/*!
 * jQuery JavaScript Library v1.12.4
 * http://jquery.com/
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2016-05-20T17:17Z
 */

(function (global, factory) {

    if (typeof module === "object" && typeof module.exports === "object") {
        // For CommonJS and CommonJS-like environments where a proper `window`
        // is present, execute the factory and get jQuery.
        // For environments that do not have a `window` with a `document`
        // (such as Node.js), expose a factory as module.exports.
        // This accentuates the need for the creation of a real `window`.
        // e.g. var jQuery = require("jquery")(window);
        // See ticket #14549 for more info.
        module.exports = global.document ?
            factory(global, true) :
            function (w) {
                if (!w.document) {
                    throw new Error("jQuery requires a window with a document");
                }
                return factory(w);
            };
    } else {
        factory(global);
    }

    // Pass this if window is not defined yet
}(typeof window !== "undefined" ? window : this, function (window, noGlobal) {

    // Support: Firefox 18+
    // Can't be in strict mode, several libs including ASP.NET trace
    // the stack via arguments.caller.callee and Firefox dies if
    // you try to trace through "use strict" call chains. (#13335)
    //"use strict";
    var deletedIds = [];

    var document = window.document;

    var slice = deletedIds.slice;

    var concat = deletedIds.concat;

    var push = deletedIds.push;

    var indexOf = deletedIds.indexOf;

    var class2type = {};

    var toString = class2type.toString;

    var hasOwn = class2type.hasOwnProperty;

    var support = {};



    var
        version = "1.12.4",

        // Define a local copy of jQuery
        jQuery = function (selector, context) {

            // The jQuery object is actually just the init constructor 'enhanced'
            // Need init if jQuery is called (just allow error to be thrown if not included)
            return new jQuery.fn.init(selector, context);
        },

        // Support: Android<4.1, IE<9
        // Make sure we trim BOM and NBSP
        rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,

        // Matches dashed string for camelizing
        rmsPrefix = /^-ms-/,
        rdashAlpha = /-([\da-z])/gi,

        // Used by jQuery.camelCase as callback to replace()
        fcamelCase = function (all, letter) {
            return letter.toUpperCase();
        };

    jQuery.fn = jQuery.prototype = {

        // The current version of jQuery being used
        jquery: version,

        constructor: jQuery,

        // Start with an empty selector
        selector: "",

        // The default length of a jQuery object is 0
        length: 0,

        toArray: function () {
            return slice.call(this);
        },

        // Get the Nth element in the matched element set OR
        // Get the whole matched element set as a clean array
        get: function (num) {
            return num != null ?

                // Return just the one element from the set
                (num < 0 ? this[num + this.length] : this[num]) :

                // Return all the elements in a clean array
                slice.call(this);
        },

        // Take an array of elements and push it onto the stack
        // (returning the new matched element set)
        pushStack: function (elems) {

            // Build a new jQuery matched element set
            var ret = jQuery.merge(this.constructor(), elems);

            // Add the old object onto the stack (as a reference)
            ret.prevObject = this;
            ret.context = this.context;

            // Return the newly-formed element set
            return ret;
        },

        // Execute a callback for every element in the matched set.
        each: function (callback) {
            return jQuery.each(this, callback);
        },

        map: function (callback) {
            return this.pushStack(jQuery.map(this, function (elem, i) {
                return callback.call(elem, i, elem);
            }));
        },

        slice: function () {
            return this.pushStack(slice.apply(this, arguments));
        },

        first: function () {
            return this.eq(0);
        },

        last: function () {
            return this.eq(-1);
        },

        eq: function (i) {
            var len = this.length,
                j = +i + (i < 0 ? len : 0);
            return this.pushStack(j >= 0 && j < len ? [this[j]] : []);
        },

        end: function () {
            return this.prevObject || this.constructor();
        },

        // For internal use only.
        // Behaves like an Array's method, not like a jQuery method.
        push: push,
        sort: deletedIds.sort,
        splice: deletedIds.splice
    };

    jQuery.extend = jQuery.fn.extend = function () {
        var src, copyIsArray, copy, name, options, clone,
            target = arguments[0] || {},
            i = 1,
            length = arguments.length,
            deep = false;

        // Handle a deep copy situation
        if (typeof target === "boolean") {
            deep = target;

            // skip the boolean and the target
            target = arguments[i] || {};
            i++;
        }

        // Handle case when target is a string or something (possible in deep copy)
        if (typeof target !== "object" && !jQuery.isFunction(target)) {
            target = {};
        }

        // extend jQuery itself if only one argument is passed
        if (i === length) {
            target = this;
            i--;
        }

        for (; i < length; i++) {

            // Only deal with non-null/undefined values
            if ((options = arguments[i]) != null) {

                // Extend the base object
                for (name in options) {
                    src = target[name];
                    copy = options[name];

                    // Prevent never-ending loop
                    if (target === copy) {
                        continue;
                    }

                    // Recurse if we're merging plain objects or arrays
                    if (deep && copy && (jQuery.isPlainObject(copy) ||
                        (copyIsArray = jQuery.isArray(copy)))) {

                        if (copyIsArray) {
                            copyIsArray = false;
                            clone = src && jQuery.isArray(src) ? src : [];

                        } else {
                            clone = src && jQuery.isPlainObject(src) ? src : {};
                        }

                        // Never move original objects, clone them
                        target[name] = jQuery.extend(deep, clone, copy);

                        // Don't bring in undefined values
                    } else if (copy !== undefined) {
                        target[name] = copy;
                    }
                }
            }
        }

        // Return the modified object
        return target;
    };

    jQuery.extend({

        // Unique for each copy of jQuery on the page
        expando: "jQuery" + (version + Math.random()).replace(/\D/g, ""),

        // Assume jQuery is ready without the ready module
        isReady: true,

        error: function (msg) {
            throw new Error(msg);
        },

        noop: function () { },

        // See test/unit/core.js for details concerning isFunction.
        // Since version 1.3, DOM methods and functions like alert
        // aren't supported. They return false on IE (#2968).
        isFunction: function (obj) {
            return jQuery.type(obj) === "function";
        },

        isArray: Array.isArray || function (obj) {
            return jQuery.type(obj) === "array";
        },

        isWindow: function (obj) {
            /* jshint eqeqeq: false */
            return obj != null && obj == obj.window;
        },

        isNumeric: function (obj) {

            // parseFloat NaNs numeric-cast false positives (null|true|false|"")
            // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
            // subtraction forces infinities to NaN
            // adding 1 corrects loss of precision from parseFloat (#15100)
            var realStringObj = obj && obj.toString();
            return !jQuery.isArray(obj) && (realStringObj - parseFloat(realStringObj) + 1) >= 0;
        },

        isEmptyObject: function (obj) {
            var name;
            for (name in obj) {
                return false;
            }
            return true;
        },

        isPlainObject: function (obj) {
            var key;

            // Must be an Object.
            // Because of IE, we also have to check the presence of the constructor property.
            // Make sure that DOM nodes and window objects don't pass through, as well
            if (!obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow(obj)) {
                return false;
            }

            try {

                // Not own constructor property must be Object
                if (obj.constructor &&
                    !hasOwn.call(obj, "constructor") &&
                    !hasOwn.call(obj.constructor.prototype, "isPrototypeOf")) {
                    return false;
                }
            } catch (e) {

                // IE8,9 Will throw exceptions on certain host objects #9897
                return false;
            }

            // Support: IE<9
            // Handle iteration over inherited properties before own properties.
            if (!support.ownFirst) {
                for (key in obj) {
                    return hasOwn.call(obj, key);
                }
            }

            // Own properties are enumerated firstly, so to speed up,
            // if last one is own, then all properties are own.
            for (key in obj) { }

            return key === undefined || hasOwn.call(obj, key);
        },

        type: function (obj) {
            if (obj == null) {
                return obj + "";
            }
            return typeof obj === "object" || typeof obj === "function" ?
                class2type[toString.call(obj)] || "object" :
                typeof obj;
        },

        // Workarounds based on findings by Jim Driscoll
        // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
        globalEval: function (data) {
            if (data && jQuery.trim(data)) {

                // We use execScript on Internet Explorer
                // We use an anonymous function so that context is window
                // rather than jQuery in Firefox
                (window.execScript || function (data) {
                    window["eval"].call(window, data); // jscs:ignore requireDotNotation
                })(data);
            }
        },

        // Convert dashed to camelCase; used by the css and data modules
        // Microsoft forgot to hump their vendor prefix (#9572)
        camelCase: function (string) {
            return string.replace(rmsPrefix, "ms-").replace(rdashAlpha, fcamelCase);
        },

        nodeName: function (elem, name) {
            return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
        },

        each: function (obj, callback) {
            var length, i = 0;

            if (isArrayLike(obj)) {
                length = obj.length;
                for (; i < length; i++) {
                    if (callback.call(obj[i], i, obj[i]) === false) {
                        break;
                    }
                }
            } else {
                for (i in obj) {
                    if (callback.call(obj[i], i, obj[i]) === false) {
                        break;
                    }
                }
            }

            return obj;
        },

        // Support: Android<4.1, IE<9
        trim: function (text) {
            return text == null ?
                "" :
                (text + "").replace(rtrim, "");
        },

        // results is for internal usage only
        makeArray: function (arr, results) {
            var ret = results || [];

            if (arr != null) {
                if (isArrayLike(Object(arr))) {
                    jQuery.merge(ret,
                        typeof arr === "string" ?
                            [arr] : arr
                    );
                } else {
                    push.call(ret, arr);
                }
            }

            return ret;
        },

        inArray: function (elem, arr, i) {
            var len;

            if (arr) {
                if (indexOf) {
                    return indexOf.call(arr, elem, i);
                }

                len = arr.length;
                i = i ? i < 0 ? Math.max(0, len + i) : i : 0;

                for (; i < len; i++) {

                    // Skip accessing in sparse arrays
                    if (i in arr && arr[i] === elem) {
                        return i;
                    }
                }
            }

            return -1;
        },

        merge: function (first, second) {
            var len = +second.length,
                j = 0,
                i = first.length;

            while (j < len) {
                first[i++] = second[j++];
            }

            // Support: IE<9
            // Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists)
            if (len !== len) {
                while (second[j] !== undefined) {
                    first[i++] = second[j++];
                }
            }

            first.length = i;

            return first;
        },

        grep: function (elems, callback, invert) {
            var callbackInverse,
                matches = [],
                i = 0,
                length = elems.length,
                callbackExpect = !invert;

            // Go through the array, only saving the items
            // that pass the validator function
            for (; i < length; i++) {
                callbackInverse = !callback(elems[i], i);
                if (callbackInverse !== callbackExpect) {
                    matches.push(elems[i]);
                }
            }

            return matches;
        },

        // arg is for internal usage only
        map: function (elems, callback, arg) {
            var length, value,
                i = 0,
                ret = [];

            // Go through the array, translating each of the items to their new values
            if (isArrayLike(elems)) {
                length = elems.length;
                for (; i < length; i++) {
                    value = callback(elems[i], i, arg);

                    if (value != null) {
                        ret.push(value);
                    }
                }

                // Go through every key on the object,
            } else {
                for (i in elems) {
                    value = callback(elems[i], i, arg);

                    if (value != null) {
                        ret.push(value);
                    }
                }
            }

            // Flatten any nested arrays
            return concat.apply([], ret);
        },

        // A global GUID counter for objects
        guid: 1,

        // Bind a function to a context, optionally partially applying any
        // arguments.
        proxy: function (fn, context) {
            var args, proxy, tmp;

            if (typeof context === "string") {
                tmp = fn[context];
                context = fn;
                fn = tmp;
            }

            // Quick check to determine if target is callable, in the spec
            // this throws a TypeError, but we will just return undefined.
            if (!jQuery.isFunction(fn)) {
                return undefined;
            }

            // Simulated bind
            args = slice.call(arguments, 2);
            proxy = function () {
                return fn.apply(context || this, args.concat(slice.call(arguments)));
            };

            // Set the guid of unique handler to the same of original handler, so it can be removed
            proxy.guid = fn.guid = fn.guid || jQuery.guid++;

            return proxy;
        },

        now: function () {
            return +(new Date());
        },

        // jQuery.support is not used in Core but other projects attach their
        // properties to it so it needs to exist.
        support: support
    });

    // JSHint would error on this code due to the Symbol not being defined in ES5.
    // Defining this global in .jshintrc would create a danger of using the global
    // unguarded in another place, it seems safer to just disable JSHint for these
    // three lines.
    /* jshint ignore: start */
    if (typeof Symbol === "function") {
        jQuery.fn[Symbol.iterator] = deletedIds[Symbol.iterator];
    }
    /* jshint ignore: end */

    // Populate the class2type map
    jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "),
        function (i, name) {
            class2type["[object " + name + "]"] = name.toLowerCase();
        });

    function isArrayLike(obj) {

        // Support: iOS 8.2 (not reproducible in simulator)
        // `in` check used to prevent JIT error (gh-2145)
        // hasOwn isn't used here due to false negatives
        // regarding Nodelist length in IE
        var length = !!obj && "length" in obj && obj.length,
            type = jQuery.type(obj);

        if (type === "function" || jQuery.isWindow(obj)) {
            return false;
        }

        return type === "array" || length === 0 ||
            typeof length === "number" && length > 0 && (length - 1) in obj;
    }
    var Sizzle =
        /*!
         * Sizzle CSS Selector Engine v2.2.1
         * http://sizzlejs.com/
         *
         * Copyright jQuery Foundation and other contributors
         * Released under the MIT license
         * http://jquery.org/license
         *
         * Date: 2015-10-17
         */
        (function (window) {

            var i,
                support,
                Expr,
                getText,
                isXML,
                tokenize,
                compile,
                select,
                outermostContext,
                sortInput,
                hasDuplicate,

                // Local document vars
                setDocument,
                document,
                docElem,
                documentIsHTML,
                rbuggyQSA,
                rbuggyMatches,
                matches,
                contains,

                // Instance-specific data
                expando = "sizzle" + 1 * new Date(),
                preferredDoc = window.document,
                dirruns = 0,
                done = 0,
                classCache = createCache(),
                tokenCache = createCache(),
                compilerCache = createCache(),
                sortOrder = function (a, b) {
                    if (a === b) {
                        hasDuplicate = true;
                    }
                    return 0;
                },

                // General-purpose constants
                MAX_NEGATIVE = 1 << 31,

                // Instance methods
                hasOwn = ({}).hasOwnProperty,
                arr = [],
                pop = arr.pop,
                push_native = arr.push,
                push = arr.push,
                slice = arr.slice,
                // Use a stripped-down indexOf as it's faster than native
                // http://jsperf.com/thor-indexof-vs-for/5
                indexOf = function (list, elem) {
                    var i = 0,
                        len = list.length;
                    for (; i < len; i++) {
                        if (list[i] === elem) {
                            return i;
                        }
                    }
                    return -1;
                },

                booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",

                // Regular expressions

                // http://www.w3.org/TR/css3-selectors/#whitespace
                whitespace = "[\\x20\\t\\r\\n\\f]",

                // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
                identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",

                // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
                attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
                    // Operator (capture 2)
                    "*([*^$|!~]?=)" + whitespace +
                    // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
                    "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
                    "*\\]",

                pseudos = ":(" + identifier + ")(?:\\((" +
                    // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
                    // 1. quoted (capture 3; capture 4 or capture 5)
                    "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
                    // 2. simple (capture 6)
                    "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
                    // 3. anything else (capture 2)
                    ".*" +
                    ")\\)|)",

                // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
                rwhitespace = new RegExp(whitespace + "+", "g"),
                rtrim = new RegExp("^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g"),

                rcomma = new RegExp("^" + whitespace + "*," + whitespace + "*"),
                rcombinators = new RegExp("^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*"),

                rattributeQuotes = new RegExp("=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g"),

                rpseudo = new RegExp(pseudos),
                ridentifier = new RegExp("^" + identifier + "$"),

                matchExpr = {
                    "ID": new RegExp("^#(" + identifier + ")"),
                    "CLASS": new RegExp("^\\.(" + identifier + ")"),
                    "TAG": new RegExp("^(" + identifier + "|[*])"),
                    "ATTR": new RegExp("^" + attributes),
                    "PSEUDO": new RegExp("^" + pseudos),
                    "CHILD": new RegExp("^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
                        "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
                        "*(\\d+)|))" + whitespace + "*\\)|)", "i"),
                    "bool": new RegExp("^(?:" + booleans + ")$", "i"),
                    // For use in libraries implementing .is()
                    // We use this for POS matching in `select`
                    "needsContext": new RegExp("^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
                        whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i")
                },

                rinputs = /^(?:input|select|textarea|button)$/i,
                rheader = /^h\d$/i,

                rnative = /^[^{]+\{\s*\[native \w/,

                // Easily-parseable/retrievable ID or TAG or CLASS selectors
                rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

                rsibling = /[+~]/,
                rescape = /'|\\/g,

                // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
                runescape = new RegExp("\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig"),
                funescape = function (_, escaped, escapedWhitespace) {
                    var high = "0x" + escaped - 0x10000;
                    // NaN means non-codepoint
                    // Support: Firefox<24
                    // Workaround erroneous numeric interpretation of +"0x"
                    return high !== high || escapedWhitespace ?
                        escaped :
                        high < 0 ?
                            // BMP codepoint
                            String.fromCharCode(high + 0x10000) :
                            // Supplemental Plane codepoint (surrogate pair)
                            String.fromCharCode(high >> 10 | 0xD800, high & 0x3FF | 0xDC00);
                },

                // Used for iframes
                // See setDocument()
                // Removing the function wrapper causes a "Permission Denied"
                // error in IE
                unloadHandler = function () {
                    setDocument();
                };

            // Optimize for push.apply( _, NodeList )
            try {
                push.apply(
                    (arr = slice.call(preferredDoc.childNodes)),
                    preferredDoc.childNodes
                );
                // Support: Android<4.0
                // Detect silently failing push.apply
                arr[preferredDoc.childNodes.length].nodeType;
            } catch (e) {
                push = {
                    apply: arr.length ?

                        // Leverage slice if possible
                        function (target, els) {
                            push_native.apply(target, slice.call(els));
                        } :

                        // Support: IE<9
                        // Otherwise append directly
                        function (target, els) {
                            var j = target.length,
                                i = 0;
                            // Can't trust NodeList.length
                            while ((target[j++] = els[i++])) { }
                            target.length = j - 1;
                        }
                };
            }

            function Sizzle(selector, context, results, seed) {
                var m, i, elem, nid, nidselect, match, groups, newSelector,
                    newContext = context && context.ownerDocument,

                    // nodeType defaults to 9, since context defaults to document
                    nodeType = context ? context.nodeType : 9;

                results = results || [];

                // Return early from calls with invalid selector or context
                if (typeof selector !== "string" || !selector ||
                    nodeType !== 1 && nodeType !== 9 && nodeType !== 11) {

                    return results;
                }

                // Try to shortcut find operations (as opposed to filters) in HTML documents
                if (!seed) {

                    if ((context ? context.ownerDocument || context : preferredDoc) !== document) {
                        setDocument(context);
                    }
                    context = context || document;

                    if (documentIsHTML) {

                        // If the selector is sufficiently simple, try using a "get*By*" DOM method
                        // (excepting DocumentFragment context, where the methods don't exist)
                        if (nodeType !== 11 && (match = rquickExpr.exec(selector))) {

                            // ID selector
                            if ((m = match[1])) {

                                // Document context
                                if (nodeType === 9) {
                                    if ((elem = context.getElementById(m))) {

                                        // Support: IE, Opera, Webkit
                                        // TODO: identify versions
                                        // getElementById can match elements by name instead of ID
                                        if (elem.id === m) {
                                            results.push(elem);
                                            return results;
                                        }
                                    } else {
                                        return results;
                                    }

                                    // Element context
                                } else {

                                    // Support: IE, Opera, Webkit
                                    // TODO: identify versions
                                    // getElementById can match elements by name instead of ID
                                    if (newContext && (elem = newContext.getElementById(m)) &&
                                        contains(context, elem) &&
                                        elem.id === m) {

                                        results.push(elem);
                                        return results;
                                    }
                                }

                                // Type selector
                            } else if (match[2]) {
                                push.apply(results, context.getElementsByTagName(selector));
                                return results;

                                // Class selector
                            } else if ((m = match[3]) && support.getElementsByClassName &&
                                context.getElementsByClassName) {

                                push.apply(results, context.getElementsByClassName(m));
                                return results;
                            }
                        }

                        // Take advantage of querySelectorAll
                        if (support.qsa &&
                            !compilerCache[selector + " "] &&
                            (!rbuggyQSA || !rbuggyQSA.test(selector))) {

                            if (nodeType !== 1) {
                                newContext = context;
                                newSelector = selector;

                                // qSA looks outside Element context, which is not what we want
                                // Thanks to Andrew Dupont for this workaround technique
                                // Support: IE <=8
                                // Exclude object elements
                            } else if (context.nodeName.toLowerCase() !== "object") {

                                // Capture the context ID, setting it first if necessary
                                if ((nid = context.getAttribute("id"))) {
                                    nid = nid.replace(rescape, "\\$&");
                                } else {
                                    context.setAttribute("id", (nid = expando));
                                }

                                // Prefix every selector in the list
                                groups = tokenize(selector);
                                i = groups.length;
                                nidselect = ridentifier.test(nid) ? "#" + nid : "[id='" + nid + "']";
                                while (i--) {
                                    groups[i] = nidselect + " " + toSelector(groups[i]);
                                }
                                newSelector = groups.join(",");

                                // Expand context for sibling selectors
                                newContext = rsibling.test(selector) && testContext(context.parentNode) ||
                                    context;
                            }

                            if (newSelector) {
                                try {
                                    push.apply(results,
                                        newContext.querySelectorAll(newSelector)
                                    );
                                    return results;
                                } catch (qsaError) {
                                } finally {
                                    if (nid === expando) {
                                        context.removeAttribute("id");
                                    }
                                }
                            }
                        }
                    }
                }

                // All others
                return select(selector.replace(rtrim, "$1"), context, results, seed);
            }

            /**
             * Create key-value caches of limited size
             * @returns {function(string, object)} Returns the Object data after storing it on itself with
             *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
             *	deleting the oldest entry
             */
            function createCache() {
                var keys = [];

                function cache(key, value) {
                    // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
                    if (keys.push(key + " ") > Expr.cacheLength) {
                        // Only keep the most recent entries
                        delete cache[keys.shift()];
                    }
                    return (cache[key + " "] = value);
                }
                return cache;
            }

            /**
             * Mark a function for special use by Sizzle
             * @param {Function} fn The function to mark
             */
            function markFunction(fn) {
                fn[expando] = true;
                return fn;
            }

            /**
             * Support testing using an element
             * @param {Function} fn Passed the created div and expects a boolean result
             */
            function assert(fn) {
                var div = document.createElement("div");

                try {
                    return !!fn(div);
                } catch (e) {
                    return false;
                } finally {
                    // Remove from its parent by default
                    if (div.parentNode) {
                        div.parentNode.removeChild(div);
                    }
                    // release memory in IE
                    div = null;
                }
            }

            /**
             * Adds the same handler for all of the specified attrs
             * @param {String} attrs Pipe-separated list of attributes
             * @param {Function} handler The method that will be applied
             */
            function addHandle(attrs, handler) {
                var arr = attrs.split("|"),
                    i = arr.length;

                while (i--) {
                    Expr.attrHandle[arr[i]] = handler;
                }
            }

            /**
             * Checks document order of two siblings
             * @param {Element} a
             * @param {Element} b
             * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
             */
            function siblingCheck(a, b) {
                var cur = b && a,
                    diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
                        (~b.sourceIndex || MAX_NEGATIVE) -
                        (~a.sourceIndex || MAX_NEGATIVE);

                // Use IE sourceIndex if available on both nodes
                if (diff) {
                    return diff;
                }

                // Check if b follows a
                if (cur) {
                    while ((cur = cur.nextSibling)) {
                        if (cur === b) {
                            return -1;
                        }
                    }
                }

                return a ? 1 : -1;
            }

            /**
             * Returns a function to use in pseudos for input types
             * @param {String} type
             */
            function createInputPseudo(type) {
                return function (elem) {
                    var name = elem.nodeName.toLowerCase();
                    return name === "input" && elem.type === type;
                };
            }

            /**
             * Returns a function to use in pseudos for buttons
             * @param {String} type
             */
            function createButtonPseudo(type) {
                return function (elem) {
                    var name = elem.nodeName.toLowerCase();
                    return (name === "input" || name === "button") && elem.type === type;
                };
            }

            /**
             * Returns a function to use in pseudos for positionals
             * @param {Function} fn
             */
            function createPositionalPseudo(fn) {
                return markFunction(function (argument) {
                    argument = +argument;
                    return markFunction(function (seed, matches) {
                        var j,
                            matchIndexes = fn([], seed.length, argument),
                            i = matchIndexes.length;

                        // Match elements found at the specified indexes
                        while (i--) {
                            if (seed[(j = matchIndexes[i])]) {
                                seed[j] = !(matches[j] = seed[j]);
                            }
                        }
                    });
                });
            }

            /**
             * Checks a node for validity as a Sizzle context
             * @param {Element|Object=} context
             * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
             */
            function testContext(context) {
                return context && typeof context.getElementsByTagName !== "undefined" && context;
            }

            // Expose support vars for convenience
            support = Sizzle.support = {};

            /**
             * Detects XML nodes
             * @param {Element|Object} elem An element or a document
             * @returns {Boolean} True iff elem is a non-HTML XML node
             */
            isXML = Sizzle.isXML = function (elem) {
                // documentElement is verified for cases where it doesn't yet exist
                // (such as loading iframes in IE - #4833)
                var documentElement = elem && (elem.ownerDocument || elem).documentElement;
                return documentElement ? documentElement.nodeName !== "HTML" : false;
            };

            /**
             * Sets document-related variables once based on the current document
             * @param {Element|Object} [doc] An element or document object to use to set the document
             * @returns {Object} Returns the current document
             */
            setDocument = Sizzle.setDocument = function (node) {
                var hasCompare, parent,
                    doc = node ? node.ownerDocument || node : preferredDoc;

                // Return early if doc is invalid or already selected
                if (doc === document || doc.nodeType !== 9 || !doc.documentElement) {
                    return document;
                }

                // Update global variables
                document = doc;
                docElem = document.documentElement;
                documentIsHTML = !isXML(document);

                // Support: IE 9-11, Edge
                // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
                if ((parent = document.defaultView) && parent.top !== parent) {
                    // Support: IE 11
                    if (parent.addEventListener) {
                        parent.addEventListener("unload", unloadHandler, false);

                        // Support: IE 9 - 10 only
                    } else if (parent.attachEvent) {
                        parent.attachEvent("onunload", unloadHandler);
                    }
                }

                /* Attributes
                ---------------------------------------------------------------------- */

                // Support: IE<8
                // Verify that getAttribute really returns attributes and not properties
                // (excepting IE8 booleans)
                support.attributes = assert(function (div) {
                    div.className = "i";
                    return !div.getAttribute("className");
                });

                /* getElement(s)By*
                ---------------------------------------------------------------------- */

                // Check if getElementsByTagName("*") returns only elements
                support.getElementsByTagName = assert(function (div) {
                    div.appendChild(document.createComment(""));
                    return !div.getElementsByTagName("*").length;
                });

                // Support: IE<9
                support.getElementsByClassName = rnative.test(document.getElementsByClassName);

                // Support: IE<10
                // Check if getElementById returns elements by name
                // The broken getElementById methods don't pick up programatically-set names,
                // so use a roundabout getElementsByName test
                support.getById = assert(function (div) {
                    docElem.appendChild(div).id = expando;
                    return !document.getElementsByName || !document.getElementsByName(expando).length;
                });

                // ID find and filter
                if (support.getById) {
                    Expr.find["ID"] = function (id, context) {
                        if (typeof context.getElementById !== "undefined" && documentIsHTML) {
                            var m = context.getElementById(id);
                            return m ? [m] : [];
                        }
                    };
                    Expr.filter["ID"] = function (id) {
                        var attrId = id.replace(runescape, funescape);
                        return function (elem) {
                            return elem.getAttribute("id") === attrId;
                        };
                    };
                } else {
                    // Support: IE6/7
                    // getElementById is not reliable as a find shortcut
                    delete Expr.find["ID"];

                    Expr.filter["ID"] = function (id) {
                        var attrId = id.replace(runescape, funescape);
                        return function (elem) {
                            var node = typeof elem.getAttributeNode !== "undefined" &&
                                elem.getAttributeNode("id");
                            return node && node.value === attrId;
                        };
                    };
                }

                // Tag
                Expr.find["TAG"] = support.getElementsByTagName ?
                    function (tag, context) {
                        if (typeof context.getElementsByTagName !== "undefined") {
                            return context.getElementsByTagName(tag);

                            // DocumentFragment nodes don't have gEBTN
                        } else if (support.qsa) {
                            return context.querySelectorAll(tag);
                        }
                    } :

                    function (tag, context) {
                        var elem,
                            tmp = [],
                            i = 0,
                            // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
                            results = context.getElementsByTagName(tag);

                        // Filter out possible comments
                        if (tag === "*") {
                            while ((elem = results[i++])) {
                                if (elem.nodeType === 1) {
                                    tmp.push(elem);
                                }
                            }

                            return tmp;
                        }
                        return results;
                    };

                // Class
                Expr.find["CLASS"] = support.getElementsByClassName && function (className, context) {
                    if (typeof context.getElementsByClassName !== "undefined" && documentIsHTML) {
                        return context.getElementsByClassName(className);
                    }
                };

                /* QSA/matchesSelector
                ---------------------------------------------------------------------- */

                // QSA and matchesSelector support

                // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
                rbuggyMatches = [];

                // qSa(:focus) reports false when true (Chrome 21)
                // We allow this because of a bug in IE8/9 that throws an error
                // whenever `document.activeElement` is accessed on an iframe
                // So, we allow :focus to pass through QSA all the time to avoid the IE error
                // See http://bugs.jquery.com/ticket/13378
                rbuggyQSA = [];

                if ((support.qsa = rnative.test(document.querySelectorAll))) {
                    // Build QSA regex
                    // Regex strategy adopted from Diego Perini
                    assert(function (div) {
                        // Select is set to empty string on purpose
                        // This is to test IE's treatment of not explicitly
                        // setting a boolean content attribute,
                        // since its presence should be enough
                        // http://bugs.jquery.com/ticket/12359
                        docElem.appendChild(div).innerHTML = "<a id='" + expando + "'></a>" +
                            "<select id='" + expando + "-\r\\' msallowcapture=''>" +
                            "<option selected=''></option></select>";

                        // Support: IE8, Opera 11-12.16
                        // Nothing should be selected when empty strings follow ^= or $= or *=
                        // The test attribute must be unknown in Opera but "safe" for WinRT
                        // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
                        if (div.querySelectorAll("[msallowcapture^='']").length) {
                            rbuggyQSA.push("[*^$]=" + whitespace + "*(?:''|\"\")");
                        }

                        // Support: IE8
                        // Boolean attributes and "value" are not treated correctly
                        if (!div.querySelectorAll("[selected]").length) {
                            rbuggyQSA.push("\\[" + whitespace + "*(?:value|" + booleans + ")");
                        }

                        // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
                        if (!div.querySelectorAll("[id~=" + expando + "-]").length) {
                            rbuggyQSA.push("~=");
                        }

                        // Webkit/Opera - :checked should return selected option elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        // IE8 throws error here and will not see later tests
                        if (!div.querySelectorAll(":checked").length) {
                            rbuggyQSA.push(":checked");
                        }

                        // Support: Safari 8+, iOS 8+
                        // https://bugs.webkit.org/show_bug.cgi?id=136851
                        // In-page `selector#id sibing-combinator selector` fails
                        if (!div.querySelectorAll("a#" + expando + "+*").length) {
                            rbuggyQSA.push(".#.+[+~]");
                        }
                    });

                    assert(function (div) {
                        // Support: Windows 8 Native Apps
                        // The type and name attributes are restricted during .innerHTML assignment
                        var input = document.createElement("input");
                        input.setAttribute("type", "hidden");
                        div.appendChild(input).setAttribute("name", "D");

                        // Support: IE8
                        // Enforce case-sensitivity of name attribute
                        if (div.querySelectorAll("[name=d]").length) {
                            rbuggyQSA.push("name" + whitespace + "*[*^$|!~]?=");
                        }

                        // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                        // IE8 throws error here and will not see later tests
                        if (!div.querySelectorAll(":enabled").length) {
                            rbuggyQSA.push(":enabled", ":disabled");
                        }

                        // Opera 10-11 does not throw on post-comma invalid pseudos
                        div.querySelectorAll("*,:x");
                        rbuggyQSA.push(",.*:");
                    });
                }

                if ((support.matchesSelector = rnative.test((matches = docElem.matches ||
                    docElem.webkitMatchesSelector ||
                    docElem.mozMatchesSelector ||
                    docElem.oMatchesSelector ||
                    docElem.msMatchesSelector)))) {

                    assert(function (div) {
                        // Check to see if it's possible to do matchesSelector
                        // on a disconnected node (IE 9)
                        support.disconnectedMatch = matches.call(div, "div");

                        // This should fail with an exception
                        // Gecko does not error, returns false instead
                        matches.call(div, "[s!='']:x");
                        rbuggyMatches.push("!=", pseudos);
                    });
                }

                rbuggyQSA = rbuggyQSA.length && new RegExp(rbuggyQSA.join("|"));
                rbuggyMatches = rbuggyMatches.length && new RegExp(rbuggyMatches.join("|"));

                /* Contains
                ---------------------------------------------------------------------- */
                hasCompare = rnative.test(docElem.compareDocumentPosition);

                // Element contains another
                // Purposefully self-exclusive
                // As in, an element does not contain itself
                contains = hasCompare || rnative.test(docElem.contains) ?
                    function (a, b) {
                        var adown = a.nodeType === 9 ? a.documentElement : a,
                            bup = b && b.parentNode;
                        return a === bup || !!(bup && bup.nodeType === 1 && (
                            adown.contains ?
                                adown.contains(bup) :
                                a.compareDocumentPosition && a.compareDocumentPosition(bup) & 16
                        ));
                    } :
                    function (a, b) {
                        if (b) {
                            while ((b = b.parentNode)) {
                                if (b === a) {
                                    return true;
                                }
                            }
                        }
                        return false;
                    };

                /* Sorting
                ---------------------------------------------------------------------- */

                // Document order sorting
                sortOrder = hasCompare ?
                    function (a, b) {

                        // Flag for duplicate removal
                        if (a === b) {
                            hasDuplicate = true;
                            return 0;
                        }

                        // Sort on method existence if only one input has compareDocumentPosition
                        var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
                        if (compare) {
                            return compare;
                        }

                        // Calculate position if both inputs belong to the same document
                        compare = (a.ownerDocument || a) === (b.ownerDocument || b) ?
                            a.compareDocumentPosition(b) :

                            // Otherwise we know they are disconnected
                            1;

                        // Disconnected nodes
                        if (compare & 1 ||
                            (!support.sortDetached && b.compareDocumentPosition(a) === compare)) {

                            // Choose the first element that is related to our preferred document
                            if (a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a)) {
                                return -1;
                            }
                            if (b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b)) {
                                return 1;
                            }

                            // Maintain original order
                            return sortInput ?
                                (indexOf(sortInput, a) - indexOf(sortInput, b)) :
                                0;
                        }

                        return compare & 4 ? -1 : 1;
                    } :
                    function (a, b) {
                        // Exit early if the nodes are identical
                        if (a === b) {
                            hasDuplicate = true;
                            return 0;
                        }

                        var cur,
                            i = 0,
                            aup = a.parentNode,
                            bup = b.parentNode,
                            ap = [a],
                            bp = [b];

                        // Parentless nodes are either documents or disconnected
                        if (!aup || !bup) {
                            return a === document ? -1 :
                                b === document ? 1 :
                                    aup ? -1 :
                                        bup ? 1 :
                                            sortInput ?
                                                (indexOf(sortInput, a) - indexOf(sortInput, b)) :
                                                0;

                            // If the nodes are siblings, we can do a quick check
                        } else if (aup === bup) {
                            return siblingCheck(a, b);
                        }

                        // Otherwise we need full lists of their ancestors for comparison
                        cur = a;
                        while ((cur = cur.parentNode)) {
                            ap.unshift(cur);
                        }
                        cur = b;
                        while ((cur = cur.parentNode)) {
                            bp.unshift(cur);
                        }

                        // Walk down the tree looking for a discrepancy
                        while (ap[i] === bp[i]) {
                            i++;
                        }

                        return i ?
                            // Do a sibling check if the nodes have a common ancestor
                            siblingCheck(ap[i], bp[i]) :

                            // Otherwise nodes in our document sort first
                            ap[i] === preferredDoc ? -1 :
                                bp[i] === preferredDoc ? 1 :
                                    0;
                    };

                return document;
            };

            Sizzle.matches = function (expr, elements) {
                return Sizzle(expr, null, null, elements);
            };

            Sizzle.matchesSelector = function (elem, expr) {
                // Set document vars if needed
                if ((elem.ownerDocument || elem) !== document) {
                    setDocument(elem);
                }

                // Make sure that attribute selectors are quoted
                expr = expr.replace(rattributeQuotes, "='$1']");

                if (support.matchesSelector && documentIsHTML &&
                    !compilerCache[expr + " "] &&
                    (!rbuggyMatches || !rbuggyMatches.test(expr)) &&
                    (!rbuggyQSA || !rbuggyQSA.test(expr))) {

                    try {
                        var ret = matches.call(elem, expr);

                        // IE 9's matchesSelector returns false on disconnected nodes
                        if (ret || support.disconnectedMatch ||
                            // As well, disconnected nodes are said to be in a document
                            // fragment in IE 9
                            elem.document && elem.document.nodeType !== 11) {
                            return ret;
                        }
                    } catch (e) { }
                }

                return Sizzle(expr, document, null, [elem]).length > 0;
            };

            Sizzle.contains = function (context, elem) {
                // Set document vars if needed
                if ((context.ownerDocument || context) !== document) {
                    setDocument(context);
                }
                return contains(context, elem);
            };

            Sizzle.attr = function (elem, name) {
                // Set document vars if needed
                if ((elem.ownerDocument || elem) !== document) {
                    setDocument(elem);
                }

                var fn = Expr.attrHandle[name.toLowerCase()],
                    // Don't get fooled by Object.prototype properties (jQuery #13807)
                    val = fn && hasOwn.call(Expr.attrHandle, name.toLowerCase()) ?
                        fn(elem, name, !documentIsHTML) :
                        undefined;

                return val !== undefined ?
                    val :
                    support.attributes || !documentIsHTML ?
                        elem.getAttribute(name) :
                        (val = elem.getAttributeNode(name)) && val.specified ?
                            val.value :
                            null;
            };

            Sizzle.error = function (msg) {
                throw new Error("Syntax error, unrecognized expression: " + msg);
            };

            /**
             * Document sorting and removing duplicates
             * @param {ArrayLike} results
             */
            Sizzle.uniqueSort = function (results) {
                var elem,
                    duplicates = [],
                    j = 0,
                    i = 0;

                // Unless we *know* we can detect duplicates, assume their presence
                hasDuplicate = !support.detectDuplicates;
                sortInput = !support.sortStable && results.slice(0);
                results.sort(sortOrder);

                if (hasDuplicate) {
                    while ((elem = results[i++])) {
                        if (elem === results[i]) {
                            j = duplicates.push(i);
                        }
                    }
                    while (j--) {
                        results.splice(duplicates[j], 1);
                    }
                }

                // Clear input after sorting to release objects
                // See https://github.com/jquery/sizzle/pull/225
                sortInput = null;

                return results;
            };

            /**
             * Utility function for retrieving the text value of an array of DOM nodes
             * @param {Array|Element} elem
             */
            getText = Sizzle.getText = function (elem) {
                var node,
                    ret = "",
                    i = 0,
                    nodeType = elem.nodeType;

                if (!nodeType) {
                    // If no nodeType, this is expected to be an array
                    while ((node = elem[i++])) {
                        // Do not traverse comment nodes
                        ret += getText(node);
                    }
                } else if (nodeType === 1 || nodeType === 9 || nodeType === 11) {
                    // Use textContent for elements
                    // innerText usage removed for consistency of new lines (jQuery #11153)
                    if (typeof elem.textContent === "string") {
                        return elem.textContent;
                    } else {
                        // Traverse its children
                        for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
                            ret += getText(elem);
                        }
                    }
                } else if (nodeType === 3 || nodeType === 4) {
                    return elem.nodeValue;
                }
                // Do not include comment or processing instruction nodes

                return ret;
            };

            Expr = Sizzle.selectors = {

                // Can be adjusted by the user
                cacheLength: 50,

                createPseudo: markFunction,

                match: matchExpr,

                attrHandle: {},

                find: {},

                relative: {
                    ">": { dir: "parentNode", first: true },
                    " ": { dir: "parentNode" },
                    "+": { dir: "previousSibling", first: true },
                    "~": { dir: "previousSibling" }
                },

                preFilter: {
                    "ATTR": function (match) {
                        match[1] = match[1].replace(runescape, funescape);

                        // Move the given value to match[3] whether quoted or unquoted
                        match[3] = (match[3] || match[4] || match[5] || "").replace(runescape, funescape);

                        if (match[2] === "~=") {
                            match[3] = " " + match[3] + " ";
                        }

                        return match.slice(0, 4);
                    },

                    "CHILD": function (match) {
                        /* matches from matchExpr["CHILD"]
                            1 type (only|nth|...)
                            2 what (child|of-type)
                            3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                            4 xn-component of xn+y argument ([+-]?\d*n|)
                            5 sign of xn-component
                            6 x of xn-component
                            7 sign of y-component
                            8 y of y-component
                        */
                        match[1] = match[1].toLowerCase();

                        if (match[1].slice(0, 3) === "nth") {
                            // nth-* requires argument
                            if (!match[3]) {
                                Sizzle.error(match[0]);
                            }

                            // numeric x and y parameters for Expr.filter.CHILD
                            // remember that false/true cast respectively to 0/1
                            match[4] = +(match[4] ? match[5] + (match[6] || 1) : 2 * (match[3] === "even" || match[3] === "odd"));
                            match[5] = +((match[7] + match[8]) || match[3] === "odd");

                            // other types prohibit arguments
                        } else if (match[3]) {
                            Sizzle.error(match[0]);
                        }

                        return match;
                    },

                    "PSEUDO": function (match) {
                        var excess,
                            unquoted = !match[6] && match[2];

                        if (matchExpr["CHILD"].test(match[0])) {
                            return null;
                        }

                        // Accept quoted arguments as-is
                        if (match[3]) {
                            match[2] = match[4] || match[5] || "";

                            // Strip excess characters from unquoted arguments
                        } else if (unquoted && rpseudo.test(unquoted) &&
                            // Get excess from tokenize (recursively)
                            (excess = tokenize(unquoted, true)) &&
                            // advance to the next closing parenthesis
                            (excess = unquoted.indexOf(")", unquoted.length - excess) - unquoted.length)) {

                            // excess is a negative index
                            match[0] = match[0].slice(0, excess);
                            match[2] = unquoted.slice(0, excess);
                        }

                        // Return only captures needed by the pseudo filter method (type and argument)
                        return match.slice(0, 3);
                    }
                },

                filter: {

                    "TAG": function (nodeNameSelector) {
                        var nodeName = nodeNameSelector.replace(runescape, funescape).toLowerCase();
                        return nodeNameSelector === "*" ?
                            function () { return true; } :
                            function (elem) {
                                return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                            };
                    },

                    "CLASS": function (className) {
                        var pattern = classCache[className + " "];

                        return pattern ||
                            (pattern = new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)")) &&
                            classCache(className, function (elem) {
                                return pattern.test(typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "");
                            });
                    },

                    "ATTR": function (name, operator, check) {
                        return function (elem) {
                            var result = Sizzle.attr(elem, name);

                            if (result == null) {
                                return operator === "!=";
                            }
                            if (!operator) {
                                return true;
                            }

                            result += "";

                            return operator === "=" ? result === check :
                                operator === "!=" ? result !== check :
                                    operator === "^=" ? check && result.indexOf(check) === 0 :
                                        operator === "*=" ? check && result.indexOf(check) > -1 :
                                            operator === "$=" ? check && result.slice(-check.length) === check :
                                                operator === "~=" ? (" " + result.replace(rwhitespace, " ") + " ").indexOf(check) > -1 :
                                                    operator === "|=" ? result === check || result.slice(0, check.length + 1) === check + "-" :
                                                        false;
                        };
                    },

                    "CHILD": function (type, what, argument, first, last) {
                        var simple = type.slice(0, 3) !== "nth",
                            forward = type.slice(-4) !== "last",
                            ofType = what === "of-type";

                        return first === 1 && last === 0 ?

                            // Shortcut for :nth-*(n)
                            function (elem) {
                                return !!elem.parentNode;
                            } :

                            function (elem, context, xml) {
                                var cache, uniqueCache, outerCache, node, nodeIndex, start,
                                    dir = simple !== forward ? "nextSibling" : "previousSibling",
                                    parent = elem.parentNode,
                                    name = ofType && elem.nodeName.toLowerCase(),
                                    useCache = !xml && !ofType,
                                    diff = false;

                                if (parent) {

                                    // :(first|last|only)-(child|of-type)
                                    if (simple) {
                                        while (dir) {
                                            node = elem;
                                            while ((node = node[dir])) {
                                                if (ofType ?
                                                    node.nodeName.toLowerCase() === name :
                                                    node.nodeType === 1) {

                                                    return false;
                                                }
                                            }
                                            // Reverse direction for :only-* (if we haven't yet done so)
                                            start = dir = type === "only" && !start && "nextSibling";
                                        }
                                        return true;
                                    }

                                    start = [forward ? parent.firstChild : parent.lastChild];

                                    // non-xml :nth-child(...) stores cache data on `parent`
                                    if (forward && useCache) {

                                        // Seek `elem` from a previously-cached index

                                        // ...in a gzip-friendly way
                                        node = parent;
                                        outerCache = node[expando] || (node[expando] = {});

                                        // Support: IE <9 only
                                        // Defend against cloned attroperties (jQuery gh-1709)
                                        uniqueCache = outerCache[node.uniqueID] ||
                                            (outerCache[node.uniqueID] = {});

                                        cache = uniqueCache[type] || [];
                                        nodeIndex = cache[0] === dirruns && cache[1];
                                        diff = nodeIndex && cache[2];
                                        node = nodeIndex && parent.childNodes[nodeIndex];

                                        while ((node = ++nodeIndex && node && node[dir] ||

                                            // Fallback to seeking `elem` from the start
                                            (diff = nodeIndex = 0) || start.pop())) {

                                            // When found, cache indexes on `parent` and break
                                            if (node.nodeType === 1 && ++diff && node === elem) {
                                                uniqueCache[type] = [dirruns, nodeIndex, diff];
                                                break;
                                            }
                                        }

                                    } else {
                                        // Use previously-cached element index if available
                                        if (useCache) {
                                            // ...in a gzip-friendly way
                                            node = elem;
                                            outerCache = node[expando] || (node[expando] = {});

                                            // Support: IE <9 only
                                            // Defend against cloned attroperties (jQuery gh-1709)
                                            uniqueCache = outerCache[node.uniqueID] ||
                                                (outerCache[node.uniqueID] = {});

                                            cache = uniqueCache[type] || [];
                                            nodeIndex = cache[0] === dirruns && cache[1];
                                            diff = nodeIndex;
                                        }

                                        // xml :nth-child(...)
                                        // or :nth-last-child(...) or :nth(-last)?-of-type(...)
                                        if (diff === false) {
                                            // Use the same loop as above to seek `elem` from the start
                                            while ((node = ++nodeIndex && node && node[dir] ||
                                                (diff = nodeIndex = 0) || start.pop())) {

                                                if ((ofType ?
                                                    node.nodeName.toLowerCase() === name :
                                                    node.nodeType === 1) &&
                                                    ++diff) {

                                                    // Cache the index of each encountered element
                                                    if (useCache) {
                                                        outerCache = node[expando] || (node[expando] = {});

                                                        // Support: IE <9 only
                                                        // Defend against cloned attroperties (jQuery gh-1709)
                                                        uniqueCache = outerCache[node.uniqueID] ||
                                                            (outerCache[node.uniqueID] = {});

                                                        uniqueCache[type] = [dirruns, diff];
                                                    }

                                                    if (node === elem) {
                                                        break;
                                                    }
                                                }
                                            }
                                        }
                                    }

                                    // Incorporate the offset, then check against cycle size
                                    diff -= last;
                                    return diff === first || (diff % first === 0 && diff / first >= 0);
                                }
                            };
                    },

                    "PSEUDO": function (pseudo, argument) {
                        // pseudo-class names are case-insensitive
                        // http://www.w3.org/TR/selectors/#pseudo-classes
                        // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                        // Remember that setFilters inherits from pseudos
                        var args,
                            fn = Expr.pseudos[pseudo] || Expr.setFilters[pseudo.toLowerCase()] ||
                                Sizzle.error("unsupported pseudo: " + pseudo);

                        // The user may use createPseudo to indicate that
                        // arguments are needed to create the filter function
                        // just as Sizzle does
                        if (fn[expando]) {
                            return fn(argument);
                        }

                        // But maintain support for old signatures
                        if (fn.length > 1) {
                            args = [pseudo, pseudo, "", argument];
                            return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase()) ?
                                markFunction(function (seed, matches) {
                                    var idx,
                                        matched = fn(seed, argument),
                                        i = matched.length;
                                    while (i--) {
                                        idx = indexOf(seed, matched[i]);
                                        seed[idx] = !(matches[idx] = matched[i]);
                                    }
                                }) :
                                function (elem) {
                                    return fn(elem, 0, args);
                                };
                        }

                        return fn;
                    }
                },

                pseudos: {
                    // Potentially complex pseudos
                    "not": markFunction(function (selector) {
                        // Trim the selector passed to compile
                        // to avoid treating leading and trailing
                        // spaces as combinators
                        var input = [],
                            results = [],
                            matcher = compile(selector.replace(rtrim, "$1"));

                        return matcher[expando] ?
                            markFunction(function (seed, matches, context, xml) {
                                var elem,
                                    unmatched = matcher(seed, null, xml, []),
                                    i = seed.length;

                                // Match elements unmatched by `matcher`
                                while (i--) {
                                    if ((elem = unmatched[i])) {
                                        seed[i] = !(matches[i] = elem);
                                    }
                                }
                            }) :
                            function (elem, context, xml) {
                                input[0] = elem;
                                matcher(input, null, xml, results);
                                // Don't keep the element (issue #299)
                                input[0] = null;
                                return !results.pop();
                            };
                    }),

                    "has": markFunction(function (selector) {
                        return function (elem) {
                            return Sizzle(selector, elem).length > 0;
                        };
                    }),

                    "contains": markFunction(function (text) {
                        text = text.replace(runescape, funescape);
                        return function (elem) {
                            return (elem.textContent || elem.innerText || getText(elem)).indexOf(text) > -1;
                        };
                    }),

                    // "Whether an element is represented by a :lang() selector
                    // is based solely on the element's language value
                    // being equal to the identifier C,
                    // or beginning with the identifier C immediately followed by "-".
                    // The matching of C against the element's language value is performed case-insensitively.
                    // The identifier C does not have to be a valid language name."
                    // http://www.w3.org/TR/selectors/#lang-pseudo
                    "lang": markFunction(function (lang) {
                        // lang value must be a valid identifier
                        if (!ridentifier.test(lang || "")) {
                            Sizzle.error("unsupported lang: " + lang);
                        }
                        lang = lang.replace(runescape, funescape).toLowerCase();
                        return function (elem) {
                            var elemLang;
                            do {
                                if ((elemLang = documentIsHTML ?
                                    elem.lang :
                                    elem.getAttribute("xml:lang") || elem.getAttribute("lang"))) {

                                    elemLang = elemLang.toLowerCase();
                                    return elemLang === lang || elemLang.indexOf(lang + "-") === 0;
                                }
                            } while ((elem = elem.parentNode) && elem.nodeType === 1);
                            return false;
                        };
                    }),

                    // Miscellaneous
                    "target": function (elem) {
                        var hash = window.location && window.location.hash;
                        return hash && hash.slice(1) === elem.id;
                    },

                    "root": function (elem) {
                        return elem === docElem;
                    },

                    "focus": function (elem) {
                        return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
                    },

                    // Boolean properties
                    "enabled": function (elem) {
                        return elem.disabled === false;
                    },

                    "disabled": function (elem) {
                        return elem.disabled === true;
                    },

                    "checked": function (elem) {
                        // In CSS3, :checked should return both checked and selected elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        var nodeName = elem.nodeName.toLowerCase();
                        return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
                    },

                    "selected": function (elem) {
                        // Accessing this property makes selected-by-default
                        // options in Safari work properly
                        if (elem.parentNode) {
                            elem.parentNode.selectedIndex;
                        }

                        return elem.selected === true;
                    },

                    // Contents
                    "empty": function (elem) {
                        // http://www.w3.org/TR/selectors/#empty-pseudo
                        // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
                        //   but not by others (comment: 8; processing instruction: 7; etc.)
                        // nodeType < 6 works because attributes (2) do not appear as children
                        for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
                            if (elem.nodeType < 6) {
                                return false;
                            }
                        }
                        return true;
                    },

                    "parent": function (elem) {
                        return !Expr.pseudos["empty"](elem);
                    },

                    // Element/input types
                    "header": function (elem) {
                        return rheader.test(elem.nodeName);
                    },

                    "input": function (elem) {
                        return rinputs.test(elem.nodeName);
                    },

                    "button": function (elem) {
                        var name = elem.nodeName.toLowerCase();
                        return name === "input" && elem.type === "button" || name === "button";
                    },

                    "text": function (elem) {
                        var attr;
                        return elem.nodeName.toLowerCase() === "input" &&
                            elem.type === "text" &&

                            // Support: IE<8
                            // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
                            ((attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text");
                    },

                    // Position-in-collection
                    "first": createPositionalPseudo(function () {
                        return [0];
                    }),

                    "last": createPositionalPseudo(function (matchIndexes, length) {
                        return [length - 1];
                    }),

                    "eq": createPositionalPseudo(function (matchIndexes, length, argument) {
                        return [argument < 0 ? argument + length : argument];
                    }),

                    "even": createPositionalPseudo(function (matchIndexes, length) {
                        var i = 0;
                        for (; i < length; i += 2) {
                            matchIndexes.push(i);
                        }
                        return matchIndexes;
                    }),

                    "odd": createPositionalPseudo(function (matchIndexes, length) {
                        var i = 1;
                        for (; i < length; i += 2) {
                            matchIndexes.push(i);
                        }
                        return matchIndexes;
                    }),

                    "lt": createPositionalPseudo(function (matchIndexes, length, argument) {
                        var i = argument < 0 ? argument + length : argument;
                        for (; --i >= 0;) {
                            matchIndexes.push(i);
                        }
                        return matchIndexes;
                    }),

                    "gt": createPositionalPseudo(function (matchIndexes, length, argument) {
                        var i = argument < 0 ? argument + length : argument;
                        for (; ++i < length;) {
                            matchIndexes.push(i);
                        }
                        return matchIndexes;
                    })
                }
            };

            Expr.pseudos["nth"] = Expr.pseudos["eq"];

            // Add button/input type pseudos
            for (i in { radio: true, checkbox: true, file: true, password: true, image: true }) {
                Expr.pseudos[i] = createInputPseudo(i);
            }
            for (i in { submit: true, reset: true }) {
                Expr.pseudos[i] = createButtonPseudo(i);
            }

            // Easy API for creating new setFilters
            function setFilters() { }
            setFilters.prototype = Expr.filters = Expr.pseudos;
            Expr.setFilters = new setFilters();

            tokenize = Sizzle.tokenize = function (selector, parseOnly) {
                var matched, match, tokens, type,
                    soFar, groups, preFilters,
                    cached = tokenCache[selector + " "];

                if (cached) {
                    return parseOnly ? 0 : cached.slice(0);
                }

                soFar = selector;
                groups = [];
                preFilters = Expr.preFilter;

                while (soFar) {

                    // Comma and first run
                    if (!matched || (match = rcomma.exec(soFar))) {
                        if (match) {
                            // Don't consume trailing commas as valid
                            soFar = soFar.slice(match[0].length) || soFar;
                        }
                        groups.push((tokens = []));
                    }

                    matched = false;

                    // Combinators
                    if ((match = rcombinators.exec(soFar))) {
                        matched = match.shift();
                        tokens.push({
                            value: matched,
                            // Cast descendant combinators to space
                            type: match[0].replace(rtrim, " ")
                        });
                        soFar = soFar.slice(matched.length);
                    }

                    // Filters
                    for (type in Expr.filter) {
                        if ((match = matchExpr[type].exec(soFar)) && (!preFilters[type] ||
                            (match = preFilters[type](match)))) {
                            matched = match.shift();
                            tokens.push({
                                value: matched,
                                type: type,
                                matches: match
                            });
                            soFar = soFar.slice(matched.length);
                        }
                    }

                    if (!matched) {
                        break;
                    }
                }

                // Return the length of the invalid excess
                // if we're just parsing
                // Otherwise, throw an error or return tokens
                return parseOnly ?
                    soFar.length :
                    soFar ?
                        Sizzle.error(selector) :
                        // Cache the tokens
                        tokenCache(selector, groups).slice(0);
            };

            function toSelector(tokens) {
                var i = 0,
                    len = tokens.length,
                    selector = "";
                for (; i < len; i++) {
                    selector += tokens[i].value;
                }
                return selector;
            }

            function addCombinator(matcher, combinator, base) {
                var dir = combinator.dir,
                    checkNonElements = base && dir === "parentNode",
                    doneName = done++;

                return combinator.first ?
                    // Check against closest ancestor/preceding element
                    function (elem, context, xml) {
                        while ((elem = elem[dir])) {
                            if (elem.nodeType === 1 || checkNonElements) {
                                return matcher(elem, context, xml);
                            }
                        }
                    } :

                    // Check against all ancestor/preceding elements
                    function (elem, context, xml) {
                        var oldCache, uniqueCache, outerCache,
                            newCache = [dirruns, doneName];

                        // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
                        if (xml) {
                            while ((elem = elem[dir])) {
                                if (elem.nodeType === 1 || checkNonElements) {
                                    if (matcher(elem, context, xml)) {
                                        return true;
                                    }
                                }
                            }
                        } else {
                            while ((elem = elem[dir])) {
                                if (elem.nodeType === 1 || checkNonElements) {
                                    outerCache = elem[expando] || (elem[expando] = {});

                                    // Support: IE <9 only
                                    // Defend against cloned attroperties (jQuery gh-1709)
                                    uniqueCache = outerCache[elem.uniqueID] || (outerCache[elem.uniqueID] = {});

                                    if ((oldCache = uniqueCache[dir]) &&
                                        oldCache[0] === dirruns && oldCache[1] === doneName) {

                                        // Assign to newCache so results back-propagate to previous elements
                                        return (newCache[2] = oldCache[2]);
                                    } else {
                                        // Reuse newcache so results back-propagate to previous elements
                                        uniqueCache[dir] = newCache;

                                        // A match means we're done; a fail means we have to keep checking
                                        if ((newCache[2] = matcher(elem, context, xml))) {
                                            return true;
                                        }
                                    }
                                }
                            }
                        }
                    };
            }

            function elementMatcher(matchers) {
                return matchers.length > 1 ?
                    function (elem, context, xml) {
                        var i = matchers.length;
                        while (i--) {
                            if (!matchers[i](elem, context, xml)) {
                                return false;
                            }
                        }
                        return true;
                    } :
                    matchers[0];
            }

            function multipleContexts(selector, contexts, results) {
                var i = 0,
                    len = contexts.length;
                for (; i < len; i++) {
                    Sizzle(selector, contexts[i], results);
                }
                return results;
            }

            function condense(unmatched, map, filter, context, xml) {
                var elem,
                    newUnmatched = [],
                    i = 0,
                    len = unmatched.length,
                    mapped = map != null;

                for (; i < len; i++) {
                    if ((elem = unmatched[i])) {
                        if (!filter || filter(elem, context, xml)) {
                            newUnmatched.push(elem);
                            if (mapped) {
                                map.push(i);
                            }
                        }
                    }
                }

                return newUnmatched;
            }

            function setMatcher(preFilter, selector, matcher, postFilter, postFinder, postSelector) {
                if (postFilter && !postFilter[expando]) {
                    postFilter = setMatcher(postFilter);
                }
                if (postFinder && !postFinder[expando]) {
                    postFinder = setMatcher(postFinder, postSelector);
                }
                return markFunction(function (seed, results, context, xml) {
                    var temp, i, elem,
                        preMap = [],
                        postMap = [],
                        preexisting = results.length,

                        // Get initial elements from seed or context
                        elems = seed || multipleContexts(selector || "*", context.nodeType ? [context] : context, []),

                        // Prefilter to get matcher input, preserving a map for seed-results synchronization
                        matcherIn = preFilter && (seed || !selector) ?
                            condense(elems, preMap, preFilter, context, xml) :
                            elems,

                        matcherOut = matcher ?
                            // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
                            postFinder || (seed ? preFilter : preexisting || postFilter) ?

                                // ...intermediate processing is necessary
                                [] :

                                // ...otherwise use results directly
                                results :
                            matcherIn;

                    // Find primary matches
                    if (matcher) {
                        matcher(matcherIn, matcherOut, context, xml);
                    }

                    // Apply postFilter
                    if (postFilter) {
                        temp = condense(matcherOut, postMap);
                        postFilter(temp, [], context, xml);

                        // Un-match failing elements by moving them back to matcherIn
                        i = temp.length;
                        while (i--) {
                            if ((elem = temp[i])) {
                                matcherOut[postMap[i]] = !(matcherIn[postMap[i]] = elem);
                            }
                        }
                    }

                    if (seed) {
                        if (postFinder || preFilter) {
                            if (postFinder) {
                                // Get the final matcherOut by condensing this intermediate into postFinder contexts
                                temp = [];
                                i = matcherOut.length;
                                while (i--) {
                                    if ((elem = matcherOut[i])) {
                                        // Restore matcherIn since elem is not yet a final match
                                        temp.push((matcherIn[i] = elem));
                                    }
                                }
                                postFinder(null, (matcherOut = []), temp, xml);
                            }

                            // Move matched elements from seed to results to keep them synchronized
                            i = matcherOut.length;
                            while (i--) {
                                if ((elem = matcherOut[i]) &&
                                    (temp = postFinder ? indexOf(seed, elem) : preMap[i]) > -1) {

                                    seed[temp] = !(results[temp] = elem);
                                }
                            }
                        }

                        // Add elements to results, through postFinder if defined
                    } else {
                        matcherOut = condense(
                            matcherOut === results ?
                                matcherOut.splice(preexisting, matcherOut.length) :
                                matcherOut
                        );
                        if (postFinder) {
                            postFinder(null, results, matcherOut, xml);
                        } else {
                            push.apply(results, matcherOut);
                        }
                    }
                });
            }

            function matcherFromTokens(tokens) {
                var checkContext, matcher, j,
                    len = tokens.length,
                    leadingRelative = Expr.relative[tokens[0].type],
                    implicitRelative = leadingRelative || Expr.relative[" "],
                    i = leadingRelative ? 1 : 0,

                    // The foundational matcher ensures that elements are reachable from top-level context(s)
                    matchContext = addCombinator(function (elem) {
                        return elem === checkContext;
                    }, implicitRelative, true),
                    matchAnyContext = addCombinator(function (elem) {
                        return indexOf(checkContext, elem) > -1;
                    }, implicitRelative, true),
                    matchers = [function (elem, context, xml) {
                        var ret = (!leadingRelative && (xml || context !== outermostContext)) || (
                            (checkContext = context).nodeType ?
                                matchContext(elem, context, xml) :
                                matchAnyContext(elem, context, xml));
                        // Avoid hanging onto element (issue #299)
                        checkContext = null;
                        return ret;
                    }];

                for (; i < len; i++) {
                    if ((matcher = Expr.relative[tokens[i].type])) {
                        matchers = [addCombinator(elementMatcher(matchers), matcher)];
                    } else {
                        matcher = Expr.filter[tokens[i].type].apply(null, tokens[i].matches);

                        // Return special upon seeing a positional matcher
                        if (matcher[expando]) {
                            // Find the next relative operator (if any) for proper handling
                            j = ++i;
                            for (; j < len; j++) {
                                if (Expr.relative[tokens[j].type]) {
                                    break;
                                }
                            }
                            return setMatcher(
                                i > 1 && elementMatcher(matchers),
                                i > 1 && toSelector(
                                    // If the preceding token was a descendant combinator, insert an implicit any-element `*`
                                    tokens.slice(0, i - 1).concat({ value: tokens[i - 2].type === " " ? "*" : "" })
                                ).replace(rtrim, "$1"),
                                matcher,
                                i < j && matcherFromTokens(tokens.slice(i, j)),
                                j < len && matcherFromTokens((tokens = tokens.slice(j))),
                                j < len && toSelector(tokens)
                            );
                        }
                        matchers.push(matcher);
                    }
                }

                return elementMatcher(matchers);
            }

            function matcherFromGroupMatchers(elementMatchers, setMatchers) {
                var bySet = setMatchers.length > 0,
                    byElement = elementMatchers.length > 0,
                    superMatcher = function (seed, context, xml, results, outermost) {
                        var elem, j, matcher,
                            matchedCount = 0,
                            i = "0",
                            unmatched = seed && [],
                            setMatched = [],
                            contextBackup = outermostContext,
                            // We must always have either seed elements or outermost context
                            elems = seed || byElement && Expr.find["TAG"]("*", outermost),
                            // Use integer dirruns iff this is the outermost matcher
                            dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
                            len = elems.length;

                        if (outermost) {
                            outermostContext = context === document || context || outermost;
                        }

                        // Add elements passing elementMatchers directly to results
                        // Support: IE<9, Safari
                        // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
                        for (; i !== len && (elem = elems[i]) != null; i++) {
                            if (byElement && elem) {
                                j = 0;
                                if (!context && elem.ownerDocument !== document) {
                                    setDocument(elem);
                                    xml = !documentIsHTML;
                                }
                                while ((matcher = elementMatchers[j++])) {
                                    if (matcher(elem, context || document, xml)) {
                                        results.push(elem);
                                        break;
                                    }
                                }
                                if (outermost) {
                                    dirruns = dirrunsUnique;
                                }
                            }

                            // Track unmatched elements for set filters
                            if (bySet) {
                                // They will have gone through all possible matchers
                                if ((elem = !matcher && elem)) {
                                    matchedCount--;
                                }

                                // Lengthen the array for every element, matched or not
                                if (seed) {
                                    unmatched.push(elem);
                                }
                            }
                        }

                        // `i` is now the count of elements visited above, and adding it to `matchedCount`
                        // makes the latter nonnegative.
                        matchedCount += i;

                        // Apply set filters to unmatched elements
                        // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
                        // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
                        // no element matchers and no seed.
                        // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
                        // case, which will result in a "00" `matchedCount` that differs from `i` but is also
                        // numerically zero.
                        if (bySet && i !== matchedCount) {
                            j = 0;
                            while ((matcher = setMatchers[j++])) {
                                matcher(unmatched, setMatched, context, xml);
                            }

                            if (seed) {
                                // Reintegrate element matches to eliminate the need for sorting
                                if (matchedCount > 0) {
                                    while (i--) {
                                        if (!(unmatched[i] || setMatched[i])) {
                                            setMatched[i] = pop.call(results);
                                        }
                                    }
                                }

                                // Discard index placeholder values to get only actual matches
                                setMatched = condense(setMatched);
                            }

                            // Add matches to results
                            push.apply(results, setMatched);

                            // Seedless set matches succeeding multiple successful matchers stipulate sorting
                            if (outermost && !seed && setMatched.length > 0 &&
                                (matchedCount + setMatchers.length) > 1) {

                                Sizzle.uniqueSort(results);
                            }
                        }

                        // Override manipulation of globals by nested matchers
                        if (outermost) {
                            dirruns = dirrunsUnique;
                            outermostContext = contextBackup;
                        }

                        return unmatched;
                    };

                return bySet ?
                    markFunction(superMatcher) :
                    superMatcher;
            }

            compile = Sizzle.compile = function (selector, match /* Internal Use Only */) {
                var i,
                    setMatchers = [],
                    elementMatchers = [],
                    cached = compilerCache[selector + " "];

                if (!cached) {
                    // Generate a function of recursive functions that can be used to check each element
                    if (!match) {
                        match = tokenize(selector);
                    }
                    i = match.length;
                    while (i--) {
                        cached = matcherFromTokens(match[i]);
                        if (cached[expando]) {
                            setMatchers.push(cached);
                        } else {
                            elementMatchers.push(cached);
                        }
                    }

                    // Cache the compiled function
                    cached = compilerCache(selector, matcherFromGroupMatchers(elementMatchers, setMatchers));

                    // Save selector and tokenization
                    cached.selector = selector;
                }
                return cached;
            };

            /**
             * A low-level selection function that works with Sizzle's compiled
             *  selector functions
             * @param {String|Function} selector A selector or a pre-compiled
             *  selector function built with Sizzle.compile
             * @param {Element} context
             * @param {Array} [results]
             * @param {Array} [seed] A set of elements to match against
             */
            select = Sizzle.select = function (selector, context, results, seed) {
                var i, tokens, token, type, find,
                    compiled = typeof selector === "function" && selector,
                    match = !seed && tokenize((selector = compiled.selector || selector));

                results = results || [];

                // Try to minimize operations if there is only one selector in the list and no seed
                // (the latter of which guarantees us context)
                if (match.length === 1) {

                    // Reduce context if the leading compound selector is an ID
                    tokens = match[0] = match[0].slice(0);
                    if (tokens.length > 2 && (token = tokens[0]).type === "ID" &&
                        support.getById && context.nodeType === 9 && documentIsHTML &&
                        Expr.relative[tokens[1].type]) {

                        context = (Expr.find["ID"](token.matches[0].replace(runescape, funescape), context) || [])[0];
                        if (!context) {
                            return results;

                            // Precompiled matchers will still verify ancestry, so step up a level
                        } else if (compiled) {
                            context = context.parentNode;
                        }

                        selector = selector.slice(tokens.shift().value.length);
                    }

                    // Fetch a seed set for right-to-left matching
                    i = matchExpr["needsContext"].test(selector) ? 0 : tokens.length;
                    while (i--) {
                        token = tokens[i];

                        // Abort if we hit a combinator
                        if (Expr.relative[(type = token.type)]) {
                            break;
                        }
                        if ((find = Expr.find[type])) {
                            // Search, expanding context for leading sibling combinators
                            if ((seed = find(
                                token.matches[0].replace(runescape, funescape),
                                rsibling.test(tokens[0].type) && testContext(context.parentNode) || context
                            ))) {

                                // If seed is empty or no tokens remain, we can return early
                                tokens.splice(i, 1);
                                selector = seed.length && toSelector(tokens);
                                if (!selector) {
                                    push.apply(results, seed);
                                    return results;
                                }

                                break;
                            }
                        }
                    }
                }

                // Compile and execute a filtering function if one is not provided
                // Provide `match` to avoid retokenization if we modified the selector above
                (compiled || compile(selector, match))(
                    seed,
                    context,
                    !documentIsHTML,
                    results,
                    !context || rsibling.test(selector) && testContext(context.parentNode) || context
                );
                return results;
            };

            // One-time assignments

            // Sort stability
            support.sortStable = expando.split("").sort(sortOrder).join("") === expando;

            // Support: Chrome 14-35+
            // Always assume duplicates if they aren't passed to the comparison function
            support.detectDuplicates = !!hasDuplicate;

            // Initialize against the default document
            setDocument();

            // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
            // Detached nodes confoundingly follow *each other*
            support.sortDetached = assert(function (div1) {
                // Should return 1, but returns 4 (following)
                return div1.compareDocumentPosition(document.createElement("div")) & 1;
            });

            // Support: IE<8
            // Prevent attribute/property "interpolation"
            // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
            if (!assert(function (div) {
                div.innerHTML = "<a href='#'></a>";
                return div.firstChild.getAttribute("href") === "#";
            })) {
                addHandle("type|href|height|width", function (elem, name, isXML) {
                    if (!isXML) {
                        return elem.getAttribute(name, name.toLowerCase() === "type" ? 1 : 2);
                    }
                });
            }

            // Support: IE<9
            // Use defaultValue in place of getAttribute("value")
            if (!support.attributes || !assert(function (div) {
                div.innerHTML = "<input/>";
                div.firstChild.setAttribute("value", "");
                return div.firstChild.getAttribute("value") === "";
            })) {
                addHandle("value", function (elem, name, isXML) {
                    if (!isXML && elem.nodeName.toLowerCase() === "input") {
                        return elem.defaultValue;
                    }
                });
            }

            // Support: IE<9
            // Use getAttributeNode to fetch booleans when getAttribute lies
            if (!assert(function (div) {
                return div.getAttribute("disabled") == null;
            })) {
                addHandle(booleans, function (elem, name, isXML) {
                    var val;
                    if (!isXML) {
                        return elem[name] === true ? name.toLowerCase() :
                            (val = elem.getAttributeNode(name)) && val.specified ?
                                val.value :
                                null;
                    }
                });
            }

            return Sizzle;

        })(window);



    jQuery.find = Sizzle;
    jQuery.expr = Sizzle.selectors;
    jQuery.expr[":"] = jQuery.expr.pseudos;
    jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
    jQuery.text = Sizzle.getText;
    jQuery.isXMLDoc = Sizzle.isXML;
    jQuery.contains = Sizzle.contains;



    var dir = function (elem, dir, until) {
        var matched = [],
            truncate = until !== undefined;

        while ((elem = elem[dir]) && elem.nodeType !== 9) {
            if (elem.nodeType === 1) {
                if (truncate && jQuery(elem).is(until)) {
                    break;
                }
                matched.push(elem);
            }
        }
        return matched;
    };


    var siblings = function (n, elem) {
        var matched = [];

        for (; n; n = n.nextSibling) {
            if (n.nodeType === 1 && n !== elem) {
                matched.push(n);
            }
        }

        return matched;
    };


    var rneedsContext = jQuery.expr.match.needsContext;

    var rsingleTag = (/^<([\w-]+)\s*\/?>(?:<\/\1>|)$/);



    var risSimple = /^.[^:#\[\.,]*$/;

    // Implement the identical functionality for filter and not
    function winnow(elements, qualifier, not) {
        if (jQuery.isFunction(qualifier)) {
            return jQuery.grep(elements, function (elem, i) {
                /* jshint -W018 */
                return !!qualifier.call(elem, i, elem) !== not;
            });

        }

        if (qualifier.nodeType) {
            return jQuery.grep(elements, function (elem) {
                return (elem === qualifier) !== not;
            });

        }

        if (typeof qualifier === "string") {
            if (risSimple.test(qualifier)) {
                return jQuery.filter(qualifier, elements, not);
            }

            qualifier = jQuery.filter(qualifier, elements);
        }

        return jQuery.grep(elements, function (elem) {
            return (jQuery.inArray(elem, qualifier) > -1) !== not;
        });
    }

    jQuery.filter = function (expr, elems, not) {
        var elem = elems[0];

        if (not) {
            expr = ":not(" + expr + ")";
        }

        return elems.length === 1 && elem.nodeType === 1 ?
            jQuery.find.matchesSelector(elem, expr) ? [elem] : [] :
            jQuery.find.matches(expr, jQuery.grep(elems, function (elem) {
                return elem.nodeType === 1;
            }));
    };

    jQuery.fn.extend({
        find: function (selector) {
            var i,
                ret = [],
                self = this,
                len = self.length;

            if (typeof selector !== "string") {
                return this.pushStack(jQuery(selector).filter(function () {
                    for (i = 0; i < len; i++) {
                        if (jQuery.contains(self[i], this)) {
                            return true;
                        }
                    }
                }));
            }

            for (i = 0; i < len; i++) {
                jQuery.find(selector, self[i], ret);
            }

            // Needed because $( selector, context ) becomes $( context ).find( selector )
            ret = this.pushStack(len > 1 ? jQuery.unique(ret) : ret);
            ret.selector = this.selector ? this.selector + " " + selector : selector;
            return ret;
        },
        filter: function (selector) {
            return this.pushStack(winnow(this, selector || [], false));
        },
        not: function (selector) {
            return this.pushStack(winnow(this, selector || [], true));
        },
        is: function (selector) {
            return !!winnow(
                this,

                // If this is a positional/relative selector, check membership in the returned set
                // so $("p:first").is("p:last") won't return true for a doc with two "p".
                typeof selector === "string" && rneedsContext.test(selector) ?
                    jQuery(selector) :
                    selector || [],
                false
            ).length;
        }
    });


    // Initialize a jQuery object


    // A central reference to the root jQuery(document)
    var rootjQuery,

        // A simple way to check for HTML strings
        // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
        // Strict HTML recognition (#11290: must start with <)
        rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,

        init = jQuery.fn.init = function (selector, context, root) {
            var match, elem;

            // HANDLE: $(""), $(null), $(undefined), $(false)
            if (!selector) {
                return this;
            }

            // init accepts an alternate rootjQuery
            // so migrate can support jQuery.sub (gh-2101)
            root = root || rootjQuery;

            // Handle HTML strings
            if (typeof selector === "string") {
                if (selector.charAt(0) === "<" &&
                    selector.charAt(selector.length - 1) === ">" &&
                    selector.length >= 3) {

                    // Assume that strings that start and end with <> are HTML and skip the regex check
                    match = [null, selector, null];

                } else {
                    match = rquickExpr.exec(selector);
                }

                // Match html or make sure no context is specified for #id
                if (match && (match[1] || !context)) {

                    // HANDLE: $(html) -> $(array)
                    if (match[1]) {
                        context = context instanceof jQuery ? context[0] : context;

                        // scripts is true for back-compat
                        // Intentionally let the error be thrown if parseHTML is not present
                        jQuery.merge(this, jQuery.parseHTML(
                            match[1],
                            context && context.nodeType ? context.ownerDocument || context : document,
                            true
                        ));

                        // HANDLE: $(html, props)
                        if (rsingleTag.test(match[1]) && jQuery.isPlainObject(context)) {
                            for (match in context) {

                                // Properties of context are called as methods if possible
                                if (jQuery.isFunction(this[match])) {
                                    this[match](context[match]);

                                    // ...and otherwise set as attributes
                                } else {
                                    this.attr(match, context[match]);
                                }
                            }
                        }

                        return this;

                        // HANDLE: $(#id)
                    } else {
                        elem = document.getElementById(match[2]);

                        // Check parentNode to catch when Blackberry 4.6 returns
                        // nodes that are no longer in the document #6963
                        if (elem && elem.parentNode) {

                            // Handle the case where IE and Opera return items
                            // by name instead of ID
                            if (elem.id !== match[2]) {
                                return rootjQuery.find(selector);
                            }

                            // Otherwise, we inject the element directly into the jQuery object
                            this.length = 1;
                            this[0] = elem;
                        }

                        this.context = document;
                        this.selector = selector;
                        return this;
                    }

                    // HANDLE: $(expr, $(...))
                } else if (!context || context.jquery) {
                    return (context || root).find(selector);

                    // HANDLE: $(expr, context)
                    // (which is just equivalent to: $(context).find(expr)
                } else {
                    return this.constructor(context).find(selector);
                }

                // HANDLE: $(DOMElement)
            } else if (selector.nodeType) {
                this.context = this[0] = selector;
                this.length = 1;
                return this;

                // HANDLE: $(function)
                // Shortcut for document ready
            } else if (jQuery.isFunction(selector)) {
                return typeof root.ready !== "undefined" ?
                    root.ready(selector) :

                    // Execute immediately if ready is not present
                    selector(jQuery);
            }

            if (selector.selector !== undefined) {
                this.selector = selector.selector;
                this.context = selector.context;
            }

            return jQuery.makeArray(selector, this);
        };

    // Give the init function the jQuery prototype for later instantiation
    init.prototype = jQuery.fn;

    // Initialize central reference
    rootjQuery = jQuery(document);


    var rparentsprev = /^(?:parents|prev(?:Until|All))/,

        // methods guaranteed to produce a unique set when starting from a unique set
        guaranteedUnique = {
            children: true,
            contents: true,
            next: true,
            prev: true
        };

    jQuery.fn.extend({
        has: function (target) {
            var i,
                targets = jQuery(target, this),
                len = targets.length;

            return this.filter(function () {
                for (i = 0; i < len; i++) {
                    if (jQuery.contains(this, targets[i])) {
                        return true;
                    }
                }
            });
        },

        closest: function (selectors, context) {
            var cur,
                i = 0,
                l = this.length,
                matched = [],
                pos = rneedsContext.test(selectors) || typeof selectors !== "string" ?
                    jQuery(selectors, context || this.context) :
                    0;

            for (; i < l; i++) {
                for (cur = this[i]; cur && cur !== context; cur = cur.parentNode) {

                    // Always skip document fragments
                    if (cur.nodeType < 11 && (pos ?
                        pos.index(cur) > -1 :

                        // Don't pass non-elements to Sizzle
                        cur.nodeType === 1 &&
                        jQuery.find.matchesSelector(cur, selectors))) {

                        matched.push(cur);
                        break;
                    }
                }
            }

            return this.pushStack(matched.length > 1 ? jQuery.uniqueSort(matched) : matched);
        },

        // Determine the position of an element within
        // the matched set of elements
        index: function (elem) {

            // No argument, return index in parent
            if (!elem) {
                return (this[0] && this[0].parentNode) ? this.first().prevAll().length : -1;
            }

            // index in selector
            if (typeof elem === "string") {
                return jQuery.inArray(this[0], jQuery(elem));
            }

            // Locate the position of the desired element
            return jQuery.inArray(

                // If it receives a jQuery object, the first element is used
                elem.jquery ? elem[0] : elem, this);
        },

        add: function (selector, context) {
            return this.pushStack(
                jQuery.uniqueSort(
                    jQuery.merge(this.get(), jQuery(selector, context))
                )
            );
        },

        addBack: function (selector) {
            return this.add(selector == null ?
                this.prevObject : this.prevObject.filter(selector)
            );
        }
    });

    function sibling(cur, dir) {
        do {
            cur = cur[dir];
        } while (cur && cur.nodeType !== 1);

        return cur;
    }

    jQuery.each({
        parent: function (elem) {
            var parent = elem.parentNode;
            return parent && parent.nodeType !== 11 ? parent : null;
        },
        parents: function (elem) {
            return dir(elem, "parentNode");
        },
        parentsUntil: function (elem, i, until) {
            return dir(elem, "parentNode", until);
        },
        next: function (elem) {
            return sibling(elem, "nextSibling");
        },
        prev: function (elem) {
            return sibling(elem, "previousSibling");
        },
        nextAll: function (elem) {
            return dir(elem, "nextSibling");
        },
        prevAll: function (elem) {
            return dir(elem, "previousSibling");
        },
        nextUntil: function (elem, i, until) {
            return dir(elem, "nextSibling", until);
        },
        prevUntil: function (elem, i, until) {
            return dir(elem, "previousSibling", until);
        },
        siblings: function (elem) {
            return siblings((elem.parentNode || {}).firstChild, elem);
        },
        children: function (elem) {
            return siblings(elem.firstChild);
        },
        contents: function (elem) {
            return jQuery.nodeName(elem, "iframe") ?
                elem.contentDocument || elem.contentWindow.document :
                jQuery.merge([], elem.childNodes);
        }
    }, function (name, fn) {
        jQuery.fn[name] = function (until, selector) {
            var ret = jQuery.map(this, fn, until);

            if (name.slice(-5) !== "Until") {
                selector = until;
            }

            if (selector && typeof selector === "string") {
                ret = jQuery.filter(selector, ret);
            }

            if (this.length > 1) {

                // Remove duplicates
                if (!guaranteedUnique[name]) {
                    ret = jQuery.uniqueSort(ret);
                }

                // Reverse order for parents* and prev-derivatives
                if (rparentsprev.test(name)) {
                    ret = ret.reverse();
                }
            }

            return this.pushStack(ret);
        };
    });
    var rnotwhite = (/\S+/g);



    // Convert String-formatted options into Object-formatted ones
    function createOptions(options) {
        var object = {};
        jQuery.each(options.match(rnotwhite) || [], function (_, flag) {
            object[flag] = true;
        });
        return object;
    }

    /*
     * Create a callback list using the following parameters:
     *
     *	options: an optional list of space-separated options that will change how
     *			the callback list behaves or a more traditional option object
     *
     * By default a callback list will act like an event callback list and can be
     * "fired" multiple times.
     *
     * Possible options:
     *
     *	once:			will ensure the callback list can only be fired once (like a Deferred)
     *
     *	memory:			will keep track of previous values and will call any callback added
     *					after the list has been fired right away with the latest "memorized"
     *					values (like a Deferred)
     *
     *	unique:			will ensure a callback can only be added once (no duplicate in the list)
     *
     *	stopOnFalse:	interrupt callings when a callback returns false
     *
     */
    jQuery.Callbacks = function (options) {

        // Convert options from String-formatted to Object-formatted if needed
        // (we check in cache first)
        options = typeof options === "string" ?
            createOptions(options) :
            jQuery.extend({}, options);

        var // Flag to know if list is currently firing
            firing,

            // Last fire value for non-forgettable lists
            memory,

            // Flag to know if list was already fired
            fired,

            // Flag to prevent firing
            locked,

            // Actual callback list
            list = [],

            // Queue of execution data for repeatable lists
            queue = [],

            // Index of currently firing callback (modified by add/remove as needed)
            firingIndex = -1,

            // Fire callbacks
            fire = function () {

                // Enforce single-firing
                locked = options.once;

                // Execute callbacks for all pending executions,
                // respecting firingIndex overrides and runtime changes
                fired = firing = true;
                for (; queue.length; firingIndex = -1) {
                    memory = queue.shift();
                    while (++firingIndex < list.length) {

                        // Run callback and check for early termination
                        if (list[firingIndex].apply(memory[0], memory[1]) === false &&
                            options.stopOnFalse) {

                            // Jump to end and forget the data so .add doesn't re-fire
                            firingIndex = list.length;
                            memory = false;
                        }
                    }
                }

                // Forget the data if we're done with it
                if (!options.memory) {
                    memory = false;
                }

                firing = false;

                // Clean up if we're done firing for good
                if (locked) {

                    // Keep an empty list if we have data for future add calls
                    if (memory) {
                        list = [];

                        // Otherwise, this object is spent
                    } else {
                        list = "";
                    }
                }
            },

            // Actual Callbacks object
            self = {

                // Add a callback or a collection of callbacks to the list
                add: function () {
                    if (list) {

                        // If we have memory from a past run, we should fire after adding
                        if (memory && !firing) {
                            firingIndex = list.length - 1;
                            queue.push(memory);
                        }

                        (function add(args) {
                            jQuery.each(args, function (_, arg) {
                                if (jQuery.isFunction(arg)) {
                                    if (!options.unique || !self.has(arg)) {
                                        list.push(arg);
                                    }
                                } else if (arg && arg.length && jQuery.type(arg) !== "string") {

                                    // Inspect recursively
                                    add(arg);
                                }
                            });
                        })(arguments);

                        if (memory && !firing) {
                            fire();
                        }
                    }
                    return this;
                },

                // Remove a callback from the list
                remove: function () {
                    jQuery.each(arguments, function (_, arg) {
                        var index;
                        while ((index = jQuery.inArray(arg, list, index)) > -1) {
                            list.splice(index, 1);

                            // Handle firing indexes
                            if (index <= firingIndex) {
                                firingIndex--;
                            }
                        }
                    });
                    return this;
                },

                // Check if a given callback is in the list.
                // If no argument is given, return whether or not list has callbacks attached.
                has: function (fn) {
                    return fn ?
                        jQuery.inArray(fn, list) > -1 :
                        list.length > 0;
                },

                // Remove all callbacks from the list
                empty: function () {
                    if (list) {
                        list = [];
                    }
                    return this;
                },

                // Disable .fire and .add
                // Abort any current/pending executions
                // Clear all callbacks and values
                disable: function () {
                    locked = queue = [];
                    list = memory = "";
                    return this;
                },
                disabled: function () {
                    return !list;
                },

                // Disable .fire
                // Also disable .add unless we have memory (since it would have no effect)
                // Abort any pending executions
                lock: function () {
                    locked = true;
                    if (!memory) {
                        self.disable();
                    }
                    return this;
                },
                locked: function () {
                    return !!locked;
                },

                // Call all callbacks with the given context and arguments
                fireWith: function (context, args) {
                    if (!locked) {
                        args = args || [];
                        args = [context, args.slice ? args.slice() : args];
                        queue.push(args);
                        if (!firing) {
                            fire();
                        }
                    }
                    return this;
                },

                // Call all the callbacks with the given arguments
                fire: function () {
                    self.fireWith(this, arguments);
                    return this;
                },

                // To know if the callbacks have already been called at least once
                fired: function () {
                    return !!fired;
                }
            };

        return self;
    };


    jQuery.extend({

        Deferred: function (func) {
            var tuples = [

                // action, add listener, listener list, final state
                ["resolve", "done", jQuery.Callbacks("once memory"), "resolved"],
                ["reject", "fail", jQuery.Callbacks("once memory"), "rejected"],
                ["notify", "progress", jQuery.Callbacks("memory")]
            ],
                state = "pending",
                promise = {
                    state: function () {
                        return state;
                    },
                    always: function () {
                        deferred.done(arguments).fail(arguments);
                        return this;
                    },
                    then: function ( /* fnDone, fnFail, fnProgress */) {
                        var fns = arguments;
                        return jQuery.Deferred(function (newDefer) {
                            jQuery.each(tuples, function (i, tuple) {
                                var fn = jQuery.isFunction(fns[i]) && fns[i];

                                // deferred[ done | fail | progress ] for forwarding actions to newDefer
                                deferred[tuple[1]](function () {
                                    var returned = fn && fn.apply(this, arguments);
                                    if (returned && jQuery.isFunction(returned.promise)) {
                                        returned.promise()
                                            .progress(newDefer.notify)
                                            .done(newDefer.resolve)
                                            .fail(newDefer.reject);
                                    } else {
                                        newDefer[tuple[0] + "With"](
                                            this === promise ? newDefer.promise() : this,
                                            fn ? [returned] : arguments
                                        );
                                    }
                                });
                            });
                            fns = null;
                        }).promise();
                    },

                    // Get a promise for this deferred
                    // If obj is provided, the promise aspect is added to the object
                    promise: function (obj) {
                        return obj != null ? jQuery.extend(obj, promise) : promise;
                    }
                },
                deferred = {};

            // Keep pipe for back-compat
            promise.pipe = promise.then;

            // Add list-specific methods
            jQuery.each(tuples, function (i, tuple) {
                var list = tuple[2],
                    stateString = tuple[3];

                // promise[ done | fail | progress ] = list.add
                promise[tuple[1]] = list.add;

                // Handle state
                if (stateString) {
                    list.add(function () {

                        // state = [ resolved | rejected ]
                        state = stateString;

                        // [ reject_list | resolve_list ].disable; progress_list.lock
                    }, tuples[i ^ 1][2].disable, tuples[2][2].lock);
                }

                // deferred[ resolve | reject | notify ]
                deferred[tuple[0]] = function () {
                    deferred[tuple[0] + "With"](this === deferred ? promise : this, arguments);
                    return this;
                };
                deferred[tuple[0] + "With"] = list.fireWith;
            });

            // Make the deferred a promise
            promise.promise(deferred);

            // Call given func if any
            if (func) {
                func.call(deferred, deferred);
            }

            // All done!
            return deferred;
        },

        // Deferred helper
        when: function (subordinate /* , ..., subordinateN */) {
            var i = 0,
                resolveValues = slice.call(arguments),
                length = resolveValues.length,

                // the count of uncompleted subordinates
                remaining = length !== 1 ||
                    (subordinate && jQuery.isFunction(subordinate.promise)) ? length : 0,

                // the master Deferred.
                // If resolveValues consist of only a single Deferred, just use that.
                deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

                // Update function for both resolve and progress values
                updateFunc = function (i, contexts, values) {
                    return function (value) {
                        contexts[i] = this;
                        values[i] = arguments.length > 1 ? slice.call(arguments) : value;
                        if (values === progressValues) {
                            deferred.notifyWith(contexts, values);

                        } else if (!(--remaining)) {
                            deferred.resolveWith(contexts, values);
                        }
                    };
                },

                progressValues, progressContexts, resolveContexts;

            // add listeners to Deferred subordinates; treat others as resolved
            if (length > 1) {
                progressValues = new Array(length);
                progressContexts = new Array(length);
                resolveContexts = new Array(length);
                for (; i < length; i++) {
                    if (resolveValues[i] && jQuery.isFunction(resolveValues[i].promise)) {
                        resolveValues[i].promise()
                            .progress(updateFunc(i, progressContexts, progressValues))
                            .done(updateFunc(i, resolveContexts, resolveValues))
                            .fail(deferred.reject);
                    } else {
                        --remaining;
                    }
                }
            }

            // if we're not waiting on anything, resolve the master
            if (!remaining) {
                deferred.resolveWith(resolveContexts, resolveValues);
            }

            return deferred.promise();
        }
    });


    // The deferred used on DOM ready
    var readyList;

    jQuery.fn.ready = function (fn) {

        // Add the callback
        jQuery.ready.promise().done(fn);

        return this;
    };

    jQuery.extend({

        // Is the DOM ready to be used? Set to true once it occurs.
        isReady: false,

        // A counter to track how many items to wait for before
        // the ready event fires. See #6781
        readyWait: 1,

        // Hold (or release) the ready event
        holdReady: function (hold) {
            if (hold) {
                jQuery.readyWait++;
            } else {
                jQuery.ready(true);
            }
        },

        // Handle when the DOM is ready
        ready: function (wait) {

            // Abort if there are pending holds or we're already ready
            if (wait === true ? --jQuery.readyWait : jQuery.isReady) {
                return;
            }

            // Remember that the DOM is ready
            jQuery.isReady = true;

            // If a normal DOM Ready event fired, decrement, and wait if need be
            if (wait !== true && --jQuery.readyWait > 0) {
                return;
            }

            // If there are functions bound, to execute
            readyList.resolveWith(document, [jQuery]);

            // Trigger any bound ready events
            if (jQuery.fn.triggerHandler) {
                jQuery(document).triggerHandler("ready");
                jQuery(document).off("ready");
            }
        }
    });

    /**
     * Clean-up method for dom ready events
     */
    function detach() {
        if (document.addEventListener) {
            document.removeEventListener("DOMContentLoaded", completed);
            window.removeEventListener("load", completed);

        } else {
            document.detachEvent("onreadystatechange", completed);
            window.detachEvent("onload", completed);
        }
    }

    /**
     * The ready event handler and self cleanup method
     */
    function completed() {

        // readyState === "complete" is good enough for us to call the dom ready in oldIE
        if (document.addEventListener ||
            window.event.type === "load" ||
            document.readyState === "complete") {

            detach();
            jQuery.ready();
        }
    }

    jQuery.ready.promise = function (obj) {
        if (!readyList) {

            readyList = jQuery.Deferred();

            // Catch cases where $(document).ready() is called
            // after the browser event has already occurred.
            // Support: IE6-10
            // Older IE sometimes signals "interactive" too soon
            if (document.readyState === "complete" ||
                (document.readyState !== "loading" && !document.documentElement.doScroll)) {

                // Handle it asynchronously to allow scripts the opportunity to delay ready
                window.setTimeout(jQuery.ready);

                // Standards-based browsers support DOMContentLoaded
            } else if (document.addEventListener) {

                // Use the handy event callback
                document.addEventListener("DOMContentLoaded", completed);

                // A fallback to window.onload, that will always work
                window.addEventListener("load", completed);

                // If IE event model is used
            } else {

                // Ensure firing before onload, maybe late but safe also for iframes
                document.attachEvent("onreadystatechange", completed);

                // A fallback to window.onload, that will always work
                window.attachEvent("onload", completed);

                // If IE and not a frame
                // continually check to see if the document is ready
                var top = false;

                try {
                    top = window.frameElement == null && document.documentElement;
                } catch (e) { }

                if (top && top.doScroll) {
                    (function doScrollCheck() {
                        if (!jQuery.isReady) {

                            try {

                                // Use the trick by Diego Perini
                                // http://javascript.nwbox.com/IEContentLoaded/
                                top.doScroll("left");
                            } catch (e) {
                                return window.setTimeout(doScrollCheck, 50);
                            }

                            // detach all dom ready events
                            detach();

                            // and execute any waiting functions
                            jQuery.ready();
                        }
                    })();
                }
            }
        }
        return readyList.promise(obj);
    };

    // Kick off the DOM ready check even if the user does not
    jQuery.ready.promise();




    // Support: IE<9
    // Iteration over object's inherited properties before its own
    var i;
    for (i in jQuery(support)) {
        break;
    }
    support.ownFirst = i === "0";

    // Note: most support tests are defined in their respective modules.
    // false until the test is run
    support.inlineBlockNeedsLayout = false;

    // Execute ASAP in case we need to set body.style.zoom
    jQuery(function () {

        // Minified: var a,b,c,d
        var val, div, body, container;

        body = document.getElementsByTagName("body")[0];
        if (!body || !body.style) {

            // Return for frameset docs that don't have a body
            return;
        }

        // Setup
        div = document.createElement("div");
        container = document.createElement("div");
        container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
        body.appendChild(container).appendChild(div);

        if (typeof div.style.zoom !== "undefined") {

            // Support: IE<8
            // Check if natively block-level elements act like inline-block
            // elements when setting their display to 'inline' and giving
            // them layout
            div.style.cssText = "display:inline;margin:0;border:0;padding:1px;width:1px;zoom:1";

            support.inlineBlockNeedsLayout = val = div.offsetWidth === 3;
            if (val) {

                // Prevent IE 6 from affecting layout for positioned elements #11048
                // Prevent IE from shrinking the body in IE 7 mode #12869
                // Support: IE<8
                body.style.zoom = 1;
            }
        }

        body.removeChild(container);
    });


    (function () {
        var div = document.createElement("div");

        // Support: IE<9
        support.deleteExpando = true;
        try {
            delete div.test;
        } catch (e) {
            support.deleteExpando = false;
        }

        // Null elements to avoid leaks in IE.
        div = null;
    })();
    var acceptData = function (elem) {
        var noData = jQuery.noData[(elem.nodeName + " ").toLowerCase()],
            nodeType = +elem.nodeType || 1;

        // Do not set data on non-element DOM nodes because it will not be cleared (#8335).
        return nodeType !== 1 && nodeType !== 9 ?
            false :

            // Nodes accept data unless otherwise specified; rejection can be conditional
            !noData || noData !== true && elem.getAttribute("classid") === noData;
    };




    var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
        rmultiDash = /([A-Z])/g;

    function dataAttr(elem, key, data) {

        // If nothing was found internally, try to fetch any
        // data from the HTML5 data-* attribute
        if (data === undefined && elem.nodeType === 1) {

            var name = "data-" + key.replace(rmultiDash, "-$1").toLowerCase();

            data = elem.getAttribute(name);

            if (typeof data === "string") {
                try {
                    data = data === "true" ? true :
                        data === "false" ? false :
                            data === "null" ? null :

                                // Only convert to a number if it doesn't change the string
                                +data + "" === data ? +data :
                                    rbrace.test(data) ? jQuery.parseJSON(data) :
                                        data;
                } catch (e) { }

                // Make sure we set the data so it isn't changed later
                jQuery.data(elem, key, data);

            } else {
                data = undefined;
            }
        }

        return data;
    }

    // checks a cache object for emptiness
    function isEmptyDataObject(obj) {
        var name;
        for (name in obj) {

            // if the public data object is empty, the private is still empty
            if (name === "data" && jQuery.isEmptyObject(obj[name])) {
                continue;
            }
            if (name !== "toJSON") {
                return false;
            }
        }

        return true;
    }

    function internalData(elem, name, data, pvt /* Internal Use Only */) {
        if (!acceptData(elem)) {
            return;
        }

        var ret, thisCache,
            internalKey = jQuery.expando,

            // We have to handle DOM nodes and JS objects differently because IE6-7
            // can't GC object references properly across the DOM-JS boundary
            isNode = elem.nodeType,

            // Only DOM nodes need the global jQuery cache; JS object data is
            // attached directly to the object so GC can occur automatically
            cache = isNode ? jQuery.cache : elem,

            // Only defining an ID for JS objects if its cache already exists allows
            // the code to shortcut on the same path as a DOM node with no cache
            id = isNode ? elem[internalKey] : elem[internalKey] && internalKey;

        // Avoid doing any more work than we need to when trying to get data on an
        // object that has no data at all
        if ((!id || !cache[id] || (!pvt && !cache[id].data)) &&
            data === undefined && typeof name === "string") {
            return;
        }

        if (!id) {

            // Only DOM nodes need a new unique ID for each element since their data
            // ends up in the global cache
            if (isNode) {
                id = elem[internalKey] = deletedIds.pop() || jQuery.guid++;
            } else {
                id = internalKey;
            }
        }

        if (!cache[id]) {

            // Avoid exposing jQuery metadata on plain JS objects when the object
            // is serialized using JSON.stringify
            cache[id] = isNode ? {} : { toJSON: jQuery.noop };
        }

        // An object can be passed to jQuery.data instead of a key/value pair; this gets
        // shallow copied over onto the existing cache
        if (typeof name === "object" || typeof name === "function") {
            if (pvt) {
                cache[id] = jQuery.extend(cache[id], name);
            } else {
                cache[id].data = jQuery.extend(cache[id].data, name);
            }
        }

        thisCache = cache[id];

        // jQuery data() is stored in a separate object inside the object's internal data
        // cache in order to avoid key collisions between internal data and user-defined
        // data.
        if (!pvt) {
            if (!thisCache.data) {
                thisCache.data = {};
            }

            thisCache = thisCache.data;
        }

        if (data !== undefined) {
            thisCache[jQuery.camelCase(name)] = data;
        }

        // Check for both converted-to-camel and non-converted data property names
        // If a data property was specified
        if (typeof name === "string") {

            // First Try to find as-is property data
            ret = thisCache[name];

            // Test for null|undefined property data
            if (ret == null) {

                // Try to find the camelCased property
                ret = thisCache[jQuery.camelCase(name)];
            }
        } else {
            ret = thisCache;
        }

        return ret;
    }

    function internalRemoveData(elem, name, pvt) {
        if (!acceptData(elem)) {
            return;
        }

        var thisCache, i,
            isNode = elem.nodeType,

            // See jQuery.data for more information
            cache = isNode ? jQuery.cache : elem,
            id = isNode ? elem[jQuery.expando] : jQuery.expando;

        // If there is already no cache entry for this object, there is no
        // purpose in continuing
        if (!cache[id]) {
            return;
        }

        if (name) {

            thisCache = pvt ? cache[id] : cache[id].data;

            if (thisCache) {

                // Support array or space separated string names for data keys
                if (!jQuery.isArray(name)) {

                    // try the string as a key before any manipulation
                    if (name in thisCache) {
                        name = [name];
                    } else {

                        // split the camel cased version by spaces unless a key with the spaces exists
                        name = jQuery.camelCase(name);
                        if (name in thisCache) {
                            name = [name];
                        } else {
                            name = name.split(" ");
                        }
                    }
                } else {

                    // If "name" is an array of keys...
                    // When data is initially created, via ("key", "val") signature,
                    // keys will be converted to camelCase.
                    // Since there is no way to tell _how_ a key was added, remove
                    // both plain key and camelCase key. #12786
                    // This will only penalize the array argument path.
                    name = name.concat(jQuery.map(name, jQuery.camelCase));
                }

                i = name.length;
                while (i--) {
                    delete thisCache[name[i]];
                }

                // If there is no data left in the cache, we want to continue
                // and let the cache object itself get destroyed
                if (pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache)) {
                    return;
                }
            }
        }

        // See jQuery.data for more information
        if (!pvt) {
            delete cache[id].data;

            // Don't destroy the parent cache unless the internal data object
            // had been the only thing left in it
            if (!isEmptyDataObject(cache[id])) {
                return;
            }
        }

        // Destroy the cache
        if (isNode) {
            jQuery.cleanData([elem], true);

            // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
            /* jshint eqeqeq: false */
        } else if (support.deleteExpando || cache != cache.window) {
            /* jshint eqeqeq: true */
            delete cache[id];

            // When all else fails, undefined
        } else {
            cache[id] = undefined;
        }
    }

    jQuery.extend({
        cache: {},

        // The following elements (space-suffixed to avoid Object.prototype collisions)
        // throw uncatchable exceptions if you attempt to set expando properties
        noData: {
            "applet ": true,
            "embed ": true,

            // ...but Flash objects (which have this classid) *can* handle expandos
            "object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
        },

        hasData: function (elem) {
            elem = elem.nodeType ? jQuery.cache[elem[jQuery.expando]] : elem[jQuery.expando];
            return !!elem && !isEmptyDataObject(elem);
        },

        data: function (elem, name, data) {
            return internalData(elem, name, data);
        },

        removeData: function (elem, name) {
            return internalRemoveData(elem, name);
        },

        // For internal use only.
        _data: function (elem, name, data) {
            return internalData(elem, name, data, true);
        },

        _removeData: function (elem, name) {
            return internalRemoveData(elem, name, true);
        }
    });

    jQuery.fn.extend({
        data: function (key, value) {
            var i, name, data,
                elem = this[0],
                attrs = elem && elem.attributes;

            // Special expections of .data basically thwart jQuery.access,
            // so implement the relevant behavior ourselves

            // Gets all values
            if (key === undefined) {
                if (this.length) {
                    data = jQuery.data(elem);

                    if (elem.nodeType === 1 && !jQuery._data(elem, "parsedAttrs")) {
                        i = attrs.length;
                        while (i--) {

                            // Support: IE11+
                            // The attrs elements can be null (#14894)
                            if (attrs[i]) {
                                name = attrs[i].name;
                                if (name.indexOf("data-") === 0) {
                                    name = jQuery.camelCase(name.slice(5));
                                    dataAttr(elem, name, data[name]);
                                }
                            }
                        }
                        jQuery._data(elem, "parsedAttrs", true);
                    }
                }

                return data;
            }

            // Sets multiple values
            if (typeof key === "object") {
                return this.each(function () {
                    jQuery.data(this, key);
                });
            }

            return arguments.length > 1 ?

                // Sets one value
                this.each(function () {
                    jQuery.data(this, key, value);
                }) :

                // Gets one value
                // Try to fetch any internally stored data first
                elem ? dataAttr(elem, key, jQuery.data(elem, key)) : undefined;
        },

        removeData: function (key) {
            return this.each(function () {
                jQuery.removeData(this, key);
            });
        }
    });


    jQuery.extend({
        queue: function (elem, type, data) {
            var queue;

            if (elem) {
                type = (type || "fx") + "queue";
                queue = jQuery._data(elem, type);

                // Speed up dequeue by getting out quickly if this is just a lookup
                if (data) {
                    if (!queue || jQuery.isArray(data)) {
                        queue = jQuery._data(elem, type, jQuery.makeArray(data));
                    } else {
                        queue.push(data);
                    }
                }
                return queue || [];
            }
        },

        dequeue: function (elem, type) {
            type = type || "fx";

            var queue = jQuery.queue(elem, type),
                startLength = queue.length,
                fn = queue.shift(),
                hooks = jQuery._queueHooks(elem, type),
                next = function () {
                    jQuery.dequeue(elem, type);
                };

            // If the fx queue is dequeued, always remove the progress sentinel
            if (fn === "inprogress") {
                fn = queue.shift();
                startLength--;
            }

            if (fn) {

                // Add a progress sentinel to prevent the fx queue from being
                // automatically dequeued
                if (type === "fx") {
                    queue.unshift("inprogress");
                }

                // clear up the last queue stop function
                delete hooks.stop;
                fn.call(elem, next, hooks);
            }

            if (!startLength && hooks) {
                hooks.empty.fire();
            }
        },

        // not intended for public consumption - generates a queueHooks object,
        // or returns the current one
        _queueHooks: function (elem, type) {
            var key = type + "queueHooks";
            return jQuery._data(elem, key) || jQuery._data(elem, key, {
                empty: jQuery.Callbacks("once memory").add(function () {
                    jQuery._removeData(elem, type + "queue");
                    jQuery._removeData(elem, key);
                })
            });
        }
    });

    jQuery.fn.extend({
        queue: function (type, data) {
            var setter = 2;

            if (typeof type !== "string") {
                data = type;
                type = "fx";
                setter--;
            }

            if (arguments.length < setter) {
                return jQuery.queue(this[0], type);
            }

            return data === undefined ?
                this :
                this.each(function () {
                    var queue = jQuery.queue(this, type, data);

                    // ensure a hooks for this queue
                    jQuery._queueHooks(this, type);

                    if (type === "fx" && queue[0] !== "inprogress") {
                        jQuery.dequeue(this, type);
                    }
                });
        },
        dequeue: function (type) {
            return this.each(function () {
                jQuery.dequeue(this, type);
            });
        },
        clearQueue: function (type) {
            return this.queue(type || "fx", []);
        },

        // Get a promise resolved when queues of a certain type
        // are emptied (fx is the type by default)
        promise: function (type, obj) {
            var tmp,
                count = 1,
                defer = jQuery.Deferred(),
                elements = this,
                i = this.length,
                resolve = function () {
                    if (!(--count)) {
                        defer.resolveWith(elements, [elements]);
                    }
                };

            if (typeof type !== "string") {
                obj = type;
                type = undefined;
            }
            type = type || "fx";

            while (i--) {
                tmp = jQuery._data(elements[i], type + "queueHooks");
                if (tmp && tmp.empty) {
                    count++;
                    tmp.empty.add(resolve);
                }
            }
            resolve();
            return defer.promise(obj);
        }
    });


    (function () {
        var shrinkWrapBlocksVal;

        support.shrinkWrapBlocks = function () {
            if (shrinkWrapBlocksVal != null) {
                return shrinkWrapBlocksVal;
            }

            // Will be changed later if needed.
            shrinkWrapBlocksVal = false;

            // Minified: var b,c,d
            var div, body, container;

            body = document.getElementsByTagName("body")[0];
            if (!body || !body.style) {

                // Test fired too early or in an unsupported environment, exit.
                return;
            }

            // Setup
            div = document.createElement("div");
            container = document.createElement("div");
            container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
            body.appendChild(container).appendChild(div);

            // Support: IE6
            // Check if elements with layout shrink-wrap their children
            if (typeof div.style.zoom !== "undefined") {

                // Reset CSS: box-sizing; display; margin; border
                div.style.cssText =

                    // Support: Firefox<29, Android 2.3
                    // Vendor-prefix box-sizing
                    "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
                    "box-sizing:content-box;display:block;margin:0;border:0;" +
                    "padding:1px;width:1px;zoom:1";
                div.appendChild(document.createElement("div")).style.width = "5px";
                shrinkWrapBlocksVal = div.offsetWidth !== 3;
            }

            body.removeChild(container);

            return shrinkWrapBlocksVal;
        };

    })();
    var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;

    var rcssNum = new RegExp("^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i");


    var cssExpand = ["Top", "Right", "Bottom", "Left"];

    var isHidden = function (elem, el) {

        // isHidden might be called from jQuery#filter function;
        // in that case, element will be second argument
        elem = el || elem;
        return jQuery.css(elem, "display") === "none" ||
            !jQuery.contains(elem.ownerDocument, elem);
    };



    function adjustCSS(elem, prop, valueParts, tween) {
        var adjusted,
            scale = 1,
            maxIterations = 20,
            currentValue = tween ?
                function () { return tween.cur(); } :
                function () { return jQuery.css(elem, prop, ""); },
            initial = currentValue(),
            unit = valueParts && valueParts[3] || (jQuery.cssNumber[prop] ? "" : "px"),

            // Starting value computation is required for potential unit mismatches
            initialInUnit = (jQuery.cssNumber[prop] || unit !== "px" && +initial) &&
                rcssNum.exec(jQuery.css(elem, prop));

        if (initialInUnit && initialInUnit[3] !== unit) {

            // Trust units reported by jQuery.css
            unit = unit || initialInUnit[3];

            // Make sure we update the tween properties later on
            valueParts = valueParts || [];

            // Iteratively approximate from a nonzero starting point
            initialInUnit = +initial || 1;

            do {

                // If previous iteration zeroed out, double until we get *something*.
                // Use string for doubling so we don't accidentally see scale as unchanged below
                scale = scale || ".5";

                // Adjust and apply
                initialInUnit = initialInUnit / scale;
                jQuery.style(elem, prop, initialInUnit + unit);

                // Update scale, tolerating zero or NaN from tween.cur()
                // Break the loop if scale is unchanged or perfect, or if we've just had enough.
            } while (
                scale !== (scale = currentValue() / initial) && scale !== 1 && --maxIterations
            );
        }

        if (valueParts) {
            initialInUnit = +initialInUnit || +initial || 0;

            // Apply relative offset (+=/-=) if specified
            adjusted = valueParts[1] ?
                initialInUnit + (valueParts[1] + 1) * valueParts[2] :
                +valueParts[2];
            if (tween) {
                tween.unit = unit;
                tween.start = initialInUnit;
                tween.end = adjusted;
            }
        }
        return adjusted;
    }


    // Multifunctional method to get and set values of a collection
    // The value/s can optionally be executed if it's a function
    var access = function (elems, fn, key, value, chainable, emptyGet, raw) {
        var i = 0,
            length = elems.length,
            bulk = key == null;

        // Sets many values
        if (jQuery.type(key) === "object") {
            chainable = true;
            for (i in key) {
                access(elems, fn, i, key[i], true, emptyGet, raw);
            }

            // Sets one value
        } else if (value !== undefined) {
            chainable = true;

            if (!jQuery.isFunction(value)) {
                raw = true;
            }

            if (bulk) {

                // Bulk operations run against the entire set
                if (raw) {
                    fn.call(elems, value);
                    fn = null;

                    // ...except when executing function values
                } else {
                    bulk = fn;
                    fn = function (elem, key, value) {
                        return bulk.call(jQuery(elem), value);
                    };
                }
            }

            if (fn) {
                for (; i < length; i++) {
                    fn(
                        elems[i],
                        key,
                        raw ? value : value.call(elems[i], i, fn(elems[i], key))
                    );
                }
            }
        }

        return chainable ?
            elems :

            // Gets
            bulk ?
                fn.call(elems) :
                length ? fn(elems[0], key) : emptyGet;
    };
    var rcheckableType = (/^(?:checkbox|radio)$/i);

    var rtagName = (/<([\w:-]+)/);

    var rscriptType = (/^$|\/(?:java|ecma)script/i);

    var rleadingWhitespace = (/^\s+/);

    var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|" +
        "details|dialog|figcaption|figure|footer|header|hgroup|main|" +
        "mark|meter|nav|output|picture|progress|section|summary|template|time|video";



    function createSafeFragment(document) {
        var list = nodeNames.split("|"),
            safeFrag = document.createDocumentFragment();

        if (safeFrag.createElement) {
            while (list.length) {
                safeFrag.createElement(
                    list.pop()
                );
            }
        }
        return safeFrag;
    }


    (function () {
        var div = document.createElement("div"),
            fragment = document.createDocumentFragment(),
            input = document.createElement("input");

        // Setup
        div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

        // IE strips leading whitespace when .innerHTML is used
        support.leadingWhitespace = div.firstChild.nodeType === 3;

        // Make sure that tbody elements aren't automatically inserted
        // IE will insert them into empty tables
        support.tbody = !div.getElementsByTagName("tbody").length;

        // Make sure that link elements get serialized correctly by innerHTML
        // This requires a wrapper element in IE
        support.htmlSerialize = !!div.getElementsByTagName("link").length;

        // Makes sure cloning an html5 element does not cause problems
        // Where outerHTML is undefined, this still works
        support.html5Clone =
            document.createElement("nav").cloneNode(true).outerHTML !== "<:nav></:nav>";

        // Check if a disconnected checkbox will retain its checked
        // value of true after appended to the DOM (IE6/7)
        input.type = "checkbox";
        input.checked = true;
        fragment.appendChild(input);
        support.appendChecked = input.checked;

        // Make sure textarea (and checkbox) defaultValue is properly cloned
        // Support: IE6-IE11+
        div.innerHTML = "<textarea>x</textarea>";
        support.noCloneChecked = !!div.cloneNode(true).lastChild.defaultValue;

        // #11217 - WebKit loses check when the name is after the checked attribute
        fragment.appendChild(div);

        // Support: Windows Web Apps (WWA)
        // `name` and `type` must use .setAttribute for WWA (#14901)
        input = document.createElement("input");
        input.setAttribute("type", "radio");
        input.setAttribute("checked", "checked");
        input.setAttribute("name", "t");

        div.appendChild(input);

        // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
        // old WebKit doesn't clone checked state correctly in fragments
        support.checkClone = div.cloneNode(true).cloneNode(true).lastChild.checked;

        // Support: IE<9
        // Cloned elements keep attachEvent handlers, we use addEventListener on IE9+
        support.noCloneEvent = !!div.addEventListener;

        // Support: IE<9
        // Since attributes and properties are the same in IE,
        // cleanData must set properties to undefined rather than use removeAttribute
        div[jQuery.expando] = 1;
        support.attributes = !div.getAttribute(jQuery.expando);
    })();


    // We have to close these tags to support XHTML (#13200)
    var wrapMap = {
        option: [1, "<select multiple='multiple'>", "</select>"],
        legend: [1, "<fieldset>", "</fieldset>"],
        area: [1, "<map>", "</map>"],

        // Support: IE8
        param: [1, "<object>", "</object>"],
        thead: [1, "<table>", "</table>"],
        tr: [2, "<table><tbody>", "</tbody></table>"],
        col: [2, "<table><tbody></tbody><colgroup>", "</colgroup></table>"],
        td: [3, "<table><tbody><tr>", "</tr></tbody></table>"],

        // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
        // unless wrapped in a div with non-breaking characters in front of it.
        _default: support.htmlSerialize ? [0, "", ""] : [1, "X<div>", "</div>"]
    };

    // Support: IE8-IE9
    wrapMap.optgroup = wrapMap.option;

    wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
    wrapMap.th = wrapMap.td;


    function getAll(context, tag) {
        var elems, elem,
            i = 0,
            found = typeof context.getElementsByTagName !== "undefined" ?
                context.getElementsByTagName(tag || "*") :
                typeof context.querySelectorAll !== "undefined" ?
                    context.querySelectorAll(tag || "*") :
                    undefined;

        if (!found) {
            for (found = [], elems = context.childNodes || context;
                (elem = elems[i]) != null;
                i++
            ) {
                if (!tag || jQuery.nodeName(elem, tag)) {
                    found.push(elem);
                } else {
                    jQuery.merge(found, getAll(elem, tag));
                }
            }
        }

        return tag === undefined || tag && jQuery.nodeName(context, tag) ?
            jQuery.merge([context], found) :
            found;
    }


    // Mark scripts as having already been evaluated
    function setGlobalEval(elems, refElements) {
        var elem,
            i = 0;
        for (; (elem = elems[i]) != null; i++) {
            jQuery._data(
                elem,
                "globalEval",
                !refElements || jQuery._data(refElements[i], "globalEval")
            );
        }
    }


    var rhtml = /<|&#?\w+;/,
        rtbody = /<tbody/i;

    function fixDefaultChecked(elem) {
        if (rcheckableType.test(elem.type)) {
            elem.defaultChecked = elem.checked;
        }
    }

    function buildFragment(elems, context, scripts, selection, ignored) {
        var j, elem, contains,
            tmp, tag, tbody, wrap,
            l = elems.length,

            // Ensure a safe fragment
            safe = createSafeFragment(context),

            nodes = [],
            i = 0;

        for (; i < l; i++) {
            elem = elems[i];

            if (elem || elem === 0) {

                // Add nodes directly
                if (jQuery.type(elem) === "object") {
                    jQuery.merge(nodes, elem.nodeType ? [elem] : elem);

                    // Convert non-html into a text node
                } else if (!rhtml.test(elem)) {
                    nodes.push(context.createTextNode(elem));

                    // Convert html into DOM nodes
                } else {
                    tmp = tmp || safe.appendChild(context.createElement("div"));

                    // Deserialize a standard representation
                    tag = (rtagName.exec(elem) || ["", ""])[1].toLowerCase();
                    wrap = wrapMap[tag] || wrapMap._default;

                    tmp.innerHTML = wrap[1] + jQuery.htmlPrefilter(elem) + wrap[2];

                    // Descend through wrappers to the right content
                    j = wrap[0];
                    while (j--) {
                        tmp = tmp.lastChild;
                    }

                    // Manually add leading whitespace removed by IE
                    if (!support.leadingWhitespace && rleadingWhitespace.test(elem)) {
                        nodes.push(context.createTextNode(rleadingWhitespace.exec(elem)[0]));
                    }

                    // Remove IE's autoinserted <tbody> from table fragments
                    if (!support.tbody) {

                        // String was a <table>, *may* have spurious <tbody>
                        elem = tag === "table" && !rtbody.test(elem) ?
                            tmp.firstChild :

                            // String was a bare <thead> or <tfoot>
                            wrap[1] === "<table>" && !rtbody.test(elem) ?
                                tmp :
                                0;

                        j = elem && elem.childNodes.length;
                        while (j--) {
                            if (jQuery.nodeName((tbody = elem.childNodes[j]), "tbody") &&
                                !tbody.childNodes.length) {

                                elem.removeChild(tbody);
                            }
                        }
                    }

                    jQuery.merge(nodes, tmp.childNodes);

                    // Fix #12392 for WebKit and IE > 9
                    tmp.textContent = "";

                    // Fix #12392 for oldIE
                    while (tmp.firstChild) {
                        tmp.removeChild(tmp.firstChild);
                    }

                    // Remember the top-level container for proper cleanup
                    tmp = safe.lastChild;
                }
            }
        }

        // Fix #11356: Clear elements from fragment
        if (tmp) {
            safe.removeChild(tmp);
        }

        // Reset defaultChecked for any radios and checkboxes
        // about to be appended to the DOM in IE 6/7 (#8060)
        if (!support.appendChecked) {
            jQuery.grep(getAll(nodes, "input"), fixDefaultChecked);
        }

        i = 0;
        while ((elem = nodes[i++])) {

            // Skip elements already in the context collection (trac-4087)
            if (selection && jQuery.inArray(elem, selection) > -1) {
                if (ignored) {
                    ignored.push(elem);
                }

                continue;
            }

            contains = jQuery.contains(elem.ownerDocument, elem);

            // Append to fragment
            tmp = getAll(safe.appendChild(elem), "script");

            // Preserve script evaluation history
            if (contains) {
                setGlobalEval(tmp);
            }

            // Capture executables
            if (scripts) {
                j = 0;
                while ((elem = tmp[j++])) {
                    if (rscriptType.test(elem.type || "")) {
                        scripts.push(elem);
                    }
                }
            }
        }

        tmp = null;

        return safe;
    }


    (function () {
        var i, eventName,
            div = document.createElement("div");

        // Support: IE<9 (lack submit/change bubble), Firefox (lack focus(in | out) events)
        for (i in { submit: true, change: true, focusin: true }) {
            eventName = "on" + i;

            if (!(support[i] = eventName in window)) {

                // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
                div.setAttribute(eventName, "t");
                support[i] = div.attributes[eventName].expando === false;
            }
        }

        // Null elements to avoid leaks in IE.
        div = null;
    })();


    var rformElems = /^(?:input|select|textarea)$/i,
        rkeyEvent = /^key/,
        rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
        rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
        rtypenamespace = /^([^.]*)(?:\.(.+)|)/;

    function returnTrue() {
        return true;
    }

    function returnFalse() {
        return false;
    }

    // Support: IE9
    // See #13393 for more info
    function safeActiveElement() {
        try {
            return document.activeElement;
        } catch (err) { }
    }

    function on(elem, types, selector, data, fn, one) {
        var origFn, type;

        // Types can be a map of types/handlers
        if (typeof types === "object") {

            // ( types-Object, selector, data )
            if (typeof selector !== "string") {

                // ( types-Object, data )
                data = data || selector;
                selector = undefined;
            }
            for (type in types) {
                on(elem, type, selector, data, types[type], one);
            }
            return elem;
        }

        if (data == null && fn == null) {

            // ( types, fn )
            fn = selector;
            data = selector = undefined;
        } else if (fn == null) {
            if (typeof selector === "string") {

                // ( types, selector, fn )
                fn = data;
                data = undefined;
            } else {

                // ( types, data, fn )
                fn = data;
                data = selector;
                selector = undefined;
            }
        }
        if (fn === false) {
            fn = returnFalse;
        } else if (!fn) {
            return elem;
        }

        if (one === 1) {
            origFn = fn;
            fn = function (event) {

                // Can use an empty set, since event contains the info
                jQuery().off(event);
                return origFn.apply(this, arguments);
            };

            // Use same guid so caller can remove using origFn
            fn.guid = origFn.guid || (origFn.guid = jQuery.guid++);
        }
        return elem.each(function () {
            jQuery.event.add(this, types, fn, data, selector);
        });
    }

    /*
     * Helper functions for managing events -- not part of the public interface.
     * Props to Dean Edwards' addEvent library for many of the ideas.
     */
    jQuery.event = {

        global: {},

        add: function (elem, types, handler, data, selector) {
            var tmp, events, t, handleObjIn,
                special, eventHandle, handleObj,
                handlers, type, namespaces, origType,
                elemData = jQuery._data(elem);

            // Don't attach events to noData or text/comment nodes (but allow plain objects)
            if (!elemData) {
                return;
            }

            // Caller can pass in an object of custom data in lieu of the handler
            if (handler.handler) {
                handleObjIn = handler;
                handler = handleObjIn.handler;
                selector = handleObjIn.selector;
            }

            // Make sure that the handler has a unique ID, used to find/remove it later
            if (!handler.guid) {
                handler.guid = jQuery.guid++;
            }

            // Init the element's event structure and main handler, if this is the first
            if (!(events = elemData.events)) {
                events = elemData.events = {};
            }
            if (!(eventHandle = elemData.handle)) {
                eventHandle = elemData.handle = function (e) {

                    // Discard the second event of a jQuery.event.trigger() and
                    // when an event is called after a page has unloaded
                    return typeof jQuery !== "undefined" &&
                        (!e || jQuery.event.triggered !== e.type) ?
                        jQuery.event.dispatch.apply(eventHandle.elem, arguments) :
                        undefined;
                };

                // Add elem as a property of the handle fn to prevent a memory leak
                // with IE non-native events
                eventHandle.elem = elem;
            }

            // Handle multiple events separated by a space
            types = (types || "").match(rnotwhite) || [""];
            t = types.length;
            while (t--) {
                tmp = rtypenamespace.exec(types[t]) || [];
                type = origType = tmp[1];
                namespaces = (tmp[2] || "").split(".").sort();

                // There *must* be a type, no attaching namespace-only handlers
                if (!type) {
                    continue;
                }

                // If event changes its type, use the special event handlers for the changed type
                special = jQuery.event.special[type] || {};

                // If selector defined, determine special event api type, otherwise given type
                type = (selector ? special.delegateType : special.bindType) || type;

                // Update special based on newly reset type
                special = jQuery.event.special[type] || {};

                // handleObj is passed to all event handlers
                handleObj = jQuery.extend({
                    type: type,
                    origType: origType,
                    data: data,
                    handler: handler,
                    guid: handler.guid,
                    selector: selector,
                    needsContext: selector && jQuery.expr.match.needsContext.test(selector),
                    namespace: namespaces.join(".")
                }, handleObjIn);

                // Init the event handler queue if we're the first
                if (!(handlers = events[type])) {
                    handlers = events[type] = [];
                    handlers.delegateCount = 0;

                    // Only use addEventListener/attachEvent if the special events handler returns false
                    if (!special.setup ||
                        special.setup.call(elem, data, namespaces, eventHandle) === false) {

                        // Bind the global event handler to the element
                        if (elem.addEventListener) {
                            elem.addEventListener(type, eventHandle, false);

                        } else if (elem.attachEvent) {
                            elem.attachEvent("on" + type, eventHandle);
                        }
                    }
                }

                if (special.add) {
                    special.add.call(elem, handleObj);

                    if (!handleObj.handler.guid) {
                        handleObj.handler.guid = handler.guid;
                    }
                }

                // Add to the element's handler list, delegates in front
                if (selector) {
                    handlers.splice(handlers.delegateCount++, 0, handleObj);
                } else {
                    handlers.push(handleObj);
                }

                // Keep track of which events have ever been used, for event optimization
                jQuery.event.global[type] = true;
            }

            // Nullify elem to prevent memory leaks in IE
            elem = null;
        },

        // Detach an event or set of events from an element
        remove: function (elem, types, handler, selector, mappedTypes) {
            var j, handleObj, tmp,
                origCount, t, events,
                special, handlers, type,
                namespaces, origType,
                elemData = jQuery.hasData(elem) && jQuery._data(elem);

            if (!elemData || !(events = elemData.events)) {
                return;
            }

            // Once for each type.namespace in types; type may be omitted
            types = (types || "").match(rnotwhite) || [""];
            t = types.length;
            while (t--) {
                tmp = rtypenamespace.exec(types[t]) || [];
                type = origType = tmp[1];
                namespaces = (tmp[2] || "").split(".").sort();

                // Unbind all events (on this namespace, if provided) for the element
                if (!type) {
                    for (type in events) {
                        jQuery.event.remove(elem, type + types[t], handler, selector, true);
                    }
                    continue;
                }

                special = jQuery.event.special[type] || {};
                type = (selector ? special.delegateType : special.bindType) || type;
                handlers = events[type] || [];
                tmp = tmp[2] &&
                    new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)");

                // Remove matching events
                origCount = j = handlers.length;
                while (j--) {
                    handleObj = handlers[j];

                    if ((mappedTypes || origType === handleObj.origType) &&
                        (!handler || handler.guid === handleObj.guid) &&
                        (!tmp || tmp.test(handleObj.namespace)) &&
                        (!selector || selector === handleObj.selector ||
                            selector === "**" && handleObj.selector)) {
                        handlers.splice(j, 1);

                        if (handleObj.selector) {
                            handlers.delegateCount--;
                        }
                        if (special.remove) {
                            special.remove.call(elem, handleObj);
                        }
                    }
                }

                // Remove generic event handler if we removed something and no more handlers exist
                // (avoids potential for endless recursion during removal of special event handlers)
                if (origCount && !handlers.length) {
                    if (!special.teardown ||
                        special.teardown.call(elem, namespaces, elemData.handle) === false) {

                        jQuery.removeEvent(elem, type, elemData.handle);
                    }

                    delete events[type];
                }
            }

            // Remove the expando if it's no longer used
            if (jQuery.isEmptyObject(events)) {
                delete elemData.handle;

                // removeData also checks for emptiness and clears the expando if empty
                // so use it instead of delete
                jQuery._removeData(elem, "events");
            }
        },

        trigger: function (event, data, elem, onlyHandlers) {
            var handle, ontype, cur,
                bubbleType, special, tmp, i,
                eventPath = [elem || document],
                type = hasOwn.call(event, "type") ? event.type : event,
                namespaces = hasOwn.call(event, "namespace") ? event.namespace.split(".") : [];

            cur = tmp = elem = elem || document;

            // Don't do events on text and comment nodes
            if (elem.nodeType === 3 || elem.nodeType === 8) {
                return;
            }

            // focus/blur morphs to focusin/out; ensure we're not firing them right now
            if (rfocusMorph.test(type + jQuery.event.triggered)) {
                return;
            }

            if (type.indexOf(".") > -1) {

                // Namespaced trigger; create a regexp to match event type in handle()
                namespaces = type.split(".");
                type = namespaces.shift();
                namespaces.sort();
            }
            ontype = type.indexOf(":") < 0 && "on" + type;

            // Caller can pass in a jQuery.Event object, Object, or just an event type string
            event = event[jQuery.expando] ?
                event :
                new jQuery.Event(type, typeof event === "object" && event);

            // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
            event.isTrigger = onlyHandlers ? 2 : 3;
            event.namespace = namespaces.join(".");
            event.rnamespace = event.namespace ?
                new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") :
                null;

            // Clean up the event in case it is being reused
            event.result = undefined;
            if (!event.target) {
                event.target = elem;
            }

            // Clone any incoming data and prepend the event, creating the handler arg list
            data = data == null ?
                [event] :
                jQuery.makeArray(data, [event]);

            // Allow special events to draw outside the lines
            special = jQuery.event.special[type] || {};
            if (!onlyHandlers && special.trigger && special.trigger.apply(elem, data) === false) {
                return;
            }

            // Determine event propagation path in advance, per W3C events spec (#9951)
            // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
            if (!onlyHandlers && !special.noBubble && !jQuery.isWindow(elem)) {

                bubbleType = special.delegateType || type;
                if (!rfocusMorph.test(bubbleType + type)) {
                    cur = cur.parentNode;
                }
                for (; cur; cur = cur.parentNode) {
                    eventPath.push(cur);
                    tmp = cur;
                }

                // Only add window if we got to document (e.g., not plain obj or detached DOM)
                if (tmp === (elem.ownerDocument || document)) {
                    eventPath.push(tmp.defaultView || tmp.parentWindow || window);
                }
            }

            // Fire handlers on the event path
            i = 0;
            while ((cur = eventPath[i++]) && !event.isPropagationStopped()) {

                event.type = i > 1 ?
                    bubbleType :
                    special.bindType || type;

                // jQuery handler
                handle = (jQuery._data(cur, "events") || {})[event.type] &&
                    jQuery._data(cur, "handle");

                if (handle) {
                    handle.apply(cur, data);
                }

                // Native handler
                handle = ontype && cur[ontype];
                if (handle && handle.apply && acceptData(cur)) {
                    event.result = handle.apply(cur, data);
                    if (event.result === false) {
                        event.preventDefault();
                    }
                }
            }
            event.type = type;

            // If nobody prevented the default action, do it now
            if (!onlyHandlers && !event.isDefaultPrevented()) {

                if (
                    (!special._default ||
                        special._default.apply(eventPath.pop(), data) === false
                    ) && acceptData(elem)
                ) {

                    // Call a native DOM method on the target with the same name name as the event.
                    // Can't use an .isFunction() check here because IE6/7 fails that test.
                    // Don't do default actions on window, that's where global variables be (#6170)
                    if (ontype && elem[type] && !jQuery.isWindow(elem)) {

                        // Don't re-trigger an onFOO event when we call its FOO() method
                        tmp = elem[ontype];

                        if (tmp) {
                            elem[ontype] = null;
                        }

                        // Prevent re-triggering of the same event, since we already bubbled it above
                        jQuery.event.triggered = type;
                        try {
                            elem[type]();
                        } catch (e) {

                            // IE<9 dies on focus/blur to hidden element (#1486,#12518)
                            // only reproducible on winXP IE8 native, not IE9 in IE8 mode
                        }
                        jQuery.event.triggered = undefined;

                        if (tmp) {
                            elem[ontype] = tmp;
                        }
                    }
                }
            }

            return event.result;
        },

        dispatch: function (event) {

            // Make a writable jQuery.Event from the native event object
            event = jQuery.event.fix(event);

            var i, j, ret, matched, handleObj,
                handlerQueue = [],
                args = slice.call(arguments),
                handlers = (jQuery._data(this, "events") || {})[event.type] || [],
                special = jQuery.event.special[event.type] || {};

            // Use the fix-ed jQuery.Event rather than the (read-only) native event
            args[0] = event;
            event.delegateTarget = this;

            // Call the preDispatch hook for the mapped type, and let it bail if desired
            if (special.preDispatch && special.preDispatch.call(this, event) === false) {
                return;
            }

            // Determine handlers
            handlerQueue = jQuery.event.handlers.call(this, event, handlers);

            // Run delegates first; they may want to stop propagation beneath us
            i = 0;
            while ((matched = handlerQueue[i++]) && !event.isPropagationStopped()) {
                event.currentTarget = matched.elem;

                j = 0;
                while ((handleObj = matched.handlers[j++]) &&
                    !event.isImmediatePropagationStopped()) {

                    // Triggered event must either 1) have no namespace, or 2) have namespace(s)
                    // a subset or equal to those in the bound event (both can have no namespace).
                    if (!event.rnamespace || event.rnamespace.test(handleObj.namespace)) {

                        event.handleObj = handleObj;
                        event.data = handleObj.data;

                        ret = ((jQuery.event.special[handleObj.origType] || {}).handle ||
                            handleObj.handler).apply(matched.elem, args);

                        if (ret !== undefined) {
                            if ((event.result = ret) === false) {
                                event.preventDefault();
                                event.stopPropagation();
                            }
                        }
                    }
                }
            }

            // Call the postDispatch hook for the mapped type
            if (special.postDispatch) {
                special.postDispatch.call(this, event);
            }

            return event.result;
        },

        handlers: function (event, handlers) {
            var i, matches, sel, handleObj,
                handlerQueue = [],
                delegateCount = handlers.delegateCount,
                cur = event.target;

            // Support (at least): Chrome, IE9
            // Find delegate handlers
            // Black-hole SVG <use> instance trees (#13180)
            //
            // Support: Firefox<=42+
            // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
            if (delegateCount && cur.nodeType &&
                (event.type !== "click" || isNaN(event.button) || event.button < 1)) {

                /* jshint eqeqeq: false */
                for (; cur != this; cur = cur.parentNode || this) {
                    /* jshint eqeqeq: true */

                    // Don't check non-elements (#13208)
                    // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
                    if (cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click")) {
                        matches = [];
                        for (i = 0; i < delegateCount; i++) {
                            handleObj = handlers[i];

                            // Don't conflict with Object.prototype properties (#13203)
                            sel = handleObj.selector + " ";

                            if (matches[sel] === undefined) {
                                matches[sel] = handleObj.needsContext ?
                                    jQuery(sel, this).index(cur) > -1 :
                                    jQuery.find(sel, this, null, [cur]).length;
                            }
                            if (matches[sel]) {
                                matches.push(handleObj);
                            }
                        }
                        if (matches.length) {
                            handlerQueue.push({ elem: cur, handlers: matches });
                        }
                    }
                }
            }

            // Add the remaining (directly-bound) handlers
            if (delegateCount < handlers.length) {
                handlerQueue.push({ elem: this, handlers: handlers.slice(delegateCount) });
            }

            return handlerQueue;
        },

        fix: function (event) {
            if (event[jQuery.expando]) {
                return event;
            }

            // Create a writable copy of the event object and normalize some properties
            var i, prop, copy,
                type = event.type,
                originalEvent = event,
                fixHook = this.fixHooks[type];

            if (!fixHook) {
                this.fixHooks[type] = fixHook =
                    rmouseEvent.test(type) ? this.mouseHooks :
                        rkeyEvent.test(type) ? this.keyHooks :
                            {};
            }
            copy = fixHook.props ? this.props.concat(fixHook.props) : this.props;

            event = new jQuery.Event(originalEvent);

            i = copy.length;
            while (i--) {
                prop = copy[i];
                event[prop] = originalEvent[prop];
            }

            // Support: IE<9
            // Fix target property (#1925)
            if (!event.target) {
                event.target = originalEvent.srcElement || document;
            }

            // Support: Safari 6-8+
            // Target should not be a text node (#504, #13143)
            if (event.target.nodeType === 3) {
                event.target = event.target.parentNode;
            }

            // Support: IE<9
            // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
            event.metaKey = !!event.metaKey;

            return fixHook.filter ? fixHook.filter(event, originalEvent) : event;
        },

        // Includes some event props shared by KeyEvent and MouseEvent
        props: ("altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " +
            "metaKey relatedTarget shiftKey target timeStamp view which").split(" "),

        fixHooks: {},

        keyHooks: {
            props: "char charCode key keyCode".split(" "),
            filter: function (event, original) {

                // Add which for key events
                if (event.which == null) {
                    event.which = original.charCode != null ? original.charCode : original.keyCode;
                }

                return event;
            }
        },

        mouseHooks: {
            props: ("button buttons clientX clientY fromElement offsetX offsetY " +
                "pageX pageY screenX screenY toElement").split(" "),
            filter: function (event, original) {
                var body, eventDoc, doc,
                    button = original.button,
                    fromElement = original.fromElement;

                // Calculate pageX/Y if missing and clientX/Y available
                if (event.pageX == null && original.clientX != null) {
                    eventDoc = event.target.ownerDocument || document;
                    doc = eventDoc.documentElement;
                    body = eventDoc.body;

                    event.pageX = original.clientX +
                        (doc && doc.scrollLeft || body && body.scrollLeft || 0) -
                        (doc && doc.clientLeft || body && body.clientLeft || 0);
                    event.pageY = original.clientY +
                        (doc && doc.scrollTop || body && body.scrollTop || 0) -
                        (doc && doc.clientTop || body && body.clientTop || 0);
                }

                // Add relatedTarget, if necessary
                if (!event.relatedTarget && fromElement) {
                    event.relatedTarget = fromElement === event.target ?
                        original.toElement :
                        fromElement;
                }

                // Add which for click: 1 === left; 2 === middle; 3 === right
                // Note: button is not normalized, so don't use it
                if (!event.which && button !== undefined) {
                    event.which = (button & 1 ? 1 : (button & 2 ? 3 : (button & 4 ? 2 : 0)));
                }

                return event;
            }
        },

        special: {
            load: {

                // Prevent triggered image.load events from bubbling to window.load
                noBubble: true
            },
            focus: {

                // Fire native event if possible so blur/focus sequence is correct
                trigger: function () {
                    if (this !== safeActiveElement() && this.focus) {
                        try {
                            this.focus();
                            return false;
                        } catch (e) {

                            // Support: IE<9
                            // If we error on focus to hidden element (#1486, #12518),
                            // let .trigger() run the handlers
                        }
                    }
                },
                delegateType: "focusin"
            },
            blur: {
                trigger: function () {
                    if (this === safeActiveElement() && this.blur) {
                        this.blur();
                        return false;
                    }
                },
                delegateType: "focusout"
            },
            click: {

                // For checkbox, fire native event so checked state will be right
                trigger: function () {
                    if (jQuery.nodeName(this, "input") && this.type === "checkbox" && this.click) {
                        this.click();
                        return false;
                    }
                },

                // For cross-browser consistency, don't fire native .click() on links
                _default: function (event) {
                    return jQuery.nodeName(event.target, "a");
                }
            },

            beforeunload: {
                postDispatch: function (event) {

                    // Support: Firefox 20+
                    // Firefox doesn't alert if the returnValue field is not set.
                    if (event.result !== undefined && event.originalEvent) {
                        event.originalEvent.returnValue = event.result;
                    }
                }
            }
        },

        // Piggyback on a donor event to simulate a different one
        simulate: function (type, elem, event) {
            var e = jQuery.extend(
                new jQuery.Event(),
                event,
                {
                    type: type,
                    isSimulated: true

                    // Previously, `originalEvent: {}` was set here, so stopPropagation call
                    // would not be triggered on donor event, since in our own
                    // jQuery.event.stopPropagation function we had a check for existence of
                    // originalEvent.stopPropagation method, so, consequently it would be a noop.
                    //
                    // Guard for simulated events was moved to jQuery.event.stopPropagation function
                    // since `originalEvent` should point to the original event for the
                    // constancy with other events and for more focused logic
                }
            );

            jQuery.event.trigger(e, null, elem);

            if (e.isDefaultPrevented()) {
                event.preventDefault();
            }
        }
    };

    jQuery.removeEvent = document.removeEventListener ?
        function (elem, type, handle) {

            // This "if" is needed for plain objects
            if (elem.removeEventListener) {
                elem.removeEventListener(type, handle);
            }
        } :
        function (elem, type, handle) {
            var name = "on" + type;

            if (elem.detachEvent) {

                // #8545, #7054, preventing memory leaks for custom events in IE6-8
                // detachEvent needed property on element, by name of that event,
                // to properly expose it to GC
                if (typeof elem[name] === "undefined") {
                    elem[name] = null;
                }

                elem.detachEvent(name, handle);
            }
        };

    jQuery.Event = function (src, props) {

        // Allow instantiation without the 'new' keyword
        if (!(this instanceof jQuery.Event)) {
            return new jQuery.Event(src, props);
        }

        // Event object
        if (src && src.type) {
            this.originalEvent = src;
            this.type = src.type;

            // Events bubbling up the document may have been marked as prevented
            // by a handler lower down the tree; reflect the correct value.
            this.isDefaultPrevented = src.defaultPrevented ||
                src.defaultPrevented === undefined &&

                // Support: IE < 9, Android < 4.0
                src.returnValue === false ?
                returnTrue :
                returnFalse;

            // Event type
        } else {
            this.type = src;
        }

        // Put explicitly provided properties onto the event object
        if (props) {
            jQuery.extend(this, props);
        }

        // Create a timestamp if incoming event doesn't have one
        this.timeStamp = src && src.timeStamp || jQuery.now();

        // Mark it as fixed
        this[jQuery.expando] = true;
    };

    // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
    // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
    jQuery.Event.prototype = {
        constructor: jQuery.Event,
        isDefaultPrevented: returnFalse,
        isPropagationStopped: returnFalse,
        isImmediatePropagationStopped: returnFalse,

        preventDefault: function () {
            var e = this.originalEvent;

            this.isDefaultPrevented = returnTrue;
            if (!e) {
                return;
            }

            // If preventDefault exists, run it on the original event
            if (e.preventDefault) {
                e.preventDefault();

                // Support: IE
                // Otherwise set the returnValue property of the original event to false
            } else {
                e.returnValue = false;
            }
        },
        stopPropagation: function () {
            var e = this.originalEvent;

            this.isPropagationStopped = returnTrue;

            if (!e || this.isSimulated) {
                return;
            }

            // If stopPropagation exists, run it on the original event
            if (e.stopPropagation) {
                e.stopPropagation();
            }

            // Support: IE
            // Set the cancelBubble property of the original event to true
            e.cancelBubble = true;
        },
        stopImmediatePropagation: function () {
            var e = this.originalEvent;

            this.isImmediatePropagationStopped = returnTrue;

            if (e && e.stopImmediatePropagation) {
                e.stopImmediatePropagation();
            }

            this.stopPropagation();
        }
    };

    // Create mouseenter/leave events using mouseover/out and event-time checks
    // so that event delegation works in jQuery.
    // Do the same for pointerenter/pointerleave and pointerover/pointerout
    //
    // Support: Safari 7 only
    // Safari sends mouseenter too often; see:
    // https://code.google.com/p/chromium/issues/detail?id=470258
    // for the description of the bug (it existed in older Chrome versions as well).
    jQuery.each({
        mouseenter: "mouseover",
        mouseleave: "mouseout",
        pointerenter: "pointerover",
        pointerleave: "pointerout"
    }, function (orig, fix) {
        jQuery.event.special[orig] = {
            delegateType: fix,
            bindType: fix,

            handle: function (event) {
                var ret,
                    target = this,
                    related = event.relatedTarget,
                    handleObj = event.handleObj;

                // For mouseenter/leave call the handler if related is outside the target.
                // NB: No relatedTarget if the mouse left/entered the browser window
                if (!related || (related !== target && !jQuery.contains(target, related))) {
                    event.type = handleObj.origType;
                    ret = handleObj.handler.apply(this, arguments);
                    event.type = fix;
                }
                return ret;
            }
        };
    });

    // IE submit delegation
    if (!support.submit) {

        jQuery.event.special.submit = {
            setup: function () {

                // Only need this for delegated form submit events
                if (jQuery.nodeName(this, "form")) {
                    return false;
                }

                // Lazy-add a submit handler when a descendant form may potentially be submitted
                jQuery.event.add(this, "click._submit keypress._submit", function (e) {

                    // Node name check avoids a VML-related crash in IE (#9807)
                    var elem = e.target,
                        form = jQuery.nodeName(elem, "input") || jQuery.nodeName(elem, "button") ?

                            // Support: IE <=8
                            // We use jQuery.prop instead of elem.form
                            // to allow fixing the IE8 delegated submit issue (gh-2332)
                            // by 3rd party polyfills/workarounds.
                            jQuery.prop(elem, "form") :
                            undefined;

                    if (form && !jQuery._data(form, "submit")) {
                        jQuery.event.add(form, "submit._submit", function (event) {
                            event._submitBubble = true;
                        });
                        jQuery._data(form, "submit", true);
                    }
                });

                // return undefined since we don't need an event listener
            },

            postDispatch: function (event) {

                // If form was submitted by the user, bubble the event up the tree
                if (event._submitBubble) {
                    delete event._submitBubble;
                    if (this.parentNode && !event.isTrigger) {
                        jQuery.event.simulate("submit", this.parentNode, event);
                    }
                }
            },

            teardown: function () {

                // Only need this for delegated form submit events
                if (jQuery.nodeName(this, "form")) {
                    return false;
                }

                // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
                jQuery.event.remove(this, "._submit");
            }
        };
    }

    // IE change delegation and checkbox/radio fix
    if (!support.change) {

        jQuery.event.special.change = {

            setup: function () {

                if (rformElems.test(this.nodeName)) {

                    // IE doesn't fire change on a check/radio until blur; trigger it on click
                    // after a propertychange. Eat the blur-change in special.change.handle.
                    // This still fires onchange a second time for check/radio after blur.
                    if (this.type === "checkbox" || this.type === "radio") {
                        jQuery.event.add(this, "propertychange._change", function (event) {
                            if (event.originalEvent.propertyName === "checked") {
                                this._justChanged = true;
                            }
                        });
                        jQuery.event.add(this, "click._change", function (event) {
                            if (this._justChanged && !event.isTrigger) {
                                this._justChanged = false;
                            }

                            // Allow triggered, simulated change events (#11500)
                            jQuery.event.simulate("change", this, event);
                        });
                    }
                    return false;
                }

                // Delegated event; lazy-add a change handler on descendant inputs
                jQuery.event.add(this, "beforeactivate._change", function (e) {
                    var elem = e.target;

                    if (rformElems.test(elem.nodeName) && !jQuery._data(elem, "change")) {
                        jQuery.event.add(elem, "change._change", function (event) {
                            if (this.parentNode && !event.isSimulated && !event.isTrigger) {
                                jQuery.event.simulate("change", this.parentNode, event);
                            }
                        });
                        jQuery._data(elem, "change", true);
                    }
                });
            },

            handle: function (event) {
                var elem = event.target;

                // Swallow native change events from checkbox/radio, we already triggered them above
                if (this !== elem || event.isSimulated || event.isTrigger ||
                    (elem.type !== "radio" && elem.type !== "checkbox")) {

                    return event.handleObj.handler.apply(this, arguments);
                }
            },

            teardown: function () {
                jQuery.event.remove(this, "._change");

                return !rformElems.test(this.nodeName);
            }
        };
    }

    // Support: Firefox
    // Firefox doesn't have focus(in | out) events
    // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
    //
    // Support: Chrome, Safari
    // focus(in | out) events fire after focus & blur events,
    // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
    // Related ticket - https://code.google.com/p/chromium/issues/detail?id=449857
    if (!support.focusin) {
        jQuery.each({ focus: "focusin", blur: "focusout" }, function (orig, fix) {

            // Attach a single capturing handler on the document while someone wants focusin/focusout
            var handler = function (event) {
                jQuery.event.simulate(fix, event.target, jQuery.event.fix(event));
            };

            jQuery.event.special[fix] = {
                setup: function () {
                    var doc = this.ownerDocument || this,
                        attaches = jQuery._data(doc, fix);

                    if (!attaches) {
                        doc.addEventListener(orig, handler, true);
                    }
                    jQuery._data(doc, fix, (attaches || 0) + 1);
                },
                teardown: function () {
                    var doc = this.ownerDocument || this,
                        attaches = jQuery._data(doc, fix) - 1;

                    if (!attaches) {
                        doc.removeEventListener(orig, handler, true);
                        jQuery._removeData(doc, fix);
                    } else {
                        jQuery._data(doc, fix, attaches);
                    }
                }
            };
        });
    }

    jQuery.fn.extend({

        on: function (types, selector, data, fn) {
            return on(this, types, selector, data, fn);
        },
        one: function (types, selector, data, fn) {
            return on(this, types, selector, data, fn, 1);
        },
        off: function (types, selector, fn) {
            var handleObj, type;
            if (types && types.preventDefault && types.handleObj) {

                // ( event )  dispatched jQuery.Event
                handleObj = types.handleObj;
                jQuery(types.delegateTarget).off(
                    handleObj.namespace ?
                        handleObj.origType + "." + handleObj.namespace :
                        handleObj.origType,
                    handleObj.selector,
                    handleObj.handler
                );
                return this;
            }
            if (typeof types === "object") {

                // ( types-object [, selector] )
                for (type in types) {
                    this.off(type, selector, types[type]);
                }
                return this;
            }
            if (selector === false || typeof selector === "function") {

                // ( types [, fn] )
                fn = selector;
                selector = undefined;
            }
            if (fn === false) {
                fn = returnFalse;
            }
            return this.each(function () {
                jQuery.event.remove(this, types, fn, selector);
            });
        },

        trigger: function (type, data) {
            return this.each(function () {
                jQuery.event.trigger(type, data, this);
            });
        },
        triggerHandler: function (type, data) {
            var elem = this[0];
            if (elem) {
                return jQuery.event.trigger(type, data, elem, true);
            }
        }
    });


    var rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
        rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
        rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi,

        // Support: IE 10-11, Edge 10240+
        // In IE/Edge using regex groups here causes severe slowdowns.
        // See https://connect.microsoft.com/IE/feedback/details/1736512/
        rnoInnerhtml = /<script|<style|<link/i,

        // checked="checked" or checked
        rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
        rscriptTypeMasked = /^true\/(.*)/,
        rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
        safeFragment = createSafeFragment(document),
        fragmentDiv = safeFragment.appendChild(document.createElement("div"));

    // Support: IE<8
    // Manipulating tables requires a tbody
    function manipulationTarget(elem, content) {
        return jQuery.nodeName(elem, "table") &&
            jQuery.nodeName(content.nodeType !== 11 ? content : content.firstChild, "tr") ?

            elem.getElementsByTagName("tbody")[0] ||
            elem.appendChild(elem.ownerDocument.createElement("tbody")) :
            elem;
    }

    // Replace/restore the type attribute of script elements for safe DOM manipulation
    function disableScript(elem) {
        elem.type = (jQuery.find.attr(elem, "type") !== null) + "/" + elem.type;
        return elem;
    }
    function restoreScript(elem) {
        var match = rscriptTypeMasked.exec(elem.type);
        if (match) {
            elem.type = match[1];
        } else {
            elem.removeAttribute("type");
        }
        return elem;
    }

    function cloneCopyEvent(src, dest) {
        if (dest.nodeType !== 1 || !jQuery.hasData(src)) {
            return;
        }

        var type, i, l,
            oldData = jQuery._data(src),
            curData = jQuery._data(dest, oldData),
            events = oldData.events;

        if (events) {
            delete curData.handle;
            curData.events = {};

            for (type in events) {
                for (i = 0, l = events[type].length; i < l; i++) {
                    jQuery.event.add(dest, type, events[type][i]);
                }
            }
        }

        // make the cloned public data object a copy from the original
        if (curData.data) {
            curData.data = jQuery.extend({}, curData.data);
        }
    }

    function fixCloneNodeIssues(src, dest) {
        var nodeName, e, data;

        // We do not need to do anything for non-Elements
        if (dest.nodeType !== 1) {
            return;
        }

        nodeName = dest.nodeName.toLowerCase();

        // IE6-8 copies events bound via attachEvent when using cloneNode.
        if (!support.noCloneEvent && dest[jQuery.expando]) {
            data = jQuery._data(dest);

            for (e in data.events) {
                jQuery.removeEvent(dest, e, data.handle);
            }

            // Event data gets referenced instead of copied if the expando gets copied too
            dest.removeAttribute(jQuery.expando);
        }

        // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
        if (nodeName === "script" && dest.text !== src.text) {
            disableScript(dest).text = src.text;
            restoreScript(dest);

            // IE6-10 improperly clones children of object elements using classid.
            // IE10 throws NoModificationAllowedError if parent is null, #12132.
        } else if (nodeName === "object") {
            if (dest.parentNode) {
                dest.outerHTML = src.outerHTML;
            }

            // This path appears unavoidable for IE9. When cloning an object
            // element in IE9, the outerHTML strategy above is not sufficient.
            // If the src has innerHTML and the destination does not,
            // copy the src.innerHTML into the dest.innerHTML. #10324
            if (support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML))) {
                dest.innerHTML = src.innerHTML;
            }

        } else if (nodeName === "input" && rcheckableType.test(src.type)) {

            // IE6-8 fails to persist the checked state of a cloned checkbox
            // or radio button. Worse, IE6-7 fail to give the cloned element
            // a checked appearance if the defaultChecked value isn't also set

            dest.defaultChecked = dest.checked = src.checked;

            // IE6-7 get confused and end up setting the value of a cloned
            // checkbox/radio button to an empty string instead of "on"
            if (dest.value !== src.value) {
                dest.value = src.value;
            }

            // IE6-8 fails to return the selected option to the default selected
            // state when cloning options
        } else if (nodeName === "option") {
            dest.defaultSelected = dest.selected = src.defaultSelected;

            // IE6-8 fails to set the defaultValue to the correct value when
            // cloning other types of input fields
        } else if (nodeName === "input" || nodeName === "textarea") {
            dest.defaultValue = src.defaultValue;
        }
    }

    function domManip(collection, args, callback, ignored) {

        // Flatten any nested arrays
        args = concat.apply([], args);

        var first, node, hasScripts,
            scripts, doc, fragment,
            i = 0,
            l = collection.length,
            iNoClone = l - 1,
            value = args[0],
            isFunction = jQuery.isFunction(value);

        // We can't cloneNode fragments that contain checked, in WebKit
        if (isFunction ||
            (l > 1 && typeof value === "string" &&
                !support.checkClone && rchecked.test(value))) {
            return collection.each(function (index) {
                var self = collection.eq(index);
                if (isFunction) {
                    args[0] = value.call(this, index, self.html());
                }
                domManip(self, args, callback, ignored);
            });
        }

        if (l) {
            fragment = buildFragment(args, collection[0].ownerDocument, false, collection, ignored);
            first = fragment.firstChild;

            if (fragment.childNodes.length === 1) {
                fragment = first;
            }

            // Require either new content or an interest in ignored elements to invoke the callback
            if (first || ignored) {
                scripts = jQuery.map(getAll(fragment, "script"), disableScript);
                hasScripts = scripts.length;

                // Use the original fragment for the last item
                // instead of the first because it can end up
                // being emptied incorrectly in certain situations (#8070).
                for (; i < l; i++) {
                    node = fragment;

                    if (i !== iNoClone) {
                        node = jQuery.clone(node, true, true);

                        // Keep references to cloned scripts for later restoration
                        if (hasScripts) {

                            // Support: Android<4.1, PhantomJS<2
                            // push.apply(_, arraylike) throws on ancient WebKit
                            jQuery.merge(scripts, getAll(node, "script"));
                        }
                    }

                    callback.call(collection[i], node, i);
                }

                if (hasScripts) {
                    doc = scripts[scripts.length - 1].ownerDocument;

                    // Reenable scripts
                    jQuery.map(scripts, restoreScript);

                    // Evaluate executable scripts on first document insertion
                    for (i = 0; i < hasScripts; i++) {
                        node = scripts[i];
                        if (rscriptType.test(node.type || "") &&
                            !jQuery._data(node, "globalEval") &&
                            jQuery.contains(doc, node)) {

                            if (node.src) {

                                // Optional AJAX dependency, but won't run scripts if not present
                                if (jQuery._evalUrl) {
                                    jQuery._evalUrl(node.src);
                                }
                            } else {
                                jQuery.globalEval(
                                    (node.text || node.textContent || node.innerHTML || "")
                                        .replace(rcleanScript, "")
                                );
                            }
                        }
                    }
                }

                // Fix #11809: Avoid leaking memory
                fragment = first = null;
            }
        }

        return collection;
    }

    function remove(elem, selector, keepData) {
        var node,
            elems = selector ? jQuery.filter(selector, elem) : elem,
            i = 0;

        for (; (node = elems[i]) != null; i++) {

            if (!keepData && node.nodeType === 1) {
                jQuery.cleanData(getAll(node));
            }

            if (node.parentNode) {
                if (keepData && jQuery.contains(node.ownerDocument, node)) {
                    setGlobalEval(getAll(node, "script"));
                }
                node.parentNode.removeChild(node);
            }
        }

        return elem;
    }

    jQuery.extend({
        htmlPrefilter: function (html) {
            return html.replace(rxhtmlTag, "<$1></$2>");
        },

        clone: function (elem, dataAndEvents, deepDataAndEvents) {
            var destElements, node, clone, i, srcElements,
                inPage = jQuery.contains(elem.ownerDocument, elem);

            if (support.html5Clone || jQuery.isXMLDoc(elem) ||
                !rnoshimcache.test("<" + elem.nodeName + ">")) {

                clone = elem.cloneNode(true);

                // IE<=8 does not properly clone detached, unknown element nodes
            } else {
                fragmentDiv.innerHTML = elem.outerHTML;
                fragmentDiv.removeChild(clone = fragmentDiv.firstChild);
            }

            if ((!support.noCloneEvent || !support.noCloneChecked) &&
                (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem)) {

                // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
                destElements = getAll(clone);
                srcElements = getAll(elem);

                // Fix all IE cloning issues
                for (i = 0; (node = srcElements[i]) != null; ++i) {

                    // Ensure that the destination node is not null; Fixes #9587
                    if (destElements[i]) {
                        fixCloneNodeIssues(node, destElements[i]);
                    }
                }
            }

            // Copy the events from the original to the clone
            if (dataAndEvents) {
                if (deepDataAndEvents) {
                    srcElements = srcElements || getAll(elem);
                    destElements = destElements || getAll(clone);

                    for (i = 0; (node = srcElements[i]) != null; i++) {
                        cloneCopyEvent(node, destElements[i]);
                    }
                } else {
                    cloneCopyEvent(elem, clone);
                }
            }

            // Preserve script evaluation history
            destElements = getAll(clone, "script");
            if (destElements.length > 0) {
                setGlobalEval(destElements, !inPage && getAll(elem, "script"));
            }

            destElements = srcElements = node = null;

            // Return the cloned set
            return clone;
        },

        cleanData: function (elems, /* internal */ forceAcceptData) {
            var elem, type, id, data,
                i = 0,
                internalKey = jQuery.expando,
                cache = jQuery.cache,
                attributes = support.attributes,
                special = jQuery.event.special;

            for (; (elem = elems[i]) != null; i++) {
                if (forceAcceptData || acceptData(elem)) {

                    id = elem[internalKey];
                    data = id && cache[id];

                    if (data) {
                        if (data.events) {
                            for (type in data.events) {
                                if (special[type]) {
                                    jQuery.event.remove(elem, type);

                                    // This is a shortcut to avoid jQuery.event.remove's overhead
                                } else {
                                    jQuery.removeEvent(elem, type, data.handle);
                                }
                            }
                        }

                        // Remove cache only if it was not already removed by jQuery.event.remove
                        if (cache[id]) {

                            delete cache[id];

                            // Support: IE<9
                            // IE does not allow us to delete expando properties from nodes
                            // IE creates expando attributes along with the property
                            // IE does not have a removeAttribute function on Document nodes
                            if (!attributes && typeof elem.removeAttribute !== "undefined") {
                                elem.removeAttribute(internalKey);

                                // Webkit & Blink performance suffers when deleting properties
                                // from DOM nodes, so set to undefined instead
                                // https://code.google.com/p/chromium/issues/detail?id=378607
                            } else {
                                elem[internalKey] = undefined;
                            }

                            deletedIds.push(id);
                        }
                    }
                }
            }
        }
    });

    jQuery.fn.extend({

        // Keep domManip exposed until 3.0 (gh-2225)
        domManip: domManip,

        detach: function (selector) {
            return remove(this, selector, true);
        },

        remove: function (selector) {
            return remove(this, selector);
        },

        text: function (value) {
            return access(this, function (value) {
                return value === undefined ?
                    jQuery.text(this) :
                    this.empty().append(
                        (this[0] && this[0].ownerDocument || document).createTextNode(value)
                    );
            }, null, value, arguments.length);
        },

        append: function () {
            return domManip(this, arguments, function (elem) {
                if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                    var target = manipulationTarget(this, elem);
                    target.appendChild(elem);
                }
            });
        },

        prepend: function () {
            return domManip(this, arguments, function (elem) {
                if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                    var target = manipulationTarget(this, elem);
                    target.insertBefore(elem, target.firstChild);
                }
            });
        },

        before: function () {
            return domManip(this, arguments, function (elem) {
                if (this.parentNode) {
                    this.parentNode.insertBefore(elem, this);
                }
            });
        },

        after: function () {
            return domManip(this, arguments, function (elem) {
                if (this.parentNode) {
                    this.parentNode.insertBefore(elem, this.nextSibling);
                }
            });
        },

        empty: function () {
            var elem,
                i = 0;

            for (; (elem = this[i]) != null; i++) {

                // Remove element nodes and prevent memory leaks
                if (elem.nodeType === 1) {
                    jQuery.cleanData(getAll(elem, false));
                }

                // Remove any remaining nodes
                while (elem.firstChild) {
                    elem.removeChild(elem.firstChild);
                }

                // If this is a select, ensure that it displays empty (#12336)
                // Support: IE<9
                if (elem.options && jQuery.nodeName(elem, "select")) {
                    elem.options.length = 0;
                }
            }

            return this;
        },

        clone: function (dataAndEvents, deepDataAndEvents) {
            dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
            deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

            return this.map(function () {
                return jQuery.clone(this, dataAndEvents, deepDataAndEvents);
            });
        },

        html: function (value) {
            return access(this, function (value) {
                var elem = this[0] || {},
                    i = 0,
                    l = this.length;

                if (value === undefined) {
                    return elem.nodeType === 1 ?
                        elem.innerHTML.replace(rinlinejQuery, "") :
                        undefined;
                }

                // See if we can take a shortcut and just use innerHTML
                if (typeof value === "string" && !rnoInnerhtml.test(value) &&
                    (support.htmlSerialize || !rnoshimcache.test(value)) &&
                    (support.leadingWhitespace || !rleadingWhitespace.test(value)) &&
                    !wrapMap[(rtagName.exec(value) || ["", ""])[1].toLowerCase()]) {

                    value = jQuery.htmlPrefilter(value);

                    try {
                        for (; i < l; i++) {

                            // Remove element nodes and prevent memory leaks
                            elem = this[i] || {};
                            if (elem.nodeType === 1) {
                                jQuery.cleanData(getAll(elem, false));
                                elem.innerHTML = value;
                            }
                        }

                        elem = 0;

                        // If using innerHTML throws an exception, use the fallback method
                    } catch (e) { }
                }

                if (elem) {
                    this.empty().append(value);
                }
            }, null, value, arguments.length);
        },

        replaceWith: function () {
            var ignored = [];

            // Make the changes, replacing each non-ignored context element with the new content
            return domManip(this, arguments, function (elem) {
                var parent = this.parentNode;

                if (jQuery.inArray(this, ignored) < 0) {
                    jQuery.cleanData(getAll(this));
                    if (parent) {
                        parent.replaceChild(elem, this);
                    }
                }

                // Force callback invocation
            }, ignored);
        }
    });

    jQuery.each({
        appendTo: "append",
        prependTo: "prepend",
        insertBefore: "before",
        insertAfter: "after",
        replaceAll: "replaceWith"
    }, function (name, original) {
        jQuery.fn[name] = function (selector) {
            var elems,
                i = 0,
                ret = [],
                insert = jQuery(selector),
                last = insert.length - 1;

            for (; i <= last; i++) {
                elems = i === last ? this : this.clone(true);
                jQuery(insert[i])[original](elems);

                // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
                push.apply(ret, elems.get());
            }

            return this.pushStack(ret);
        };
    });


    var iframe,
        elemdisplay = {

            // Support: Firefox
            // We have to pre-define these values for FF (#10227)
            HTML: "block",
            BODY: "block"
        };

    /**
     * Retrieve the actual display of a element
     * @param {String} name nodeName of the element
     * @param {Object} doc Document object
     */

    // Called only from within defaultDisplay
    function actualDisplay(name, doc) {
        var elem = jQuery(doc.createElement(name)).appendTo(doc.body),

            display = jQuery.css(elem[0], "display");

        // We don't have any data stored on the element,
        // so use "detach" method as fast way to get rid of the element
        elem.detach();

        return display;
    }

    /**
     * Try to determine the default display value of an element
     * @param {String} nodeName
     */
    function defaultDisplay(nodeName) {
        var doc = document,
            display = elemdisplay[nodeName];

        if (!display) {
            display = actualDisplay(nodeName, doc);

            // If the simple way fails, read from inside an iframe
            if (display === "none" || !display) {

                // Use the already-created iframe if possible
                iframe = (iframe || jQuery("<iframe frameborder='0' width='0' height='0'/>"))
                    .appendTo(doc.documentElement);

                // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
                doc = (iframe[0].contentWindow || iframe[0].contentDocument).document;

                // Support: IE
                doc.write();
                doc.close();

                display = actualDisplay(nodeName, doc);
                iframe.detach();
            }

            // Store the correct default display
            elemdisplay[nodeName] = display;
        }

        return display;
    }
    var rmargin = (/^margin/);

    var rnumnonpx = new RegExp("^(" + pnum + ")(?!px)[a-z%]+$", "i");

    var swap = function (elem, options, callback, args) {
        var ret, name,
            old = {};

        // Remember the old values, and insert the new ones
        for (name in options) {
            old[name] = elem.style[name];
            elem.style[name] = options[name];
        }

        ret = callback.apply(elem, args || []);

        // Revert the old values
        for (name in options) {
            elem.style[name] = old[name];
        }

        return ret;
    };


    var documentElement = document.documentElement;



    (function () {
        var pixelPositionVal, pixelMarginRightVal, boxSizingReliableVal,
            reliableHiddenOffsetsVal, reliableMarginRightVal, reliableMarginLeftVal,
            container = document.createElement("div"),
            div = document.createElement("div");

        // Finish early in limited (non-browser) environments
        if (!div.style) {
            return;
        }

        div.style.cssText = "float:left;opacity:.5";

        // Support: IE<9
        // Make sure that element opacity exists (as opposed to filter)
        support.opacity = div.style.opacity === "0.5";

        // Verify style float existence
        // (IE uses styleFloat instead of cssFloat)
        support.cssFloat = !!div.style.cssFloat;

        div.style.backgroundClip = "content-box";
        div.cloneNode(true).style.backgroundClip = "";
        support.clearCloneStyle = div.style.backgroundClip === "content-box";

        container = document.createElement("div");
        container.style.cssText = "border:0;width:8px;height:0;top:0;left:-9999px;" +
            "padding:0;margin-top:1px;position:absolute";
        div.innerHTML = "";
        container.appendChild(div);

        // Support: Firefox<29, Android 2.3
        // Vendor-prefix box-sizing
        support.boxSizing = div.style.boxSizing === "" || div.style.MozBoxSizing === "" ||
            div.style.WebkitBoxSizing === "";

        jQuery.extend(support, {
            reliableHiddenOffsets: function () {
                if (pixelPositionVal == null) {
                    computeStyleTests();
                }
                return reliableHiddenOffsetsVal;
            },

            boxSizingReliable: function () {

                // We're checking for pixelPositionVal here instead of boxSizingReliableVal
                // since that compresses better and they're computed together anyway.
                if (pixelPositionVal == null) {
                    computeStyleTests();
                }
                return boxSizingReliableVal;
            },

            pixelMarginRight: function () {

                // Support: Android 4.0-4.3
                if (pixelPositionVal == null) {
                    computeStyleTests();
                }
                return pixelMarginRightVal;
            },

            pixelPosition: function () {
                if (pixelPositionVal == null) {
                    computeStyleTests();
                }
                return pixelPositionVal;
            },

            reliableMarginRight: function () {

                // Support: Android 2.3
                if (pixelPositionVal == null) {
                    computeStyleTests();
                }
                return reliableMarginRightVal;
            },

            reliableMarginLeft: function () {

                // Support: IE <=8 only, Android 4.0 - 4.3 only, Firefox <=3 - 37
                if (pixelPositionVal == null) {
                    computeStyleTests();
                }
                return reliableMarginLeftVal;
            }
        });

        function computeStyleTests() {
            var contents, divStyle,
                documentElement = document.documentElement;

            // Setup
            documentElement.appendChild(container);

            div.style.cssText =

                // Support: Android 2.3
                // Vendor-prefix box-sizing
                "-webkit-box-sizing:border-box;box-sizing:border-box;" +
                "position:relative;display:block;" +
                "margin:auto;border:1px;padding:1px;" +
                "top:1%;width:50%";

            // Support: IE<9
            // Assume reasonable values in the absence of getComputedStyle
            pixelPositionVal = boxSizingReliableVal = reliableMarginLeftVal = false;
            pixelMarginRightVal = reliableMarginRightVal = true;

            // Check for getComputedStyle so that this code is not run in IE<9.
            if (window.getComputedStyle) {
                divStyle = window.getComputedStyle(div);
                pixelPositionVal = (divStyle || {}).top !== "1%";
                reliableMarginLeftVal = (divStyle || {}).marginLeft === "2px";
                boxSizingReliableVal = (divStyle || { width: "4px" }).width === "4px";

                // Support: Android 4.0 - 4.3 only
                // Some styles come back with percentage values, even though they shouldn't
                div.style.marginRight = "50%";
                pixelMarginRightVal = (divStyle || { marginRight: "4px" }).marginRight === "4px";

                // Support: Android 2.3 only
                // Div with explicit width and no margin-right incorrectly
                // gets computed margin-right based on width of container (#3333)
                // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                contents = div.appendChild(document.createElement("div"));

                // Reset CSS: box-sizing; display; margin; border; padding
                contents.style.cssText = div.style.cssText =

                    // Support: Android 2.3
                    // Vendor-prefix box-sizing
                    "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
                    "box-sizing:content-box;display:block;margin:0;border:0;padding:0";
                contents.style.marginRight = contents.style.width = "0";
                div.style.width = "1px";

                reliableMarginRightVal =
                    !parseFloat((window.getComputedStyle(contents) || {}).marginRight);

                div.removeChild(contents);
            }

            // Support: IE6-8
            // First check that getClientRects works as expected
            // Check if table cells still have offsetWidth/Height when they are set
            // to display:none and there are still other visible table cells in a
            // table row; if so, offsetWidth/Height are not reliable for use when
            // determining if an element has been hidden directly using
            // display:none (it is still safe to use offsets if a parent element is
            // hidden; don safety goggles and see bug #4512 for more information).
            div.style.display = "none";
            reliableHiddenOffsetsVal = div.getClientRects().length === 0;
            if (reliableHiddenOffsetsVal) {
                div.style.display = "";
                div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
                div.childNodes[0].style.borderCollapse = "separate";
                contents = div.getElementsByTagName("td");
                contents[0].style.cssText = "margin:0;border:0;padding:0;display:none";
                reliableHiddenOffsetsVal = contents[0].offsetHeight === 0;
                if (reliableHiddenOffsetsVal) {
                    contents[0].style.display = "";
                    contents[1].style.display = "none";
                    reliableHiddenOffsetsVal = contents[0].offsetHeight === 0;
                }
            }

            // Teardown
            documentElement.removeChild(container);
        }

    })();


    var getStyles, curCSS,
        rposition = /^(top|right|bottom|left)$/;

    if (window.getComputedStyle) {
        getStyles = function (elem) {

            // Support: IE<=11+, Firefox<=30+ (#15098, #14150)
            // IE throws on elements created in popups
            // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
            var view = elem.ownerDocument.defaultView;

            if (!view || !view.opener) {
                view = window;
            }

            return view.getComputedStyle(elem);
        };

        curCSS = function (elem, name, computed) {
            var width, minWidth, maxWidth, ret,
                style = elem.style;

            computed = computed || getStyles(elem);

            // getPropertyValue is only needed for .css('filter') in IE9, see #12537
            ret = computed ? computed.getPropertyValue(name) || computed[name] : undefined;

            // Support: Opera 12.1x only
            // Fall back to style even without computed
            // computed is undefined for elems on document fragments
            if ((ret === "" || ret === undefined) && !jQuery.contains(elem.ownerDocument, elem)) {
                ret = jQuery.style(elem, name);
            }

            if (computed) {

                // A tribute to the "awesome hack by Dean Edwards"
                // Chrome < 17 and Safari 5.0 uses "computed value"
                // instead of "used value" for margin-right
                // Safari 5.1.7 (at least) returns percentage for a larger set of values,
                // but width seems to be reliably pixels
                // this is against the CSSOM draft spec:
                // http://dev.w3.org/csswg/cssom/#resolved-values
                if (!support.pixelMarginRight() && rnumnonpx.test(ret) && rmargin.test(name)) {

                    // Remember the original values
                    width = style.width;
                    minWidth = style.minWidth;
                    maxWidth = style.maxWidth;

                    // Put in the new values to get a computed value out
                    style.minWidth = style.maxWidth = style.width = ret;
                    ret = computed.width;

                    // Revert the changed values
                    style.width = width;
                    style.minWidth = minWidth;
                    style.maxWidth = maxWidth;
                }
            }

            // Support: IE
            // IE returns zIndex value as an integer.
            return ret === undefined ?
                ret :
                ret + "";
        };
    } else if (documentElement.currentStyle) {
        getStyles = function (elem) {
            return elem.currentStyle;
        };

        curCSS = function (elem, name, computed) {
            var left, rs, rsLeft, ret,
                style = elem.style;

            computed = computed || getStyles(elem);
            ret = computed ? computed[name] : undefined;

            // Avoid setting ret to empty string here
            // so we don't default to auto
            if (ret == null && style && style[name]) {
                ret = style[name];
            }

            // From the awesome hack by Dean Edwards
            // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

            // If we're not dealing with a regular pixel number
            // but a number that has a weird ending, we need to convert it to pixels
            // but not position css attributes, as those are
            // proportional to the parent element instead
            // and we can't measure the parent instead because it
            // might trigger a "stacking dolls" problem
            if (rnumnonpx.test(ret) && !rposition.test(name)) {

                // Remember the original values
                left = style.left;
                rs = elem.runtimeStyle;
                rsLeft = rs && rs.left;

                // Put in the new values to get a computed value out
                if (rsLeft) {
                    rs.left = elem.currentStyle.left;
                }
                style.left = name === "fontSize" ? "1em" : ret;
                ret = style.pixelLeft + "px";

                // Revert the changed values
                style.left = left;
                if (rsLeft) {
                    rs.left = rsLeft;
                }
            }

            // Support: IE
            // IE returns zIndex value as an integer.
            return ret === undefined ?
                ret :
                ret + "" || "auto";
        };
    }




    function addGetHookIf(conditionFn, hookFn) {

        // Define the hook, we'll check on the first run if it's really needed.
        return {
            get: function () {
                if (conditionFn()) {

                    // Hook not needed (or it's not possible to use it due
                    // to missing dependency), remove it.
                    delete this.get;
                    return;
                }

                // Hook needed; redefine it so that the support test is not executed again.
                return (this.get = hookFn).apply(this, arguments);
            }
        };
    }


    var

        ralpha = /alpha\([^)]*\)/i,
        ropacity = /opacity\s*=\s*([^)]*)/i,

        // swappable if display is none or starts with table except
        // "table", "table-cell", or "table-caption"
        // see here for display values:
        // https://developer.mozilla.org/en-US/docs/CSS/display
        rdisplayswap = /^(none|table(?!-c[ea]).+)/,
        rnumsplit = new RegExp("^(" + pnum + ")(.*)$", "i"),

        cssShow = { position: "absolute", visibility: "hidden", display: "block" },
        cssNormalTransform = {
            letterSpacing: "0",
            fontWeight: "400"
        },

        cssPrefixes = ["Webkit", "O", "Moz", "ms"],
        emptyStyle = document.createElement("div").style;


    // return a css property mapped to a potentially vendor prefixed property
    function vendorPropName(name) {

        // shortcut for names that are not vendor prefixed
        if (name in emptyStyle) {
            return name;
        }

        // check for vendor prefixed names
        var capName = name.charAt(0).toUpperCase() + name.slice(1),
            i = cssPrefixes.length;

        while (i--) {
            name = cssPrefixes[i] + capName;
            if (name in emptyStyle) {
                return name;
            }
        }
    }

    function showHide(elements, show) {
        var display, elem, hidden,
            values = [],
            index = 0,
            length = elements.length;

        for (; index < length; index++) {
            elem = elements[index];
            if (!elem.style) {
                continue;
            }

            values[index] = jQuery._data(elem, "olddisplay");
            display = elem.style.display;
            if (show) {

                // Reset the inline display of this element to learn if it is
                // being hidden by cascaded rules or not
                if (!values[index] && display === "none") {
                    elem.style.display = "";
                }

                // Set elements which have been overridden with display: none
                // in a stylesheet to whatever the default browser style is
                // for such an element
                if (elem.style.display === "" && isHidden(elem)) {
                    values[index] =
                        jQuery._data(elem, "olddisplay", defaultDisplay(elem.nodeName));
                }
            } else {
                hidden = isHidden(elem);

                if (display && display !== "none" || !hidden) {
                    jQuery._data(
                        elem,
                        "olddisplay",
                        hidden ? display : jQuery.css(elem, "display")
                    );
                }
            }
        }

        // Set the display of most of the elements in a second loop
        // to avoid the constant reflow
        for (index = 0; index < length; index++) {
            elem = elements[index];
            if (!elem.style) {
                continue;
            }
            if (!show || elem.style.display === "none" || elem.style.display === "") {
                elem.style.display = show ? values[index] || "" : "none";
            }
        }

        return elements;
    }

    function setPositiveNumber(elem, value, subtract) {
        var matches = rnumsplit.exec(value);
        return matches ?

            // Guard against undefined "subtract", e.g., when used as in cssHooks
            Math.max(0, matches[1] - (subtract || 0)) + (matches[2] || "px") :
            value;
    }

    function augmentWidthOrHeight(elem, name, extra, isBorderBox, styles) {
        var i = extra === (isBorderBox ? "border" : "content") ?

            // If we already have the right measurement, avoid augmentation
            4 :

            // Otherwise initialize for horizontal or vertical properties
            name === "width" ? 1 : 0,

            val = 0;

        for (; i < 4; i += 2) {

            // both box models exclude margin, so add it if we want it
            if (extra === "margin") {
                val += jQuery.css(elem, extra + cssExpand[i], true, styles);
            }

            if (isBorderBox) {

                // border-box includes padding, so remove it if we want content
                if (extra === "content") {
                    val -= jQuery.css(elem, "padding" + cssExpand[i], true, styles);
                }

                // at this point, extra isn't border nor margin, so remove border
                if (extra !== "margin") {
                    val -= jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                }
            } else {

                // at this point, extra isn't content, so add padding
                val += jQuery.css(elem, "padding" + cssExpand[i], true, styles);

                // at this point, extra isn't content nor padding, so add border
                if (extra !== "padding") {
                    val += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                }
            }
        }

        return val;
    }

    function getWidthOrHeight(elem, name, extra) {

        // Start with offset property, which is equivalent to the border-box value
        var valueIsBorderBox = true,
            val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
            styles = getStyles(elem),
            isBorderBox = support.boxSizing &&
                jQuery.css(elem, "boxSizing", false, styles) === "border-box";

        // some non-html elements return undefined for offsetWidth, so check for null/undefined
        // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
        // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
        if (val <= 0 || val == null) {

            // Fall back to computed then uncomputed css if necessary
            val = curCSS(elem, name, styles);
            if (val < 0 || val == null) {
                val = elem.style[name];
            }

            // Computed unit is not pixels. Stop here and return.
            if (rnumnonpx.test(val)) {
                return val;
            }

            // we need the check for style in case a browser which returns unreliable values
            // for getComputedStyle silently falls back to the reliable elem.style
            valueIsBorderBox = isBorderBox &&
                (support.boxSizingReliable() || val === elem.style[name]);

            // Normalize "", auto, and prepare for extra
            val = parseFloat(val) || 0;
        }

        // use the active box-sizing model to add/subtract irrelevant styles
        return (val +
            augmentWidthOrHeight(
                elem,
                name,
                extra || (isBorderBox ? "border" : "content"),
                valueIsBorderBox,
                styles
            )
        ) + "px";
    }

    jQuery.extend({

        // Add in style property hooks for overriding the default
        // behavior of getting and setting a style property
        cssHooks: {
            opacity: {
                get: function (elem, computed) {
                    if (computed) {

                        // We should always get a number back from opacity
                        var ret = curCSS(elem, "opacity");
                        return ret === "" ? "1" : ret;
                    }
                }
            }
        },

        // Don't automatically add "px" to these possibly-unitless properties
        cssNumber: {
            "animationIterationCount": true,
            "columnCount": true,
            "fillOpacity": true,
            "flexGrow": true,
            "flexShrink": true,
            "fontWeight": true,
            "lineHeight": true,
            "opacity": true,
            "order": true,
            "orphans": true,
            "widows": true,
            "zIndex": true,
            "zoom": true
        },

        // Add in properties whose names you wish to fix before
        // setting or getting the value
        cssProps: {

            // normalize float css property
            "float": support.cssFloat ? "cssFloat" : "styleFloat"
        },

        // Get and set the style property on a DOM Node
        style: function (elem, name, value, extra) {

            // Don't set styles on text and comment nodes
            if (!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style) {
                return;
            }

            // Make sure that we're working with the right name
            var ret, type, hooks,
                origName = jQuery.camelCase(name),
                style = elem.style;

            name = jQuery.cssProps[origName] ||
                (jQuery.cssProps[origName] = vendorPropName(origName) || origName);

            // gets hook for the prefixed version
            // followed by the unprefixed version
            hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];

            // Check if we're setting a value
            if (value !== undefined) {
                type = typeof value;

                // Convert "+=" or "-=" to relative numbers (#7345)
                if (type === "string" && (ret = rcssNum.exec(value)) && ret[1]) {
                    value = adjustCSS(elem, name, ret);

                    // Fixes bug #9237
                    type = "number";
                }

                // Make sure that null and NaN values aren't set. See: #7116
                if (value == null || value !== value) {
                    return;
                }

                // If a number was passed in, add the unit (except for certain CSS properties)
                if (type === "number") {
                    value += ret && ret[3] || (jQuery.cssNumber[origName] ? "" : "px");
                }

                // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
                // but it would mean to define eight
                // (for every problematic property) identical functions
                if (!support.clearCloneStyle && value === "" && name.indexOf("background") === 0) {
                    style[name] = "inherit";
                }

                // If a hook was provided, use that value, otherwise just set the specified value
                if (!hooks || !("set" in hooks) ||
                    (value = hooks.set(elem, value, extra)) !== undefined) {

                    // Support: IE
                    // Swallow errors from 'invalid' CSS values (#5509)
                    try {
                        style[name] = value;
                    } catch (e) { }
                }

            } else {

                // If a hook was provided get the non-computed value from there
                if (hooks && "get" in hooks &&
                    (ret = hooks.get(elem, false, extra)) !== undefined) {

                    return ret;
                }

                // Otherwise just get the value from the style object
                return style[name];
            }
        },

        css: function (elem, name, extra, styles) {
            var num, val, hooks,
                origName = jQuery.camelCase(name);

            // Make sure that we're working with the right name
            name = jQuery.cssProps[origName] ||
                (jQuery.cssProps[origName] = vendorPropName(origName) || origName);

            // gets hook for the prefixed version
            // followed by the unprefixed version
            hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];

            // If a hook was provided get the computed value from there
            if (hooks && "get" in hooks) {
                val = hooks.get(elem, true, extra);
            }

            // Otherwise, if a way to get the computed value exists, use that
            if (val === undefined) {
                val = curCSS(elem, name, styles);
            }

            //convert "normal" to computed value
            if (val === "normal" && name in cssNormalTransform) {
                val = cssNormalTransform[name];
            }

            // Return, converting to number if forced or a qualifier was provided and val looks numeric
            if (extra === "" || extra) {
                num = parseFloat(val);
                return extra === true || isFinite(num) ? num || 0 : val;
            }
            return val;
        }
    });

    jQuery.each(["height", "width"], function (i, name) {
        jQuery.cssHooks[name] = {
            get: function (elem, computed, extra) {
                if (computed) {

                    // certain elements can have dimension info if we invisibly show them
                    // however, it must have a current display style that would benefit from this
                    return rdisplayswap.test(jQuery.css(elem, "display")) &&
                        elem.offsetWidth === 0 ?
                        swap(elem, cssShow, function () {
                            return getWidthOrHeight(elem, name, extra);
                        }) :
                        getWidthOrHeight(elem, name, extra);
                }
            },

            set: function (elem, value, extra) {
                var styles = extra && getStyles(elem);
                return setPositiveNumber(elem, value, extra ?
                    augmentWidthOrHeight(
                        elem,
                        name,
                        extra,
                        support.boxSizing &&
                        jQuery.css(elem, "boxSizing", false, styles) === "border-box",
                        styles
                    ) : 0
                );
            }
        };
    });

    if (!support.opacity) {
        jQuery.cssHooks.opacity = {
            get: function (elem, computed) {

                // IE uses filters for opacity
                return ropacity.test((computed && elem.currentStyle ?
                    elem.currentStyle.filter :
                    elem.style.filter) || "") ?
                    (0.01 * parseFloat(RegExp.$1)) + "" :
                    computed ? "1" : "";
            },

            set: function (elem, value) {
                var style = elem.style,
                    currentStyle = elem.currentStyle,
                    opacity = jQuery.isNumeric(value) ? "alpha(opacity=" + value * 100 + ")" : "",
                    filter = currentStyle && currentStyle.filter || style.filter || "";

                // IE has trouble with opacity if it does not have layout
                // Force it by setting the zoom level
                style.zoom = 1;

                // if setting opacity to 1, and no other filters exist -
                // attempt to remove filter attribute #6652
                // if value === "", then remove inline opacity #12685
                if ((value >= 1 || value === "") &&
                    jQuery.trim(filter.replace(ralpha, "")) === "" &&
                    style.removeAttribute) {

                    // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
                    // if "filter:" is present at all, clearType is disabled, we want to avoid this
                    // style.removeAttribute is IE Only, but so apparently is this code path...
                    style.removeAttribute("filter");

                    // if there is no filter style applied in a css rule
                    // or unset inline opacity, we are done
                    if (value === "" || currentStyle && !currentStyle.filter) {
                        return;
                    }
                }

                // otherwise, set new filter values
                style.filter = ralpha.test(filter) ?
                    filter.replace(ralpha, opacity) :
                    filter + " " + opacity;
            }
        };
    }

    jQuery.cssHooks.marginRight = addGetHookIf(support.reliableMarginRight,
        function (elem, computed) {
            if (computed) {
                return swap(elem, { "display": "inline-block" },
                    curCSS, [elem, "marginRight"]);
            }
        }
    );

    jQuery.cssHooks.marginLeft = addGetHookIf(support.reliableMarginLeft,
        function (elem, computed) {
            if (computed) {
                return (
                    parseFloat(curCSS(elem, "marginLeft")) ||

                    // Support: IE<=11+
                    // Running getBoundingClientRect on a disconnected node in IE throws an error
                    // Support: IE8 only
                    // getClientRects() errors on disconnected elems
                    (jQuery.contains(elem.ownerDocument, elem) ?
                        elem.getBoundingClientRect().left -
                        swap(elem, { marginLeft: 0 }, function () {
                            return elem.getBoundingClientRect().left;
                        }) :
                        0
                    )
                ) + "px";
            }
        }
    );

    // These hooks are used by animate to expand properties
    jQuery.each({
        margin: "",
        padding: "",
        border: "Width"
    }, function (prefix, suffix) {
        jQuery.cssHooks[prefix + suffix] = {
            expand: function (value) {
                var i = 0,
                    expanded = {},

                    // assumes a single number if not a string
                    parts = typeof value === "string" ? value.split(" ") : [value];

                for (; i < 4; i++) {
                    expanded[prefix + cssExpand[i] + suffix] =
                        parts[i] || parts[i - 2] || parts[0];
                }

                return expanded;
            }
        };

        if (!rmargin.test(prefix)) {
            jQuery.cssHooks[prefix + suffix].set = setPositiveNumber;
        }
    });

    jQuery.fn.extend({
        css: function (name, value) {
            return access(this, function (elem, name, value) {
                var styles, len,
                    map = {},
                    i = 0;

                if (jQuery.isArray(name)) {
                    styles = getStyles(elem);
                    len = name.length;

                    for (; i < len; i++) {
                        map[name[i]] = jQuery.css(elem, name[i], false, styles);
                    }

                    return map;
                }

                return value !== undefined ?
                    jQuery.style(elem, name, value) :
                    jQuery.css(elem, name);
            }, name, value, arguments.length > 1);
        },
        show: function () {
            return showHide(this, true);
        },
        hide: function () {
            return showHide(this);
        },
        toggle: function (state) {
            if (typeof state === "boolean") {
                return state ? this.show() : this.hide();
            }

            return this.each(function () {
                if (isHidden(this)) {
                    jQuery(this).show();
                } else {
                    jQuery(this).hide();
                }
            });
        }
    });


    function Tween(elem, options, prop, end, easing) {
        return new Tween.prototype.init(elem, options, prop, end, easing);
    }
    jQuery.Tween = Tween;

    Tween.prototype = {
        constructor: Tween,
        init: function (elem, options, prop, end, easing, unit) {
            this.elem = elem;
            this.prop = prop;
            this.easing = easing || jQuery.easing._default;
            this.options = options;
            this.start = this.now = this.cur();
            this.end = end;
            this.unit = unit || (jQuery.cssNumber[prop] ? "" : "px");
        },
        cur: function () {
            var hooks = Tween.propHooks[this.prop];

            return hooks && hooks.get ?
                hooks.get(this) :
                Tween.propHooks._default.get(this);
        },
        run: function (percent) {
            var eased,
                hooks = Tween.propHooks[this.prop];

            if (this.options.duration) {
                this.pos = eased = jQuery.easing[this.easing](
                    percent, this.options.duration * percent, 0, 1, this.options.duration
                );
            } else {
                this.pos = eased = percent;
            }
            this.now = (this.end - this.start) * eased + this.start;

            if (this.options.step) {
                this.options.step.call(this.elem, this.now, this);
            }

            if (hooks && hooks.set) {
                hooks.set(this);
            } else {
                Tween.propHooks._default.set(this);
            }
            return this;
        }
    };

    Tween.prototype.init.prototype = Tween.prototype;

    Tween.propHooks = {
        _default: {
            get: function (tween) {
                var result;

                // Use a property on the element directly when it is not a DOM element,
                // or when there is no matching style property that exists.
                if (tween.elem.nodeType !== 1 ||
                    tween.elem[tween.prop] != null && tween.elem.style[tween.prop] == null) {
                    return tween.elem[tween.prop];
                }

                // passing an empty string as a 3rd parameter to .css will automatically
                // attempt a parseFloat and fallback to a string if the parse fails
                // so, simple values such as "10px" are parsed to Float.
                // complex values such as "rotate(1rad)" are returned as is.
                result = jQuery.css(tween.elem, tween.prop, "");

                // Empty strings, null, undefined and "auto" are converted to 0.
                return !result || result === "auto" ? 0 : result;
            },
            set: function (tween) {

                // use step hook for back compat - use cssHook if its there - use .style if its
                // available and use plain properties where available
                if (jQuery.fx.step[tween.prop]) {
                    jQuery.fx.step[tween.prop](tween);
                } else if (tween.elem.nodeType === 1 &&
                    (tween.elem.style[jQuery.cssProps[tween.prop]] != null ||
                        jQuery.cssHooks[tween.prop])) {
                    jQuery.style(tween.elem, tween.prop, tween.now + tween.unit);
                } else {
                    tween.elem[tween.prop] = tween.now;
                }
            }
        }
    };

    // Support: IE <=9
    // Panic based approach to setting things on disconnected nodes

    Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
        set: function (tween) {
            if (tween.elem.nodeType && tween.elem.parentNode) {
                tween.elem[tween.prop] = tween.now;
            }
        }
    };

    jQuery.easing = {
        linear: function (p) {
            return p;
        },
        swing: function (p) {
            return 0.5 - Math.cos(p * Math.PI) / 2;
        },
        _default: "swing"
    };

    jQuery.fx = Tween.prototype.init;

    // Back Compat <1.8 extension point
    jQuery.fx.step = {};




    var
        fxNow, timerId,
        rfxtypes = /^(?:toggle|show|hide)$/,
        rrun = /queueHooks$/;

    // Animations created synchronously will run synchronously
    function createFxNow() {
        window.setTimeout(function () {
            fxNow = undefined;
        });
        return (fxNow = jQuery.now());
    }

    // Generate parameters to create a standard animation
    function genFx(type, includeWidth) {
        var which,
            attrs = { height: type },
            i = 0;

        // if we include width, step value is 1 to do all cssExpand values,
        // if we don't include width, step value is 2 to skip over Left and Right
        includeWidth = includeWidth ? 1 : 0;
        for (; i < 4; i += 2 - includeWidth) {
            which = cssExpand[i];
            attrs["margin" + which] = attrs["padding" + which] = type;
        }

        if (includeWidth) {
            attrs.opacity = attrs.width = type;
        }

        return attrs;
    }

    function createTween(value, prop, animation) {
        var tween,
            collection = (Animation.tweeners[prop] || []).concat(Animation.tweeners["*"]),
            index = 0,
            length = collection.length;
        for (; index < length; index++) {
            if ((tween = collection[index].call(animation, prop, value))) {

                // we're done with this property
                return tween;
            }
        }
    }

    function defaultPrefilter(elem, props, opts) {
        /* jshint validthis: true */
        var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
            anim = this,
            orig = {},
            style = elem.style,
            hidden = elem.nodeType && isHidden(elem),
            dataShow = jQuery._data(elem, "fxshow");

        // handle queue: false promises
        if (!opts.queue) {
            hooks = jQuery._queueHooks(elem, "fx");
            if (hooks.unqueued == null) {
                hooks.unqueued = 0;
                oldfire = hooks.empty.fire;
                hooks.empty.fire = function () {
                    if (!hooks.unqueued) {
                        oldfire();
                    }
                };
            }
            hooks.unqueued++;

            anim.always(function () {

                // doing this makes sure that the complete handler will be called
                // before this completes
                anim.always(function () {
                    hooks.unqueued--;
                    if (!jQuery.queue(elem, "fx").length) {
                        hooks.empty.fire();
                    }
                });
            });
        }

        // height/width overflow pass
        if (elem.nodeType === 1 && ("height" in props || "width" in props)) {

            // Make sure that nothing sneaks out
            // Record all 3 overflow attributes because IE does not
            // change the overflow attribute when overflowX and
            // overflowY are set to the same value
            opts.overflow = [style.overflow, style.overflowX, style.overflowY];

            // Set display property to inline-block for height/width
            // animations on inline elements that are having width/height animated
            display = jQuery.css(elem, "display");

            // Test default display if display is currently "none"
            checkDisplay = display === "none" ?
                jQuery._data(elem, "olddisplay") || defaultDisplay(elem.nodeName) : display;

            if (checkDisplay === "inline" && jQuery.css(elem, "float") === "none") {

                // inline-level elements accept inline-block;
                // block-level elements need to be inline with layout
                if (!support.inlineBlockNeedsLayout || defaultDisplay(elem.nodeName) === "inline") {
                    style.display = "inline-block";
                } else {
                    style.zoom = 1;
                }
            }
        }

        if (opts.overflow) {
            style.overflow = "hidden";
            if (!support.shrinkWrapBlocks()) {
                anim.always(function () {
                    style.overflow = opts.overflow[0];
                    style.overflowX = opts.overflow[1];
                    style.overflowY = opts.overflow[2];
                });
            }
        }

        // show/hide pass
        for (prop in props) {
            value = props[prop];
            if (rfxtypes.exec(value)) {
                delete props[prop];
                toggle = toggle || value === "toggle";
                if (value === (hidden ? "hide" : "show")) {

                    // If there is dataShow left over from a stopped hide or show
                    // and we are going to proceed with show, we should pretend to be hidden
                    if (value === "show" && dataShow && dataShow[prop] !== undefined) {
                        hidden = true;
                    } else {
                        continue;
                    }
                }
                orig[prop] = dataShow && dataShow[prop] || jQuery.style(elem, prop);

                // Any non-fx value stops us from restoring the original display value
            } else {
                display = undefined;
            }
        }

        if (!jQuery.isEmptyObject(orig)) {
            if (dataShow) {
                if ("hidden" in dataShow) {
                    hidden = dataShow.hidden;
                }
            } else {
                dataShow = jQuery._data(elem, "fxshow", {});
            }

            // store state if its toggle - enables .stop().toggle() to "reverse"
            if (toggle) {
                dataShow.hidden = !hidden;
            }
            if (hidden) {
                jQuery(elem).show();
            } else {
                anim.done(function () {
                    jQuery(elem).hide();
                });
            }
            anim.done(function () {
                var prop;
                jQuery._removeData(elem, "fxshow");
                for (prop in orig) {
                    jQuery.style(elem, prop, orig[prop]);
                }
            });
            for (prop in orig) {
                tween = createTween(hidden ? dataShow[prop] : 0, prop, anim);

                if (!(prop in dataShow)) {
                    dataShow[prop] = tween.start;
                    if (hidden) {
                        tween.end = tween.start;
                        tween.start = prop === "width" || prop === "height" ? 1 : 0;
                    }
                }
            }

            // If this is a noop like .hide().hide(), restore an overwritten display value
        } else if ((display === "none" ? defaultDisplay(elem.nodeName) : display) === "inline") {
            style.display = display;
        }
    }

    function propFilter(props, specialEasing) {
        var index, name, easing, value, hooks;

        // camelCase, specialEasing and expand cssHook pass
        for (index in props) {
            name = jQuery.camelCase(index);
            easing = specialEasing[name];
            value = props[index];
            if (jQuery.isArray(value)) {
                easing = value[1];
                value = props[index] = value[0];
            }

            if (index !== name) {
                props[name] = value;
                delete props[index];
            }

            hooks = jQuery.cssHooks[name];
            if (hooks && "expand" in hooks) {
                value = hooks.expand(value);
                delete props[name];

                // not quite $.extend, this wont overwrite keys already present.
                // also - reusing 'index' from above because we have the correct "name"
                for (index in value) {
                    if (!(index in props)) {
                        props[index] = value[index];
                        specialEasing[index] = easing;
                    }
                }
            } else {
                specialEasing[name] = easing;
            }
        }
    }

    function Animation(elem, properties, options) {
        var result,
            stopped,
            index = 0,
            length = Animation.prefilters.length,
            deferred = jQuery.Deferred().always(function () {

                // don't match elem in the :animated selector
                delete tick.elem;
            }),
            tick = function () {
                if (stopped) {
                    return false;
                }
                var currentTime = fxNow || createFxNow(),
                    remaining = Math.max(0, animation.startTime + animation.duration - currentTime),

                    // Support: Android 2.3
                    // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
                    temp = remaining / animation.duration || 0,
                    percent = 1 - temp,
                    index = 0,
                    length = animation.tweens.length;

                for (; index < length; index++) {
                    animation.tweens[index].run(percent);
                }

                deferred.notifyWith(elem, [animation, percent, remaining]);

                if (percent < 1 && length) {
                    return remaining;
                } else {
                    deferred.resolveWith(elem, [animation]);
                    return false;
                }
            },
            animation = deferred.promise({
                elem: elem,
                props: jQuery.extend({}, properties),
                opts: jQuery.extend(true, {
                    specialEasing: {},
                    easing: jQuery.easing._default
                }, options),
                originalProperties: properties,
                originalOptions: options,
                startTime: fxNow || createFxNow(),
                duration: options.duration,
                tweens: [],
                createTween: function (prop, end) {
                    var tween = jQuery.Tween(elem, animation.opts, prop, end,
                        animation.opts.specialEasing[prop] || animation.opts.easing);
                    animation.tweens.push(tween);
                    return tween;
                },
                stop: function (gotoEnd) {
                    var index = 0,

                        // if we are going to the end, we want to run all the tweens
                        // otherwise we skip this part
                        length = gotoEnd ? animation.tweens.length : 0;
                    if (stopped) {
                        return this;
                    }
                    stopped = true;
                    for (; index < length; index++) {
                        animation.tweens[index].run(1);
                    }

                    // resolve when we played the last frame
                    // otherwise, reject
                    if (gotoEnd) {
                        deferred.notifyWith(elem, [animation, 1, 0]);
                        deferred.resolveWith(elem, [animation, gotoEnd]);
                    } else {
                        deferred.rejectWith(elem, [animation, gotoEnd]);
                    }
                    return this;
                }
            }),
            props = animation.props;

        propFilter(props, animation.opts.specialEasing);

        for (; index < length; index++) {
            result = Animation.prefilters[index].call(animation, elem, props, animation.opts);
            if (result) {
                if (jQuery.isFunction(result.stop)) {
                    jQuery._queueHooks(animation.elem, animation.opts.queue).stop =
                        jQuery.proxy(result.stop, result);
                }
                return result;
            }
        }

        jQuery.map(props, createTween, animation);

        if (jQuery.isFunction(animation.opts.start)) {
            animation.opts.start.call(elem, animation);
        }

        jQuery.fx.timer(
            jQuery.extend(tick, {
                elem: elem,
                anim: animation,
                queue: animation.opts.queue
            })
        );

        // attach callbacks from options
        return animation.progress(animation.opts.progress)
            .done(animation.opts.done, animation.opts.complete)
            .fail(animation.opts.fail)
            .always(animation.opts.always);
    }

    jQuery.Animation = jQuery.extend(Animation, {

        tweeners: {
            "*": [function (prop, value) {
                var tween = this.createTween(prop, value);
                adjustCSS(tween.elem, prop, rcssNum.exec(value), tween);
                return tween;
            }]
        },

        tweener: function (props, callback) {
            if (jQuery.isFunction(props)) {
                callback = props;
                props = ["*"];
            } else {
                props = props.match(rnotwhite);
            }

            var prop,
                index = 0,
                length = props.length;

            for (; index < length; index++) {
                prop = props[index];
                Animation.tweeners[prop] = Animation.tweeners[prop] || [];
                Animation.tweeners[prop].unshift(callback);
            }
        },

        prefilters: [defaultPrefilter],

        prefilter: function (callback, prepend) {
            if (prepend) {
                Animation.prefilters.unshift(callback);
            } else {
                Animation.prefilters.push(callback);
            }
        }
    });

    jQuery.speed = function (speed, easing, fn) {
        var opt = speed && typeof speed === "object" ? jQuery.extend({}, speed) : {
            complete: fn || !fn && easing ||
            jQuery.isFunction(speed) && speed,
            duration: speed,
            easing: fn && easing || easing && !jQuery.isFunction(easing) && easing
        };

        opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
            opt.duration in jQuery.fx.speeds ?
                jQuery.fx.speeds[opt.duration] : jQuery.fx.speeds._default;

        // normalize opt.queue - true/undefined/null -> "fx"
        if (opt.queue == null || opt.queue === true) {
            opt.queue = "fx";
        }

        // Queueing
        opt.old = opt.complete;

        opt.complete = function () {
            if (jQuery.isFunction(opt.old)) {
                opt.old.call(this);
            }

            if (opt.queue) {
                jQuery.dequeue(this, opt.queue);
            }
        };

        return opt;
    };

    jQuery.fn.extend({
        fadeTo: function (speed, to, easing, callback) {

            // show any hidden elements after setting opacity to 0
            return this.filter(isHidden).css("opacity", 0).show()

                // animate to the value specified
                .end().animate({ opacity: to }, speed, easing, callback);
        },
        animate: function (prop, speed, easing, callback) {
            var empty = jQuery.isEmptyObject(prop),
                optall = jQuery.speed(speed, easing, callback),
                doAnimation = function () {

                    // Operate on a copy of prop so per-property easing won't be lost
                    var anim = Animation(this, jQuery.extend({}, prop), optall);

                    // Empty animations, or finishing resolves immediately
                    if (empty || jQuery._data(this, "finish")) {
                        anim.stop(true);
                    }
                };
            doAnimation.finish = doAnimation;

            return empty || optall.queue === false ?
                this.each(doAnimation) :
                this.queue(optall.queue, doAnimation);
        },
        stop: function (type, clearQueue, gotoEnd) {
            var stopQueue = function (hooks) {
                var stop = hooks.stop;
                delete hooks.stop;
                stop(gotoEnd);
            };

            if (typeof type !== "string") {
                gotoEnd = clearQueue;
                clearQueue = type;
                type = undefined;
            }
            if (clearQueue && type !== false) {
                this.queue(type || "fx", []);
            }

            return this.each(function () {
                var dequeue = true,
                    index = type != null && type + "queueHooks",
                    timers = jQuery.timers,
                    data = jQuery._data(this);

                if (index) {
                    if (data[index] && data[index].stop) {
                        stopQueue(data[index]);
                    }
                } else {
                    for (index in data) {
                        if (data[index] && data[index].stop && rrun.test(index)) {
                            stopQueue(data[index]);
                        }
                    }
                }

                for (index = timers.length; index--;) {
                    if (timers[index].elem === this &&
                        (type == null || timers[index].queue === type)) {

                        timers[index].anim.stop(gotoEnd);
                        dequeue = false;
                        timers.splice(index, 1);
                    }
                }

                // start the next in the queue if the last step wasn't forced
                // timers currently will call their complete callbacks, which will dequeue
                // but only if they were gotoEnd
                if (dequeue || !gotoEnd) {
                    jQuery.dequeue(this, type);
                }
            });
        },
        finish: function (type) {
            if (type !== false) {
                type = type || "fx";
            }
            return this.each(function () {
                var index,
                    data = jQuery._data(this),
                    queue = data[type + "queue"],
                    hooks = data[type + "queueHooks"],
                    timers = jQuery.timers,
                    length = queue ? queue.length : 0;

                // enable finishing flag on private data
                data.finish = true;

                // empty the queue first
                jQuery.queue(this, type, []);

                if (hooks && hooks.stop) {
                    hooks.stop.call(this, true);
                }

                // look for any active animations, and finish them
                for (index = timers.length; index--;) {
                    if (timers[index].elem === this && timers[index].queue === type) {
                        timers[index].anim.stop(true);
                        timers.splice(index, 1);
                    }
                }

                // look for any animations in the old queue and finish them
                for (index = 0; index < length; index++) {
                    if (queue[index] && queue[index].finish) {
                        queue[index].finish.call(this);
                    }
                }

                // turn off finishing flag
                delete data.finish;
            });
        }
    });

    jQuery.each(["toggle", "show", "hide"], function (i, name) {
        var cssFn = jQuery.fn[name];
        jQuery.fn[name] = function (speed, easing, callback) {
            return speed == null || typeof speed === "boolean" ?
                cssFn.apply(this, arguments) :
                this.animate(genFx(name, true), speed, easing, callback);
        };
    });

    // Generate shortcuts for custom animations
    jQuery.each({
        slideDown: genFx("show"),
        slideUp: genFx("hide"),
        slideToggle: genFx("toggle"),
        fadeIn: { opacity: "show" },
        fadeOut: { opacity: "hide" },
        fadeToggle: { opacity: "toggle" }
    }, function (name, props) {
        jQuery.fn[name] = function (speed, easing, callback) {
            return this.animate(props, speed, easing, callback);
        };
    });

    jQuery.timers = [];
    jQuery.fx.tick = function () {
        var timer,
            timers = jQuery.timers,
            i = 0;

        fxNow = jQuery.now();

        for (; i < timers.length; i++) {
            timer = timers[i];

            // Checks the timer has not already been removed
            if (!timer() && timers[i] === timer) {
                timers.splice(i--, 1);
            }
        }

        if (!timers.length) {
            jQuery.fx.stop();
        }
        fxNow = undefined;
    };

    jQuery.fx.timer = function (timer) {
        jQuery.timers.push(timer);
        if (timer()) {
            jQuery.fx.start();
        } else {
            jQuery.timers.pop();
        }
    };

    jQuery.fx.interval = 13;

    jQuery.fx.start = function () {
        if (!timerId) {
            timerId = window.setInterval(jQuery.fx.tick, jQuery.fx.interval);
        }
    };

    jQuery.fx.stop = function () {
        window.clearInterval(timerId);
        timerId = null;
    };

    jQuery.fx.speeds = {
        slow: 600,
        fast: 200,

        // Default speed
        _default: 400
    };


    // Based off of the plugin by Clint Helfers, with permission.
    // http://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
    jQuery.fn.delay = function (time, type) {
        time = jQuery.fx ? jQuery.fx.speeds[time] || time : time;
        type = type || "fx";

        return this.queue(type, function (next, hooks) {
            var timeout = window.setTimeout(next, time);
            hooks.stop = function () {
                window.clearTimeout(timeout);
            };
        });
    };


    (function () {
        var a,
            input = document.createElement("input"),
            div = document.createElement("div"),
            select = document.createElement("select"),
            opt = select.appendChild(document.createElement("option"));

        // Setup
        div = document.createElement("div");
        div.setAttribute("className", "t");
        div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
        a = div.getElementsByTagName("a")[0];

        // Support: Windows Web Apps (WWA)
        // `type` must use .setAttribute for WWA (#14901)
        input.setAttribute("type", "checkbox");
        div.appendChild(input);

        a = div.getElementsByTagName("a")[0];

        // First batch of tests.
        a.style.cssText = "top:1px";

        // Test setAttribute on camelCase class.
        // If it works, we need attrFixes when doing get/setAttribute (ie6/7)
        support.getSetAttribute = div.className !== "t";

        // Get the style information from getAttribute
        // (IE uses .cssText instead)
        support.style = /top/.test(a.getAttribute("style"));

        // Make sure that URLs aren't manipulated
        // (IE normalizes it by default)
        support.hrefNormalized = a.getAttribute("href") === "/a";

        // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
        support.checkOn = !!input.value;

        // Make sure that a selected-by-default option has a working selected property.
        // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
        support.optSelected = opt.selected;

        // Tests for enctype support on a form (#6743)
        support.enctype = !!document.createElement("form").enctype;

        // Make sure that the options inside disabled selects aren't marked as disabled
        // (WebKit marks them as disabled)
        select.disabled = true;
        support.optDisabled = !opt.disabled;

        // Support: IE8 only
        // Check if we can trust getAttribute("value")
        input = document.createElement("input");
        input.setAttribute("value", "");
        support.input = input.getAttribute("value") === "";

        // Check if an input maintains its value after becoming a radio
        input.value = "t";
        input.setAttribute("type", "radio");
        support.radioValue = input.value === "t";
    })();


    var rreturn = /\r/g,
        rspaces = /[\x20\t\r\n\f]+/g;

    jQuery.fn.extend({
        val: function (value) {
            var hooks, ret, isFunction,
                elem = this[0];

            if (!arguments.length) {
                if (elem) {
                    hooks = jQuery.valHooks[elem.type] ||
                        jQuery.valHooks[elem.nodeName.toLowerCase()];

                    if (
                        hooks &&
                        "get" in hooks &&
                        (ret = hooks.get(elem, "value")) !== undefined
                    ) {
                        return ret;
                    }

                    ret = elem.value;

                    return typeof ret === "string" ?

                        // handle most common string cases
                        ret.replace(rreturn, "") :

                        // handle cases where value is null/undef or number
                        ret == null ? "" : ret;
                }

                return;
            }

            isFunction = jQuery.isFunction(value);

            return this.each(function (i) {
                var val;

                if (this.nodeType !== 1) {
                    return;
                }

                if (isFunction) {
                    val = value.call(this, i, jQuery(this).val());
                } else {
                    val = value;
                }

                // Treat null/undefined as ""; convert numbers to string
                if (val == null) {
                    val = "";
                } else if (typeof val === "number") {
                    val += "";
                } else if (jQuery.isArray(val)) {
                    val = jQuery.map(val, function (value) {
                        return value == null ? "" : value + "";
                    });
                }

                hooks = jQuery.valHooks[this.type] || jQuery.valHooks[this.nodeName.toLowerCase()];

                // If set returns undefined, fall back to normal setting
                if (!hooks || !("set" in hooks) || hooks.set(this, val, "value") === undefined) {
                    this.value = val;
                }
            });
        }
    });

    jQuery.extend({
        valHooks: {
            option: {
                get: function (elem) {
                    var val = jQuery.find.attr(elem, "value");
                    return val != null ?
                        val :

                        // Support: IE10-11+
                        // option.text throws exceptions (#14686, #14858)
                        // Strip and collapse whitespace
                        // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
                        jQuery.trim(jQuery.text(elem)).replace(rspaces, " ");
                }
            },
            select: {
                get: function (elem) {
                    var value, option,
                        options = elem.options,
                        index = elem.selectedIndex,
                        one = elem.type === "select-one" || index < 0,
                        values = one ? null : [],
                        max = one ? index + 1 : options.length,
                        i = index < 0 ?
                            max :
                            one ? index : 0;

                    // Loop through all the selected options
                    for (; i < max; i++) {
                        option = options[i];

                        // oldIE doesn't update selected after form reset (#2551)
                        if ((option.selected || i === index) &&

                            // Don't return options that are disabled or in a disabled optgroup
                            (support.optDisabled ?
                                !option.disabled :
                                option.getAttribute("disabled") === null) &&
                            (!option.parentNode.disabled ||
                                !jQuery.nodeName(option.parentNode, "optgroup"))) {

                            // Get the specific value for the option
                            value = jQuery(option).val();

                            // We don't need an array for one selects
                            if (one) {
                                return value;
                            }

                            // Multi-Selects return an array
                            values.push(value);
                        }
                    }

                    return values;
                },

                set: function (elem, value) {
                    var optionSet, option,
                        options = elem.options,
                        values = jQuery.makeArray(value),
                        i = options.length;

                    while (i--) {
                        option = options[i];

                        if (jQuery.inArray(jQuery.valHooks.option.get(option), values) > -1) {

                            // Support: IE6
                            // When new option element is added to select box we need to
                            // force reflow of newly added node in order to workaround delay
                            // of initialization properties
                            try {
                                option.selected = optionSet = true;

                            } catch (_) {

                                // Will be executed only in IE6
                                option.scrollHeight;
                            }

                        } else {
                            option.selected = false;
                        }
                    }

                    // Force browsers to behave consistently when non-matching value is set
                    if (!optionSet) {
                        elem.selectedIndex = -1;
                    }

                    return options;
                }
            }
        }
    });

    // Radios and checkboxes getter/setter
    jQuery.each(["radio", "checkbox"], function () {
        jQuery.valHooks[this] = {
            set: function (elem, value) {
                if (jQuery.isArray(value)) {
                    return (elem.checked = jQuery.inArray(jQuery(elem).val(), value) > -1);
                }
            }
        };
        if (!support.checkOn) {
            jQuery.valHooks[this].get = function (elem) {
                return elem.getAttribute("value") === null ? "on" : elem.value;
            };
        }
    });




    var nodeHook, boolHook,
        attrHandle = jQuery.expr.attrHandle,
        ruseDefault = /^(?:checked|selected)$/i,
        getSetAttribute = support.getSetAttribute,
        getSetInput = support.input;

    jQuery.fn.extend({
        attr: function (name, value) {
            return access(this, jQuery.attr, name, value, arguments.length > 1);
        },

        removeAttr: function (name) {
            return this.each(function () {
                jQuery.removeAttr(this, name);
            });
        }
    });

    jQuery.extend({
        attr: function (elem, name, value) {
            var ret, hooks,
                nType = elem.nodeType;

            // Don't get/set attributes on text, comment and attribute nodes
            if (nType === 3 || nType === 8 || nType === 2) {
                return;
            }

            // Fallback to prop when attributes are not supported
            if (typeof elem.getAttribute === "undefined") {
                return jQuery.prop(elem, name, value);
            }

            // All attributes are lowercase
            // Grab necessary hook if one is defined
            if (nType !== 1 || !jQuery.isXMLDoc(elem)) {
                name = name.toLowerCase();
                hooks = jQuery.attrHooks[name] ||
                    (jQuery.expr.match.bool.test(name) ? boolHook : nodeHook);
            }

            if (value !== undefined) {
                if (value === null) {
                    jQuery.removeAttr(elem, name);
                    return;
                }

                if (hooks && "set" in hooks &&
                    (ret = hooks.set(elem, value, name)) !== undefined) {
                    return ret;
                }

                elem.setAttribute(name, value + "");
                return value;
            }

            if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                return ret;
            }

            ret = jQuery.find.attr(elem, name);

            // Non-existent attributes return null, we normalize to undefined
            return ret == null ? undefined : ret;
        },

        attrHooks: {
            type: {
                set: function (elem, value) {
                    if (!support.radioValue && value === "radio" &&
                        jQuery.nodeName(elem, "input")) {

                        // Setting the type on a radio button after the value resets the value in IE8-9
                        // Reset value to default in case type is set after value during creation
                        var val = elem.value;
                        elem.setAttribute("type", value);
                        if (val) {
                            elem.value = val;
                        }
                        return value;
                    }
                }
            }
        },

        removeAttr: function (elem, value) {
            var name, propName,
                i = 0,
                attrNames = value && value.match(rnotwhite);

            if (attrNames && elem.nodeType === 1) {
                while ((name = attrNames[i++])) {
                    propName = jQuery.propFix[name] || name;

                    // Boolean attributes get special treatment (#10870)
                    if (jQuery.expr.match.bool.test(name)) {

                        // Set corresponding property to false
                        if (getSetInput && getSetAttribute || !ruseDefault.test(name)) {
                            elem[propName] = false;

                            // Support: IE<9
                            // Also clear defaultChecked/defaultSelected (if appropriate)
                        } else {
                            elem[jQuery.camelCase("default-" + name)] =
                                elem[propName] = false;
                        }

                        // See #9699 for explanation of this approach (setting first, then removal)
                    } else {
                        jQuery.attr(elem, name, "");
                    }

                    elem.removeAttribute(getSetAttribute ? name : propName);
                }
            }
        }
    });

    // Hooks for boolean attributes
    boolHook = {
        set: function (elem, value, name) {
            if (value === false) {

                // Remove boolean attributes when set to false
                jQuery.removeAttr(elem, name);
            } else if (getSetInput && getSetAttribute || !ruseDefault.test(name)) {

                // IE<8 needs the *property* name
                elem.setAttribute(!getSetAttribute && jQuery.propFix[name] || name, name);

            } else {

                // Support: IE<9
                // Use defaultChecked and defaultSelected for oldIE
                elem[jQuery.camelCase("default-" + name)] = elem[name] = true;
            }
            return name;
        }
    };

    jQuery.each(jQuery.expr.match.bool.source.match(/\w+/g), function (i, name) {
        var getter = attrHandle[name] || jQuery.find.attr;

        if (getSetInput && getSetAttribute || !ruseDefault.test(name)) {
            attrHandle[name] = function (elem, name, isXML) {
                var ret, handle;
                if (!isXML) {

                    // Avoid an infinite loop by temporarily removing this function from the getter
                    handle = attrHandle[name];
                    attrHandle[name] = ret;
                    ret = getter(elem, name, isXML) != null ?
                        name.toLowerCase() :
                        null;
                    attrHandle[name] = handle;
                }
                return ret;
            };
        } else {
            attrHandle[name] = function (elem, name, isXML) {
                if (!isXML) {
                    return elem[jQuery.camelCase("default-" + name)] ?
                        name.toLowerCase() :
                        null;
                }
            };
        }
    });

    // fix oldIE attroperties
    if (!getSetInput || !getSetAttribute) {
        jQuery.attrHooks.value = {
            set: function (elem, value, name) {
                if (jQuery.nodeName(elem, "input")) {

                    // Does not return so that setAttribute is also used
                    elem.defaultValue = value;
                } else {

                    // Use nodeHook if defined (#1954); otherwise setAttribute is fine
                    return nodeHook && nodeHook.set(elem, value, name);
                }
            }
        };
    }

    // IE6/7 do not support getting/setting some attributes with get/setAttribute
    if (!getSetAttribute) {

        // Use this for any attribute in IE6/7
        // This fixes almost every IE6/7 issue
        nodeHook = {
            set: function (elem, value, name) {

                // Set the existing or create a new attribute node
                var ret = elem.getAttributeNode(name);
                if (!ret) {
                    elem.setAttributeNode(
                        (ret = elem.ownerDocument.createAttribute(name))
                    );
                }

                ret.value = value += "";

                // Break association with cloned elements by also using setAttribute (#9646)
                if (name === "value" || value === elem.getAttribute(name)) {
                    return value;
                }
            }
        };

        // Some attributes are constructed with empty-string values when not defined
        attrHandle.id = attrHandle.name = attrHandle.coords =
            function (elem, name, isXML) {
                var ret;
                if (!isXML) {
                    return (ret = elem.getAttributeNode(name)) && ret.value !== "" ?
                        ret.value :
                        null;
                }
            };

        // Fixing value retrieval on a button requires this module
        jQuery.valHooks.button = {
            get: function (elem, name) {
                var ret = elem.getAttributeNode(name);
                if (ret && ret.specified) {
                    return ret.value;
                }
            },
            set: nodeHook.set
        };

        // Set contenteditable to false on removals(#10429)
        // Setting to empty string throws an error as an invalid value
        jQuery.attrHooks.contenteditable = {
            set: function (elem, value, name) {
                nodeHook.set(elem, value === "" ? false : value, name);
            }
        };

        // Set width and height to auto instead of 0 on empty string( Bug #8150 )
        // This is for removals
        jQuery.each(["width", "height"], function (i, name) {
            jQuery.attrHooks[name] = {
                set: function (elem, value) {
                    if (value === "") {
                        elem.setAttribute(name, "auto");
                        return value;
                    }
                }
            };
        });
    }

    if (!support.style) {
        jQuery.attrHooks.style = {
            get: function (elem) {

                // Return undefined in the case of empty string
                // Note: IE uppercases css property names, but if we were to .toLowerCase()
                // .cssText, that would destroy case sensitivity in URL's, like in "background"
                return elem.style.cssText || undefined;
            },
            set: function (elem, value) {
                return (elem.style.cssText = value + "");
            }
        };
    }




    var rfocusable = /^(?:input|select|textarea|button|object)$/i,
        rclickable = /^(?:a|area)$/i;

    jQuery.fn.extend({
        prop: function (name, value) {
            return access(this, jQuery.prop, name, value, arguments.length > 1);
        },

        removeProp: function (name) {
            name = jQuery.propFix[name] || name;
            return this.each(function () {

                // try/catch handles cases where IE balks (such as removing a property on window)
                try {
                    this[name] = undefined;
                    delete this[name];
                } catch (e) { }
            });
        }
    });

    jQuery.extend({
        prop: function (elem, name, value) {
            var ret, hooks,
                nType = elem.nodeType;

            // Don't get/set properties on text, comment and attribute nodes
            if (nType === 3 || nType === 8 || nType === 2) {
                return;
            }

            if (nType !== 1 || !jQuery.isXMLDoc(elem)) {

                // Fix name and attach hooks
                name = jQuery.propFix[name] || name;
                hooks = jQuery.propHooks[name];
            }

            if (value !== undefined) {
                if (hooks && "set" in hooks &&
                    (ret = hooks.set(elem, value, name)) !== undefined) {
                    return ret;
                }

                return (elem[name] = value);
            }

            if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                return ret;
            }

            return elem[name];
        },

        propHooks: {
            tabIndex: {
                get: function (elem) {

                    // elem.tabIndex doesn't always return the
                    // correct value when it hasn't been explicitly set
                    // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                    // Use proper attribute retrieval(#12072)
                    var tabindex = jQuery.find.attr(elem, "tabindex");

                    return tabindex ?
                        parseInt(tabindex, 10) :
                        rfocusable.test(elem.nodeName) ||
                            rclickable.test(elem.nodeName) && elem.href ?
                            0 :
                            -1;
                }
            }
        },

        propFix: {
            "for": "htmlFor",
            "class": "className"
        }
    });

    // Some attributes require a special call on IE
    // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
    if (!support.hrefNormalized) {

        // href/src property should get the full normalized URL (#10299/#12915)
        jQuery.each(["href", "src"], function (i, name) {
            jQuery.propHooks[name] = {
                get: function (elem) {
                    return elem.getAttribute(name, 4);
                }
            };
        });
    }

    // Support: Safari, IE9+
    // Accessing the selectedIndex property
    // forces the browser to respect setting selected
    // on the option
    // The getter ensures a default option is selected
    // when in an optgroup
    if (!support.optSelected) {
        jQuery.propHooks.selected = {
            get: function (elem) {
                var parent = elem.parentNode;

                if (parent) {
                    parent.selectedIndex;

                    // Make sure that it also works with optgroups, see #5701
                    if (parent.parentNode) {
                        parent.parentNode.selectedIndex;
                    }
                }
                return null;
            },
            set: function (elem) {
                var parent = elem.parentNode;
                if (parent) {
                    parent.selectedIndex;

                    if (parent.parentNode) {
                        parent.parentNode.selectedIndex;
                    }
                }
            }
        };
    }

    jQuery.each([
        "tabIndex",
        "readOnly",
        "maxLength",
        "cellSpacing",
        "cellPadding",
        "rowSpan",
        "colSpan",
        "useMap",
        "frameBorder",
        "contentEditable"
    ], function () {
        jQuery.propFix[this.toLowerCase()] = this;
    });

    // IE6/7 call enctype encoding
    if (!support.enctype) {
        jQuery.propFix.enctype = "encoding";
    }




    var rclass = /[\t\r\n\f]/g;

    function getClass(elem) {
        return jQuery.attr(elem, "class") || "";
    }

    jQuery.fn.extend({
        addClass: function (value) {
            var classes, elem, cur, curValue, clazz, j, finalValue,
                i = 0;

            if (jQuery.isFunction(value)) {
                return this.each(function (j) {
                    jQuery(this).addClass(value.call(this, j, getClass(this)));
                });
            }

            if (typeof value === "string" && value) {
                classes = value.match(rnotwhite) || [];

                while ((elem = this[i++])) {
                    curValue = getClass(elem);
                    cur = elem.nodeType === 1 &&
                        (" " + curValue + " ").replace(rclass, " ");

                    if (cur) {
                        j = 0;
                        while ((clazz = classes[j++])) {
                            if (cur.indexOf(" " + clazz + " ") < 0) {
                                cur += clazz + " ";
                            }
                        }

                        // only assign if different to avoid unneeded rendering.
                        finalValue = jQuery.trim(cur);
                        if (curValue !== finalValue) {
                            jQuery.attr(elem, "class", finalValue);
                        }
                    }
                }
            }

            return this;
        },

        removeClass: function (value) {
            var classes, elem, cur, curValue, clazz, j, finalValue,
                i = 0;

            if (jQuery.isFunction(value)) {
                return this.each(function (j) {
                    jQuery(this).removeClass(value.call(this, j, getClass(this)));
                });
            }

            if (!arguments.length) {
                return this.attr("class", "");
            }

            if (typeof value === "string" && value) {
                classes = value.match(rnotwhite) || [];

                while ((elem = this[i++])) {
                    curValue = getClass(elem);

                    // This expression is here for better compressibility (see addClass)
                    cur = elem.nodeType === 1 &&
                        (" " + curValue + " ").replace(rclass, " ");

                    if (cur) {
                        j = 0;
                        while ((clazz = classes[j++])) {

                            // Remove *all* instances
                            while (cur.indexOf(" " + clazz + " ") > -1) {
                                cur = cur.replace(" " + clazz + " ", " ");
                            }
                        }

                        // Only assign if different to avoid unneeded rendering.
                        finalValue = jQuery.trim(cur);
                        if (curValue !== finalValue) {
                            jQuery.attr(elem, "class", finalValue);
                        }
                    }
                }
            }

            return this;
        },

        toggleClass: function (value, stateVal) {
            var type = typeof value;

            if (typeof stateVal === "boolean" && type === "string") {
                return stateVal ? this.addClass(value) : this.removeClass(value);
            }

            if (jQuery.isFunction(value)) {
                return this.each(function (i) {
                    jQuery(this).toggleClass(
                        value.call(this, i, getClass(this), stateVal),
                        stateVal
                    );
                });
            }

            return this.each(function () {
                var className, i, self, classNames;

                if (type === "string") {

                    // Toggle individual class names
                    i = 0;
                    self = jQuery(this);
                    classNames = value.match(rnotwhite) || [];

                    while ((className = classNames[i++])) {

                        // Check each className given, space separated list
                        if (self.hasClass(className)) {
                            self.removeClass(className);
                        } else {
                            self.addClass(className);
                        }
                    }

                    // Toggle whole class name
                } else if (value === undefined || type === "boolean") {
                    className = getClass(this);
                    if (className) {

                        // store className if set
                        jQuery._data(this, "__className__", className);
                    }

                    // If the element has a class name or if we're passed "false",
                    // then remove the whole classname (if there was one, the above saved it).
                    // Otherwise bring back whatever was previously saved (if anything),
                    // falling back to the empty string if nothing was stored.
                    jQuery.attr(this, "class",
                        className || value === false ?
                            "" :
                            jQuery._data(this, "__className__") || ""
                    );
                }
            });
        },

        hasClass: function (selector) {
            var className, elem,
                i = 0;

            className = " " + selector + " ";
            while ((elem = this[i++])) {
                if (elem.nodeType === 1 &&
                    (" " + getClass(elem) + " ").replace(rclass, " ")
                        .indexOf(className) > -1
                ) {
                    return true;
                }
            }

            return false;
        }
    });




    // Return jQuery for attributes-only inclusion


    jQuery.each(("blur focus focusin focusout load resize scroll unload click dblclick " +
        "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
        "change select submit keydown keypress keyup error contextmenu").split(" "),
        function (i, name) {

            // Handle event binding
            jQuery.fn[name] = function (data, fn) {
                return arguments.length > 0 ?
                    this.on(name, null, data, fn) :
                    this.trigger(name);
            };
        });

    jQuery.fn.extend({
        hover: function (fnOver, fnOut) {
            return this.mouseenter(fnOver).mouseleave(fnOut || fnOver);
        }
    });


    var location = window.location;

    var nonce = jQuery.now();

    var rquery = (/\?/);



    var rvalidtokens = /(,)|(\[|{)|(}|])|"(?:[^"\\\r\n]|\\["\\\/bfnrt]|\\u[\da-fA-F]{4})*"\s*:?|true|false|null|-?(?!0\d)\d+(?:\.\d+|)(?:[eE][+-]?\d+|)/g;

    jQuery.parseJSON = function (data) {

        // Attempt to parse using the native JSON parser first
        if (window.JSON && window.JSON.parse) {

            // Support: Android 2.3
            // Workaround failure to string-cast null input
            return window.JSON.parse(data + "");
        }

        var requireNonComma,
            depth = null,
            str = jQuery.trim(data + "");

        // Guard against invalid (and possibly dangerous) input by ensuring that nothing remains
        // after removing valid tokens
        return str && !jQuery.trim(str.replace(rvalidtokens, function (token, comma, open, close) {

            // Force termination if we see a misplaced comma
            if (requireNonComma && comma) {
                depth = 0;
            }

            // Perform no more replacements after returning to outermost depth
            if (depth === 0) {
                return token;
            }

            // Commas must not follow "[", "{", or ","
            requireNonComma = open || comma;

            // Determine new depth
            // array/object open ("[" or "{"): depth += true - false (increment)
            // array/object close ("]" or "}"): depth += false - true (decrement)
            // other cases ("," or primitive): depth += true - true (numeric cast)
            depth += !close - !open;

            // Remove this token
            return "";
        })) ?
            (Function("return " + str))() :
            jQuery.error("Invalid JSON: " + data);
    };


    // Cross-browser xml parsing
    jQuery.parseXML = function (data) {
        var xml, tmp;
        if (!data || typeof data !== "string") {
            return null;
        }
        try {
            if (window.DOMParser) { // Standard
                tmp = new window.DOMParser();
                xml = tmp.parseFromString(data, "text/xml");
            } else { // IE
                xml = new window.ActiveXObject("Microsoft.XMLDOM");
                xml.async = "false";
                xml.loadXML(data);
            }
        } catch (e) {
            xml = undefined;
        }
        if (!xml || !xml.documentElement || xml.getElementsByTagName("parsererror").length) {
            jQuery.error("Invalid XML: " + data);
        }
        return xml;
    };


    var
        rhash = /#.*$/,
        rts = /([?&])_=[^&]*/,

        // IE leaves an \r character at EOL
        rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg,

        // #7653, #8125, #8152: local protocol detection
        rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
        rnoContent = /^(?:GET|HEAD)$/,
        rprotocol = /^\/\//,
        rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/,

        /* Prefilters
         * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
         * 2) These are called:
         *    - BEFORE asking for a transport
         *    - AFTER param serialization (s.data is a string if s.processData is true)
         * 3) key is the dataType
         * 4) the catchall symbol "*" can be used
         * 5) execution will start with transport dataType and THEN continue down to "*" if needed
         */
        prefilters = {},

        /* Transports bindings
         * 1) key is the dataType
         * 2) the catchall symbol "*" can be used
         * 3) selection will start with transport dataType and THEN go to "*" if needed
         */
        transports = {},

        // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
        allTypes = "*/".concat("*"),

        // Document location
        ajaxLocation = location.href,

        // Segment location into parts
        ajaxLocParts = rurl.exec(ajaxLocation.toLowerCase()) || [];

    // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
    function addToPrefiltersOrTransports(structure) {

        // dataTypeExpression is optional and defaults to "*"
        return function (dataTypeExpression, func) {

            if (typeof dataTypeExpression !== "string") {
                func = dataTypeExpression;
                dataTypeExpression = "*";
            }

            var dataType,
                i = 0,
                dataTypes = dataTypeExpression.toLowerCase().match(rnotwhite) || [];

            if (jQuery.isFunction(func)) {

                // For each dataType in the dataTypeExpression
                while ((dataType = dataTypes[i++])) {

                    // Prepend if requested
                    if (dataType.charAt(0) === "+") {
                        dataType = dataType.slice(1) || "*";
                        (structure[dataType] = structure[dataType] || []).unshift(func);

                        // Otherwise append
                    } else {
                        (structure[dataType] = structure[dataType] || []).push(func);
                    }
                }
            }
        };
    }

    // Base inspection function for prefilters and transports
    function inspectPrefiltersOrTransports(structure, options, originalOptions, jqXHR) {

        var inspected = {},
            seekingTransport = (structure === transports);

        function inspect(dataType) {
            var selected;
            inspected[dataType] = true;
            jQuery.each(structure[dataType] || [], function (_, prefilterOrFactory) {
                var dataTypeOrTransport = prefilterOrFactory(options, originalOptions, jqXHR);
                if (typeof dataTypeOrTransport === "string" &&
                    !seekingTransport && !inspected[dataTypeOrTransport]) {

                    options.dataTypes.unshift(dataTypeOrTransport);
                    inspect(dataTypeOrTransport);
                    return false;
                } else if (seekingTransport) {
                    return !(selected = dataTypeOrTransport);
                }
            });
            return selected;
        }

        return inspect(options.dataTypes[0]) || !inspected["*"] && inspect("*");
    }

    // A special extend for ajax options
    // that takes "flat" options (not to be deep extended)
    // Fixes #9887
    function ajaxExtend(target, src) {
        var deep, key,
            flatOptions = jQuery.ajaxSettings.flatOptions || {};

        for (key in src) {
            if (src[key] !== undefined) {
                (flatOptions[key] ? target : (deep || (deep = {})))[key] = src[key];
            }
        }
        if (deep) {
            jQuery.extend(true, target, deep);
        }

        return target;
    }

    /* Handles responses to an ajax request:
     * - finds the right dataType (mediates between content-type and expected dataType)
     * - returns the corresponding response
     */
    function ajaxHandleResponses(s, jqXHR, responses) {
        var firstDataType, ct, finalDataType, type,
            contents = s.contents,
            dataTypes = s.dataTypes;

        // Remove auto dataType and get content-type in the process
        while (dataTypes[0] === "*") {
            dataTypes.shift();
            if (ct === undefined) {
                ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
            }
        }

        // Check if we're dealing with a known content-type
        if (ct) {
            for (type in contents) {
                if (contents[type] && contents[type].test(ct)) {
                    dataTypes.unshift(type);
                    break;
                }
            }
        }

        // Check to see if we have a response for the expected dataType
        if (dataTypes[0] in responses) {
            finalDataType = dataTypes[0];
        } else {

            // Try convertible dataTypes
            for (type in responses) {
                if (!dataTypes[0] || s.converters[type + " " + dataTypes[0]]) {
                    finalDataType = type;
                    break;
                }
                if (!firstDataType) {
                    firstDataType = type;
                }
            }

            // Or just use first one
            finalDataType = finalDataType || firstDataType;
        }

        // If we found a dataType
        // We add the dataType to the list if needed
        // and return the corresponding response
        if (finalDataType) {
            if (finalDataType !== dataTypes[0]) {
                dataTypes.unshift(finalDataType);
            }
            return responses[finalDataType];
        }
    }

    /* Chain conversions given the request and the original response
     * Also sets the responseXXX fields on the jqXHR instance
     */
    function ajaxConvert(s, response, jqXHR, isSuccess) {
        var conv2, current, conv, tmp, prev,
            converters = {},

            // Work with a copy of dataTypes in case we need to modify it for conversion
            dataTypes = s.dataTypes.slice();

        // Create converters map with lowercased keys
        if (dataTypes[1]) {
            for (conv in s.converters) {
                converters[conv.toLowerCase()] = s.converters[conv];
            }
        }

        current = dataTypes.shift();

        // Convert to each sequential dataType
        while (current) {

            if (s.responseFields[current]) {
                jqXHR[s.responseFields[current]] = response;
            }

            // Apply the dataFilter if provided
            if (!prev && isSuccess && s.dataFilter) {
                response = s.dataFilter(response, s.dataType);
            }

            prev = current;
            current = dataTypes.shift();

            if (current) {

                // There's only work to do if current dataType is non-auto
                if (current === "*") {

                    current = prev;

                    // Convert response if prev dataType is non-auto and differs from current
                } else if (prev !== "*" && prev !== current) {

                    // Seek a direct converter
                    conv = converters[prev + " " + current] || converters["* " + current];

                    // If none found, seek a pair
                    if (!conv) {
                        for (conv2 in converters) {

                            // If conv2 outputs current
                            tmp = conv2.split(" ");
                            if (tmp[1] === current) {

                                // If prev can be converted to accepted input
                                conv = converters[prev + " " + tmp[0]] ||
                                    converters["* " + tmp[0]];
                                if (conv) {

                                    // Condense equivalence converters
                                    if (conv === true) {
                                        conv = converters[conv2];

                                        // Otherwise, insert the intermediate dataType
                                    } else if (converters[conv2] !== true) {
                                        current = tmp[0];
                                        dataTypes.unshift(tmp[1]);
                                    }
                                    break;
                                }
                            }
                        }
                    }

                    // Apply converter (if not an equivalence)
                    if (conv !== true) {

                        // Unless errors are allowed to bubble, catch and return them
                        if (conv && s["throws"]) { // jscs:ignore requireDotNotation
                            response = conv(response);
                        } else {
                            try {
                                response = conv(response);
                            } catch (e) {
                                return {
                                    state: "parsererror",
                                    error: conv ? e : "No conversion from " + prev + " to " + current
                                };
                            }
                        }
                    }
                }
            }
        }

        return { state: "success", data: response };
    }

    jQuery.extend({

        // Counter for holding the number of active queries
        active: 0,

        // Last-Modified header cache for next request
        lastModified: {},
        etag: {},

        ajaxSettings: {
            url: ajaxLocation,
            type: "GET",
            isLocal: rlocalProtocol.test(ajaxLocParts[1]),
            global: true,
            processData: true,
            async: true,
            contentType: "application/x-www-form-urlencoded; charset=UTF-8",
            /*
            timeout: 0,
            data: null,
            dataType: null,
            username: null,
            password: null,
            cache: null,
            throws: false,
            traditional: false,
            headers: {},
            */

            accepts: {
                "*": allTypes,
                text: "text/plain",
                html: "text/html",
                xml: "application/xml, text/xml",
                json: "application/json, text/javascript"
            },

            contents: {
                xml: /\bxml\b/,
                html: /\bhtml/,
                json: /\bjson\b/
            },

            responseFields: {
                xml: "responseXML",
                text: "responseText",
                json: "responseJSON"
            },

            // Data converters
            // Keys separate source (or catchall "*") and destination types with a single space
            converters: {

                // Convert anything to text
                "* text": String,

                // Text to html (true = no transformation)
                "text html": true,

                // Evaluate text as a json expression
                "text json": jQuery.parseJSON,

                // Parse text as xml
                "text xml": jQuery.parseXML
            },

            // For options that shouldn't be deep extended:
            // you can add your own custom options here if
            // and when you create one that shouldn't be
            // deep extended (see ajaxExtend)
            flatOptions: {
                url: true,
                context: true
            }
        },

        // Creates a full fledged settings object into target
        // with both ajaxSettings and settings fields.
        // If target is omitted, writes into ajaxSettings.
        ajaxSetup: function (target, settings) {
            return settings ?

                // Building a settings object
                ajaxExtend(ajaxExtend(target, jQuery.ajaxSettings), settings) :

                // Extending ajaxSettings
                ajaxExtend(jQuery.ajaxSettings, target);
        },

        ajaxPrefilter: addToPrefiltersOrTransports(prefilters),
        ajaxTransport: addToPrefiltersOrTransports(transports),

        // Main method
        ajax: function (url, options) {

            // If url is an object, simulate pre-1.5 signature
            if (typeof url === "object") {
                options = url;
                url = undefined;
            }

            // Force options to be an object
            options = options || {};

            var

                // Cross-domain detection vars
                parts,

                // Loop variable
                i,

                // URL without anti-cache param
                cacheURL,

                // Response headers as string
                responseHeadersString,

                // timeout handle
                timeoutTimer,

                // To know if global events are to be dispatched
                fireGlobals,

                transport,

                // Response headers
                responseHeaders,

                // Create the final options object
                s = jQuery.ajaxSetup({}, options),

                // Callbacks context
                callbackContext = s.context || s,

                // Context for global events is callbackContext if it is a DOM node or jQuery collection
                globalEventContext = s.context &&
                    (callbackContext.nodeType || callbackContext.jquery) ?
                    jQuery(callbackContext) :
                    jQuery.event,

                // Deferreds
                deferred = jQuery.Deferred(),
                completeDeferred = jQuery.Callbacks("once memory"),

                // Status-dependent callbacks
                statusCode = s.statusCode || {},

                // Headers (they are sent all at once)
                requestHeaders = {},
                requestHeadersNames = {},

                // The jqXHR state
                state = 0,

                // Default abort message
                strAbort = "canceled",

                // Fake xhr
                jqXHR = {
                    readyState: 0,

                    // Builds headers hashtable if needed
                    getResponseHeader: function (key) {
                        var match;
                        if (state === 2) {
                            if (!responseHeaders) {
                                responseHeaders = {};
                                while ((match = rheaders.exec(responseHeadersString))) {
                                    responseHeaders[match[1].toLowerCase()] = match[2];
                                }
                            }
                            match = responseHeaders[key.toLowerCase()];
                        }
                        return match == null ? null : match;
                    },

                    // Raw string
                    getAllResponseHeaders: function () {
                        return state === 2 ? responseHeadersString : null;
                    },

                    // Caches the header
                    setRequestHeader: function (name, value) {
                        var lname = name.toLowerCase();
                        if (!state) {
                            name = requestHeadersNames[lname] = requestHeadersNames[lname] || name;
                            requestHeaders[name] = value;
                        }
                        return this;
                    },

                    // Overrides response content-type header
                    overrideMimeType: function (type) {
                        if (!state) {
                            s.mimeType = type;
                        }
                        return this;
                    },

                    // Status-dependent callbacks
                    statusCode: function (map) {
                        var code;
                        if (map) {
                            if (state < 2) {
                                for (code in map) {

                                    // Lazy-add the new callback in a way that preserves old ones
                                    statusCode[code] = [statusCode[code], map[code]];
                                }
                            } else {

                                // Execute the appropriate callbacks
                                jqXHR.always(map[jqXHR.status]);
                            }
                        }
                        return this;
                    },

                    // Cancel the request
                    abort: function (statusText) {
                        var finalText = statusText || strAbort;
                        if (transport) {
                            transport.abort(finalText);
                        }
                        done(0, finalText);
                        return this;
                    }
                };

            // Attach deferreds
            deferred.promise(jqXHR).complete = completeDeferred.add;
            jqXHR.success = jqXHR.done;
            jqXHR.error = jqXHR.fail;

            // Remove hash character (#7531: and string promotion)
            // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
            // Handle falsy url in the settings object (#10093: consistency with old signature)
            // We also use the url parameter if available
            s.url = ((url || s.url || ajaxLocation) + "")
                .replace(rhash, "")
                .replace(rprotocol, ajaxLocParts[1] + "//");

            // Alias method option to type as per ticket #12004
            s.type = options.method || options.type || s.method || s.type;

            // Extract dataTypes list
            s.dataTypes = jQuery.trim(s.dataType || "*").toLowerCase().match(rnotwhite) || [""];

            // A cross-domain request is in order when we have a protocol:host:port mismatch
            if (s.crossDomain == null) {
                parts = rurl.exec(s.url.toLowerCase());
                s.crossDomain = !!(parts &&
                    (parts[1] !== ajaxLocParts[1] || parts[2] !== ajaxLocParts[2] ||
                        (parts[3] || (parts[1] === "http:" ? "80" : "443")) !==
                        (ajaxLocParts[3] || (ajaxLocParts[1] === "http:" ? "80" : "443")))
                );
            }

            // Convert data if not already a string
            if (s.data && s.processData && typeof s.data !== "string") {
                s.data = jQuery.param(s.data, s.traditional);
            }

            // Apply prefilters
            inspectPrefiltersOrTransports(prefilters, s, options, jqXHR);

            // If request was aborted inside a prefilter, stop there
            if (state === 2) {
                return jqXHR;
            }

            // We can fire global events as of now if asked to
            // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
            fireGlobals = jQuery.event && s.global;

            // Watch for a new set of requests
            if (fireGlobals && jQuery.active++ === 0) {
                jQuery.event.trigger("ajaxStart");
            }

            // Uppercase the type
            s.type = s.type.toUpperCase();

            // Determine if request has content
            s.hasContent = !rnoContent.test(s.type);

            // Save the URL in case we're toying with the If-Modified-Since
            // and/or If-None-Match header later on
            cacheURL = s.url;

            // More options handling for requests with no content
            if (!s.hasContent) {

                // If data is available, append data to url
                if (s.data) {
                    cacheURL = (s.url += (rquery.test(cacheURL) ? "&" : "?") + s.data);

                    // #9682: remove data so that it's not used in an eventual retry
                    delete s.data;
                }

                // Add anti-cache in url if needed
                if (s.cache === false) {
                    s.url = rts.test(cacheURL) ?

                        // If there is already a '_' parameter, set its value
                        cacheURL.replace(rts, "$1_=" + nonce++) :

                        // Otherwise add one to the end
                        cacheURL + (rquery.test(cacheURL) ? "&" : "?") + "_=" + nonce++;
                }
            }

            // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
            if (s.ifModified) {
                if (jQuery.lastModified[cacheURL]) {
                    jqXHR.setRequestHeader("If-Modified-Since", jQuery.lastModified[cacheURL]);
                }
                if (jQuery.etag[cacheURL]) {
                    jqXHR.setRequestHeader("If-None-Match", jQuery.etag[cacheURL]);
                }
            }

            // Set the correct header, if data is being sent
            if (s.data && s.hasContent && s.contentType !== false || options.contentType) {
                jqXHR.setRequestHeader("Content-Type", s.contentType);
            }

            // Set the Accepts header for the server, depending on the dataType
            jqXHR.setRequestHeader(
                "Accept",
                s.dataTypes[0] && s.accepts[s.dataTypes[0]] ?
                    s.accepts[s.dataTypes[0]] +
                    (s.dataTypes[0] !== "*" ? ", " + allTypes + "; q=0.01" : "") :
                    s.accepts["*"]
            );

            // Check for headers option
            for (i in s.headers) {
                jqXHR.setRequestHeader(i, s.headers[i]);
            }

            // Allow custom headers/mimetypes and early abort
            if (s.beforeSend &&
                (s.beforeSend.call(callbackContext, jqXHR, s) === false || state === 2)) {

                // Abort if not done already and return
                return jqXHR.abort();
            }

            // aborting is no longer a cancellation
            strAbort = "abort";

            // Install callbacks on deferreds
            for (i in { success: 1, error: 1, complete: 1 }) {
                jqXHR[i](s[i]);
            }

            // Get transport
            transport = inspectPrefiltersOrTransports(transports, s, options, jqXHR);

            // If no transport, we auto-abort
            if (!transport) {
                done(-1, "No Transport");
            } else {
                jqXHR.readyState = 1;

                // Send global event
                if (fireGlobals) {
                    globalEventContext.trigger("ajaxSend", [jqXHR, s]);
                }

                // If request was aborted inside ajaxSend, stop there
                if (state === 2) {
                    return jqXHR;
                }

                // Timeout
                if (s.async && s.timeout > 0) {
                    timeoutTimer = window.setTimeout(function () {
                        jqXHR.abort("timeout");
                    }, s.timeout);
                }

                try {
                    state = 1;
                    transport.send(requestHeaders, done);
                } catch (e) {

                    // Propagate exception as error if not done
                    if (state < 2) {
                        done(-1, e);

                        // Simply rethrow otherwise
                    } else {
                        throw e;
                    }
                }
            }

            // Callback for when everything is done
            function done(status, nativeStatusText, responses, headers) {
                var isSuccess, success, error, response, modified,
                    statusText = nativeStatusText;

                // Called once
                if (state === 2) {
                    return;
                }

                // State is "done" now
                state = 2;

                // Clear timeout if it exists
                if (timeoutTimer) {
                    window.clearTimeout(timeoutTimer);
                }

                // Dereference transport for early garbage collection
                // (no matter how long the jqXHR object will be used)
                transport = undefined;

                // Cache response headers
                responseHeadersString = headers || "";

                // Set readyState
                jqXHR.readyState = status > 0 ? 4 : 0;

                // Determine if successful
                isSuccess = status >= 200 && status < 300 || status === 304;

                // Get response data
                if (responses) {
                    response = ajaxHandleResponses(s, jqXHR, responses);
                }

                // Convert no matter what (that way responseXXX fields are always set)
                response = ajaxConvert(s, response, jqXHR, isSuccess);

                // If successful, handle type chaining
                if (isSuccess) {

                    // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                    if (s.ifModified) {
                        modified = jqXHR.getResponseHeader("Last-Modified");
                        if (modified) {
                            jQuery.lastModified[cacheURL] = modified;
                        }
                        modified = jqXHR.getResponseHeader("etag");
                        if (modified) {
                            jQuery.etag[cacheURL] = modified;
                        }
                    }

                    // if no content
                    if (status === 204 || s.type === "HEAD") {
                        statusText = "nocontent";

                        // if not modified
                    } else if (status === 304) {
                        statusText = "notmodified";

                        // If we have data, let's convert it
                    } else {
                        statusText = response.state;
                        success = response.data;
                        error = response.error;
                        isSuccess = !error;
                    }
                } else {

                    // We extract error from statusText
                    // then normalize statusText and status for non-aborts
                    error = statusText;
                    if (status || !statusText) {
                        statusText = "error";
                        if (status < 0) {
                            status = 0;
                        }
                    }
                }

                // Set data for the fake xhr object
                jqXHR.status = status;
                jqXHR.statusText = (nativeStatusText || statusText) + "";

                // Success/Error
                if (isSuccess) {
                    deferred.resolveWith(callbackContext, [success, statusText, jqXHR]);
                } else {
                    deferred.rejectWith(callbackContext, [jqXHR, statusText, error]);
                }

                // Status-dependent callbacks
                jqXHR.statusCode(statusCode);
                statusCode = undefined;

                if (fireGlobals) {
                    globalEventContext.trigger(isSuccess ? "ajaxSuccess" : "ajaxError",
                        [jqXHR, s, isSuccess ? success : error]);
                }

                // Complete
                completeDeferred.fireWith(callbackContext, [jqXHR, statusText]);

                if (fireGlobals) {
                    globalEventContext.trigger("ajaxComplete", [jqXHR, s]);

                    // Handle the global AJAX counter
                    if (!(--jQuery.active)) {
                        jQuery.event.trigger("ajaxStop");
                    }
                }
            }

            return jqXHR;
        },

        getJSON: function (url, data, callback) {
            return jQuery.get(url, data, callback, "json");
        },

        getScript: function (url, callback) {
            return jQuery.get(url, undefined, callback, "script");
        }
    });

    jQuery.each(["get", "post"], function (i, method) {
        jQuery[method] = function (url, data, callback, type) {

            // shift arguments if data argument was omitted
            if (jQuery.isFunction(data)) {
                type = type || callback;
                callback = data;
                data = undefined;
            }

            // The url can be an options object (which then must have .url)
            return jQuery.ajax(jQuery.extend({
                url: url,
                type: method,
                dataType: type,
                data: data,
                success: callback
            }, jQuery.isPlainObject(url) && url));
        };
    });


    jQuery._evalUrl = function (url) {
        return jQuery.ajax({
            url: url,

            // Make this explicit, since user can override this through ajaxSetup (#11264)
            type: "GET",
            dataType: "script",
            cache: true,
            async: false,
            global: false,
            "throws": true
        });
    };


    jQuery.fn.extend({
        wrapAll: function (html) {
            if (jQuery.isFunction(html)) {
                return this.each(function (i) {
                    jQuery(this).wrapAll(html.call(this, i));
                });
            }

            if (this[0]) {

                // The elements to wrap the target around
                var wrap = jQuery(html, this[0].ownerDocument).eq(0).clone(true);

                if (this[0].parentNode) {
                    wrap.insertBefore(this[0]);
                }

                wrap.map(function () {
                    var elem = this;

                    while (elem.firstChild && elem.firstChild.nodeType === 1) {
                        elem = elem.firstChild;
                    }

                    return elem;
                }).append(this);
            }

            return this;
        },

        wrapInner: function (html) {
            if (jQuery.isFunction(html)) {
                return this.each(function (i) {
                    jQuery(this).wrapInner(html.call(this, i));
                });
            }

            return this.each(function () {
                var self = jQuery(this),
                    contents = self.contents();

                if (contents.length) {
                    contents.wrapAll(html);

                } else {
                    self.append(html);
                }
            });
        },

        wrap: function (html) {
            var isFunction = jQuery.isFunction(html);

            return this.each(function (i) {
                jQuery(this).wrapAll(isFunction ? html.call(this, i) : html);
            });
        },

        unwrap: function () {
            return this.parent().each(function () {
                if (!jQuery.nodeName(this, "body")) {
                    jQuery(this).replaceWith(this.childNodes);
                }
            }).end();
        }
    });


    function getDisplay(elem) {
        return elem.style && elem.style.display || jQuery.css(elem, "display");
    }

    function filterHidden(elem) {

        // Disconnected elements are considered hidden
        if (!jQuery.contains(elem.ownerDocument || document, elem)) {
            return true;
        }
        while (elem && elem.nodeType === 1) {
            if (getDisplay(elem) === "none" || elem.type === "hidden") {
                return true;
            }
            elem = elem.parentNode;
        }
        return false;
    }

    jQuery.expr.filters.hidden = function (elem) {

        // Support: Opera <= 12.12
        // Opera reports offsetWidths and offsetHeights less than zero on some elements
        return support.reliableHiddenOffsets() ?
            (elem.offsetWidth <= 0 && elem.offsetHeight <= 0 &&
                !elem.getClientRects().length) :
            filterHidden(elem);
    };

    jQuery.expr.filters.visible = function (elem) {
        return !jQuery.expr.filters.hidden(elem);
    };




    var r20 = /%20/g,
        rbracket = /\[\]$/,
        rCRLF = /\r?\n/g,
        rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
        rsubmittable = /^(?:input|select|textarea|keygen)/i;

    function buildParams(prefix, obj, traditional, add) {
        var name;

        if (jQuery.isArray(obj)) {

            // Serialize array item.
            jQuery.each(obj, function (i, v) {
                if (traditional || rbracket.test(prefix)) {

                    // Treat each array item as a scalar.
                    add(prefix, v);

                } else {

                    // Item is non-scalar (array or object), encode its numeric index.
                    buildParams(
                        prefix + "[" + (typeof v === "object" && v != null ? i : "") + "]",
                        v,
                        traditional,
                        add
                    );
                }
            });

        } else if (!traditional && jQuery.type(obj) === "object") {

            // Serialize object item.
            for (name in obj) {
                buildParams(prefix + "[" + name + "]", obj[name], traditional, add);
            }

        } else {

            // Serialize scalar item.
            add(prefix, obj);
        }
    }

    // Serialize an array of form elements or a set of
    // key/values into a query string
    jQuery.param = function (a, traditional) {
        var prefix,
            s = [],
            add = function (key, value) {

                // If value is a function, invoke it and return its value
                value = jQuery.isFunction(value) ? value() : (value == null ? "" : value);
                s[s.length] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
            };

        // Set traditional to true for jQuery <= 1.3.2 behavior.
        if (traditional === undefined) {
            traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
        }

        // If an array was passed in, assume that it is an array of form elements.
        if (jQuery.isArray(a) || (a.jquery && !jQuery.isPlainObject(a))) {

            // Serialize the form elements
            jQuery.each(a, function () {
                add(this.name, this.value);
            });

        } else {

            // If traditional, encode the "old" way (the way 1.3.2 or older
            // did it), otherwise encode params recursively.
            for (prefix in a) {
                buildParams(prefix, a[prefix], traditional, add);
            }
        }

        // Return the resulting serialization
        return s.join("&").replace(r20, "+");
    };

    jQuery.fn.extend({
        serialize: function () {
            return jQuery.param(this.serializeArray());
        },
        serializeArray: function () {
            return this.map(function () {

                // Can add propHook for "elements" to filter or add form elements
                var elements = jQuery.prop(this, "elements");
                return elements ? jQuery.makeArray(elements) : this;
            })
                .filter(function () {
                    var type = this.type;

                    // Use .is(":disabled") so that fieldset[disabled] works
                    return this.name && !jQuery(this).is(":disabled") &&
                        rsubmittable.test(this.nodeName) && !rsubmitterTypes.test(type) &&
                        (this.checked || !rcheckableType.test(type));
                })
                .map(function (i, elem) {
                    var val = jQuery(this).val();

                    return val == null ?
                        null :
                        jQuery.isArray(val) ?
                            jQuery.map(val, function (val) {
                                return { name: elem.name, value: val.replace(rCRLF, "\r\n") };
                            }) :
                            { name: elem.name, value: val.replace(rCRLF, "\r\n") };
                }).get();
        }
    });


    // Create the request object
    // (This is still attached to ajaxSettings for backward compatibility)
    jQuery.ajaxSettings.xhr = window.ActiveXObject !== undefined ?

        // Support: IE6-IE8
        function () {

            // XHR cannot access local files, always use ActiveX for that case
            if (this.isLocal) {
                return createActiveXHR();
            }

            // Support: IE 9-11
            // IE seems to error on cross-domain PATCH requests when ActiveX XHR
            // is used. In IE 9+ always use the native XHR.
            // Note: this condition won't catch Edge as it doesn't define
            // document.documentMode but it also doesn't support ActiveX so it won't
            // reach this code.
            if (document.documentMode > 8) {
                return createStandardXHR();
            }

            // Support: IE<9
            // oldIE XHR does not support non-RFC2616 methods (#13240)
            // See http://msdn.microsoft.com/en-us/library/ie/ms536648(v=vs.85).aspx
            // and http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9
            // Although this check for six methods instead of eight
            // since IE also does not support "trace" and "connect"
            return /^(get|post|head|put|delete|options)$/i.test(this.type) &&
                createStandardXHR() || createActiveXHR();
        } :

        // For all other browsers, use the standard XMLHttpRequest object
        createStandardXHR;

    var xhrId = 0,
        xhrCallbacks = {},
        xhrSupported = jQuery.ajaxSettings.xhr();

    // Support: IE<10
    // Open requests must be manually aborted on unload (#5280)
    // See https://support.microsoft.com/kb/2856746 for more info
    if (window.attachEvent) {
        window.attachEvent("onunload", function () {
            for (var key in xhrCallbacks) {
                xhrCallbacks[key](undefined, true);
            }
        });
    }

    // Determine support properties
    support.cors = !!xhrSupported && ("withCredentials" in xhrSupported);
    xhrSupported = support.ajax = !!xhrSupported;

    // Create transport if the browser can provide an xhr
    if (xhrSupported) {

        jQuery.ajaxTransport(function (options) {

            // Cross domain only allowed if supported through XMLHttpRequest
            if (!options.crossDomain || support.cors) {

                var callback;

                return {
                    send: function (headers, complete) {
                        var i,
                            xhr = options.xhr(),
                            id = ++xhrId;

                        // Open the socket
                        xhr.open(
                            options.type,
                            options.url,
                            options.async,
                            options.username,
                            options.password
                        );

                        // Apply custom fields if provided
                        if (options.xhrFields) {
                            for (i in options.xhrFields) {
                                xhr[i] = options.xhrFields[i];
                            }
                        }

                        // Override mime type if needed
                        if (options.mimeType && xhr.overrideMimeType) {
                            xhr.overrideMimeType(options.mimeType);
                        }

                        // X-Requested-With header
                        // For cross-domain requests, seeing as conditions for a preflight are
                        // akin to a jigsaw puzzle, we simply never set it to be sure.
                        // (it can always be set on a per-request basis or even using ajaxSetup)
                        // For same-domain requests, won't change header if already provided.
                        if (!options.crossDomain && !headers["X-Requested-With"]) {
                            headers["X-Requested-With"] = "XMLHttpRequest";
                        }

                        // Set headers
                        for (i in headers) {

                            // Support: IE<9
                            // IE's ActiveXObject throws a 'Type Mismatch' exception when setting
                            // request header to a null-value.
                            //
                            // To keep consistent with other XHR implementations, cast the value
                            // to string and ignore `undefined`.
                            if (headers[i] !== undefined) {
                                xhr.setRequestHeader(i, headers[i] + "");
                            }
                        }

                        // Do send the request
                        // This may raise an exception which is actually
                        // handled in jQuery.ajax (so no try/catch here)
                        xhr.send((options.hasContent && options.data) || null);

                        // Listener
                        callback = function (_, isAbort) {
                            var status, statusText, responses;

                            // Was never called and is aborted or complete
                            if (callback && (isAbort || xhr.readyState === 4)) {

                                // Clean up
                                delete xhrCallbacks[id];
                                callback = undefined;
                                xhr.onreadystatechange = jQuery.noop;

                                // Abort manually if needed
                                if (isAbort) {
                                    if (xhr.readyState !== 4) {
                                        xhr.abort();
                                    }
                                } else {
                                    responses = {};
                                    status = xhr.status;

                                    // Support: IE<10
                                    // Accessing binary-data responseText throws an exception
                                    // (#11426)
                                    if (typeof xhr.responseText === "string") {
                                        responses.text = xhr.responseText;
                                    }

                                    // Firefox throws an exception when accessing
                                    // statusText for faulty cross-domain requests
                                    try {
                                        statusText = xhr.statusText;
                                    } catch (e) {

                                        // We normalize with Webkit giving an empty statusText
                                        statusText = "";
                                    }

                                    // Filter status for non standard behaviors

                                    // If the request is local and we have data: assume a success
                                    // (success with no data won't get notified, that's the best we
                                    // can do given current implementations)
                                    if (!status && options.isLocal && !options.crossDomain) {
                                        status = responses.text ? 200 : 404;

                                        // IE - #1450: sometimes returns 1223 when it should be 204
                                    } else if (status === 1223) {
                                        status = 204;
                                    }
                                }
                            }

                            // Call complete if needed
                            if (responses) {
                                complete(status, statusText, responses, xhr.getAllResponseHeaders());
                            }
                        };

                        // Do send the request
                        // `xhr.send` may raise an exception, but it will be
                        // handled in jQuery.ajax (so no try/catch here)
                        if (!options.async) {

                            // If we're in sync mode we fire the callback
                            callback();
                        } else if (xhr.readyState === 4) {

                            // (IE6 & IE7) if it's in cache and has been
                            // retrieved directly we need to fire the callback
                            window.setTimeout(callback);
                        } else {

                            // Register the callback, but delay it in case `xhr.send` throws
                            // Add to the list of active xhr callbacks
                            xhr.onreadystatechange = xhrCallbacks[id] = callback;
                        }
                    },

                    abort: function () {
                        if (callback) {
                            callback(undefined, true);
                        }
                    }
                };
            }
        });
    }

    // Functions to create xhrs
    function createStandardXHR() {
        try {
            return new window.XMLHttpRequest();
        } catch (e) { }
    }

    function createActiveXHR() {
        try {
            return new window.ActiveXObject("Microsoft.XMLHTTP");
        } catch (e) { }
    }




    // Install script dataType
    jQuery.ajaxSetup({
        accepts: {
            script: "text/javascript, application/javascript, " +
            "application/ecmascript, application/x-ecmascript"
        },
        contents: {
            script: /\b(?:java|ecma)script\b/
        },
        converters: {
            "text script": function (text) {
                jQuery.globalEval(text);
                return text;
            }
        }
    });

    // Handle cache's special case and global
    jQuery.ajaxPrefilter("script", function (s) {
        if (s.cache === undefined) {
            s.cache = false;
        }
        if (s.crossDomain) {
            s.type = "GET";
            s.global = false;
        }
    });

    // Bind script tag hack transport
    jQuery.ajaxTransport("script", function (s) {

        // This transport only deals with cross domain requests
        if (s.crossDomain) {

            var script,
                head = document.head || jQuery("head")[0] || document.documentElement;

            return {

                send: function (_, callback) {

                    script = document.createElement("script");

                    script.async = true;

                    if (s.scriptCharset) {
                        script.charset = s.scriptCharset;
                    }

                    script.src = s.url;

                    // Attach handlers for all browsers
                    script.onload = script.onreadystatechange = function (_, isAbort) {

                        if (isAbort || !script.readyState || /loaded|complete/.test(script.readyState)) {

                            // Handle memory leak in IE
                            script.onload = script.onreadystatechange = null;

                            // Remove the script
                            if (script.parentNode) {
                                script.parentNode.removeChild(script);
                            }

                            // Dereference the script
                            script = null;

                            // Callback if not abort
                            if (!isAbort) {
                                callback(200, "success");
                            }
                        }
                    };

                    // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
                    // Use native DOM manipulation to avoid our domManip AJAX trickery
                    head.insertBefore(script, head.firstChild);
                },

                abort: function () {
                    if (script) {
                        script.onload(undefined, true);
                    }
                }
            };
        }
    });




    var oldCallbacks = [],
        rjsonp = /(=)\?(?=&|$)|\?\?/;

    // Default jsonp settings
    jQuery.ajaxSetup({
        jsonp: "callback",
        jsonpCallback: function () {
            var callback = oldCallbacks.pop() || (jQuery.expando + "_" + (nonce++));
            this[callback] = true;
            return callback;
        }
    });

    // Detect, normalize options and install callbacks for jsonp requests
    jQuery.ajaxPrefilter("json jsonp", function (s, originalSettings, jqXHR) {

        var callbackName, overwritten, responseContainer,
            jsonProp = s.jsonp !== false && (rjsonp.test(s.url) ?
                "url" :
                typeof s.data === "string" &&
                (s.contentType || "")
                    .indexOf("application/x-www-form-urlencoded") === 0 &&
                rjsonp.test(s.data) && "data"
            );

        // Handle iff the expected data type is "jsonp" or we have a parameter to set
        if (jsonProp || s.dataTypes[0] === "jsonp") {

            // Get callback name, remembering preexisting value associated with it
            callbackName = s.jsonpCallback = jQuery.isFunction(s.jsonpCallback) ?
                s.jsonpCallback() :
                s.jsonpCallback;

            // Insert callback into url or form data
            if (jsonProp) {
                s[jsonProp] = s[jsonProp].replace(rjsonp, "$1" + callbackName);
            } else if (s.jsonp !== false) {
                s.url += (rquery.test(s.url) ? "&" : "?") + s.jsonp + "=" + callbackName;
            }

            // Use data converter to retrieve json after script execution
            s.converters["script json"] = function () {
                if (!responseContainer) {
                    jQuery.error(callbackName + " was not called");
                }
                return responseContainer[0];
            };

            // force json dataType
            s.dataTypes[0] = "json";

            // Install callback
            overwritten = window[callbackName];
            window[callbackName] = function () {
                responseContainer = arguments;
            };

            // Clean-up function (fires after converters)
            jqXHR.always(function () {

                // If previous value didn't exist - remove it
                if (overwritten === undefined) {
                    jQuery(window).removeProp(callbackName);

                    // Otherwise restore preexisting value
                } else {
                    window[callbackName] = overwritten;
                }

                // Save back as free
                if (s[callbackName]) {

                    // make sure that re-using the options doesn't screw things around
                    s.jsonpCallback = originalSettings.jsonpCallback;

                    // save the callback name for future use
                    oldCallbacks.push(callbackName);
                }

                // Call if it was a function and we have a response
                if (responseContainer && jQuery.isFunction(overwritten)) {
                    overwritten(responseContainer[0]);
                }

                responseContainer = overwritten = undefined;
            });

            // Delegate to script
            return "script";
        }
    });




    // data: string of html
    // context (optional): If specified, the fragment will be created in this context,
    // defaults to document
    // keepScripts (optional): If true, will include scripts passed in the html string
    jQuery.parseHTML = function (data, context, keepScripts) {
        if (!data || typeof data !== "string") {
            return null;
        }
        if (typeof context === "boolean") {
            keepScripts = context;
            context = false;
        }
        context = context || document;

        var parsed = rsingleTag.exec(data),
            scripts = !keepScripts && [];

        // Single tag
        if (parsed) {
            return [context.createElement(parsed[1])];
        }

        parsed = buildFragment([data], context, scripts);

        if (scripts && scripts.length) {
            jQuery(scripts).remove();
        }

        return jQuery.merge([], parsed.childNodes);
    };


    // Keep a copy of the old load method
    var _load = jQuery.fn.load;

    /**
     * Load a url into a page
     */
    jQuery.fn.load = function (url, params, callback) {
        if (typeof url !== "string" && _load) {
            return _load.apply(this, arguments);
        }

        var selector, type, response,
            self = this,
            off = url.indexOf(" ");

        if (off > -1) {
            selector = jQuery.trim(url.slice(off, url.length));
            url = url.slice(0, off);
        }

        // If it's a function
        if (jQuery.isFunction(params)) {

            // We assume that it's the callback
            callback = params;
            params = undefined;

            // Otherwise, build a param string
        } else if (params && typeof params === "object") {
            type = "POST";
        }

        // If we have elements to modify, make the request
        if (self.length > 0) {
            jQuery.ajax({
                url: url,

                // If "type" variable is undefined, then "GET" method will be used.
                // Make value of this field explicit since
                // user can override it through ajaxSetup method
                type: type || "GET",
                dataType: "html",
                data: params
            }).done(function (responseText) {

                // Save response for use in complete callback
                response = arguments;

                self.html(selector ?

                    // If a selector was specified, locate the right elements in a dummy div
                    // Exclude scripts to avoid IE 'Permission Denied' errors
                    jQuery("<div>").append(jQuery.parseHTML(responseText)).find(selector) :

                    // Otherwise use the full result
                    responseText);

                // If the request succeeds, this function gets "data", "status", "jqXHR"
                // but they are ignored because response was set above.
                // If it fails, this function gets "jqXHR", "status", "error"
            }).always(callback && function (jqXHR, status) {
                self.each(function () {
                    callback.apply(this, response || [jqXHR.responseText, status, jqXHR]);
                });
            });
        }

        return this;
    };




    // Attach a bunch of functions for handling common AJAX events
    jQuery.each([
        "ajaxStart",
        "ajaxStop",
        "ajaxComplete",
        "ajaxError",
        "ajaxSuccess",
        "ajaxSend"
    ], function (i, type) {
        jQuery.fn[type] = function (fn) {
            return this.on(type, fn);
        };
    });




    jQuery.expr.filters.animated = function (elem) {
        return jQuery.grep(jQuery.timers, function (fn) {
            return elem === fn.elem;
        }).length;
    };





    /**
     * Gets a window from an element
     */
    function getWindow(elem) {
        return jQuery.isWindow(elem) ?
            elem :
            elem.nodeType === 9 ?
                elem.defaultView || elem.parentWindow :
                false;
    }

    jQuery.offset = {
        setOffset: function (elem, options, i) {
            var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
                position = jQuery.css(elem, "position"),
                curElem = jQuery(elem),
                props = {};

            // set position first, in-case top/left are set even on static elem
            if (position === "static") {
                elem.style.position = "relative";
            }

            curOffset = curElem.offset();
            curCSSTop = jQuery.css(elem, "top");
            curCSSLeft = jQuery.css(elem, "left");
            calculatePosition = (position === "absolute" || position === "fixed") &&
                jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1;

            // need to be able to calculate position if either top or left
            // is auto and position is either absolute or fixed
            if (calculatePosition) {
                curPosition = curElem.position();
                curTop = curPosition.top;
                curLeft = curPosition.left;
            } else {
                curTop = parseFloat(curCSSTop) || 0;
                curLeft = parseFloat(curCSSLeft) || 0;
            }

            if (jQuery.isFunction(options)) {

                // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
                options = options.call(elem, i, jQuery.extend({}, curOffset));
            }

            if (options.top != null) {
                props.top = (options.top - curOffset.top) + curTop;
            }
            if (options.left != null) {
                props.left = (options.left - curOffset.left) + curLeft;
            }

            if ("using" in options) {
                options.using.call(elem, props);
            } else {
                curElem.css(props);
            }
        }
    };

    jQuery.fn.extend({
        offset: function (options) {
            if (arguments.length) {
                return options === undefined ?
                    this :
                    this.each(function (i) {
                        jQuery.offset.setOffset(this, options, i);
                    });
            }

            var docElem, win,
                box = { top: 0, left: 0 },
                elem = this[0],
                doc = elem && elem.ownerDocument;

            if (!doc) {
                return;
            }

            docElem = doc.documentElement;

            // Make sure it's not a disconnected DOM node
            if (!jQuery.contains(docElem, elem)) {
                return box;
            }

            // If we don't have gBCR, just use 0,0 rather than error
            // BlackBerry 5, iOS 3 (original iPhone)
            if (typeof elem.getBoundingClientRect !== "undefined") {
                box = elem.getBoundingClientRect();
            }
            win = getWindow(doc);
            return {
                top: box.top + (win.pageYOffset || docElem.scrollTop) - (docElem.clientTop || 0),
                left: box.left + (win.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || 0)
            };
        },

        position: function () {
            if (!this[0]) {
                return;
            }

            var offsetParent, offset,
                parentOffset = { top: 0, left: 0 },
                elem = this[0];

            // Fixed elements are offset from window (parentOffset = {top:0, left: 0},
            // because it is its only offset parent
            if (jQuery.css(elem, "position") === "fixed") {

                // we assume that getBoundingClientRect is available when computed position is fixed
                offset = elem.getBoundingClientRect();
            } else {

                // Get *real* offsetParent
                offsetParent = this.offsetParent();

                // Get correct offsets
                offset = this.offset();
                if (!jQuery.nodeName(offsetParent[0], "html")) {
                    parentOffset = offsetParent.offset();
                }

                // Add offsetParent borders
                parentOffset.top += jQuery.css(offsetParent[0], "borderTopWidth", true);
                parentOffset.left += jQuery.css(offsetParent[0], "borderLeftWidth", true);
            }

            // Subtract parent offsets and element margins
            // note: when an element has margin: auto the offsetLeft and marginLeft
            // are the same in Safari causing offset.left to incorrectly be 0
            return {
                top: offset.top - parentOffset.top - jQuery.css(elem, "marginTop", true),
                left: offset.left - parentOffset.left - jQuery.css(elem, "marginLeft", true)
            };
        },

        offsetParent: function () {
            return this.map(function () {
                var offsetParent = this.offsetParent;

                while (offsetParent && (!jQuery.nodeName(offsetParent, "html") &&
                    jQuery.css(offsetParent, "position") === "static")) {
                    offsetParent = offsetParent.offsetParent;
                }
                return offsetParent || documentElement;
            });
        }
    });

    // Create scrollLeft and scrollTop methods
    jQuery.each({ scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function (method, prop) {
        var top = /Y/.test(prop);

        jQuery.fn[method] = function (val) {
            return access(this, function (elem, method, val) {
                var win = getWindow(elem);

                if (val === undefined) {
                    return win ? (prop in win) ? win[prop] :
                        win.document.documentElement[method] :
                        elem[method];
                }

                if (win) {
                    win.scrollTo(
                        !top ? val : jQuery(win).scrollLeft(),
                        top ? val : jQuery(win).scrollTop()
                    );

                } else {
                    elem[method] = val;
                }
            }, method, val, arguments.length, null);
        };
    });

    // Support: Safari<7-8+, Chrome<37-44+
    // Add the top/left cssHooks using jQuery.fn.position
    // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
    // getComputedStyle returns percent when specified for top/left/bottom/right
    // rather than make the css module depend on the offset module, we just check for it here
    jQuery.each(["top", "left"], function (i, prop) {
        jQuery.cssHooks[prop] = addGetHookIf(support.pixelPosition,
            function (elem, computed) {
                if (computed) {
                    computed = curCSS(elem, prop);

                    // if curCSS returns percentage, fallback to offset
                    return rnumnonpx.test(computed) ?
                        jQuery(elem).position()[prop] + "px" :
                        computed;
                }
            }
        );
    });


    // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
    jQuery.each({ Height: "height", Width: "width" }, function (name, type) {
        jQuery.each({ padding: "inner" + name, content: type, "": "outer" + name },
            function (defaultExtra, funcName) {

                // margin is only for outerHeight, outerWidth
                jQuery.fn[funcName] = function (margin, value) {
                    var chainable = arguments.length && (defaultExtra || typeof margin !== "boolean"),
                        extra = defaultExtra || (margin === true || value === true ? "margin" : "border");

                    return access(this, function (elem, type, value) {
                        var doc;

                        if (jQuery.isWindow(elem)) {

                            // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
                            // isn't a whole lot we can do. See pull request at this URL for discussion:
                            // https://github.com/jquery/jquery/pull/764
                            return elem.document.documentElement["client" + name];
                        }

                        // Get document width or height
                        if (elem.nodeType === 9) {
                            doc = elem.documentElement;

                            // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
                            // whichever is greatest
                            // unfortunately, this causes bug #3838 in IE6/8 only,
                            // but there is currently no good, small way to fix it.
                            return Math.max(
                                elem.body["scroll" + name], doc["scroll" + name],
                                elem.body["offset" + name], doc["offset" + name],
                                doc["client" + name]
                            );
                        }

                        return value === undefined ?

                            // Get width or height on the element, requesting but not forcing parseFloat
                            jQuery.css(elem, type, extra) :

                            // Set width or height on the element
                            jQuery.style(elem, type, value, extra);
                    }, type, chainable ? margin : undefined, chainable, null);
                };
            });
    });


    jQuery.fn.extend({

        bind: function (types, data, fn) {
            return this.on(types, null, data, fn);
        },
        unbind: function (types, fn) {
            return this.off(types, null, fn);
        },

        delegate: function (selector, types, data, fn) {
            return this.on(types, selector, data, fn);
        },
        undelegate: function (selector, types, fn) {

            // ( namespace ) or ( selector, types [, fn] )
            return arguments.length === 1 ?
                this.off(selector, "**") :
                this.off(types, selector || "**", fn);
        }
    });

    // The number of elements contained in the matched element set
    jQuery.fn.size = function () {
        return this.length;
    };

    jQuery.fn.andSelf = jQuery.fn.addBack;




    // Register as a named AMD module, since jQuery can be concatenated with other
    // files that may use define, but not via a proper concatenation script that
    // understands anonymous AMD modules. A named AMD is safest and most robust
    // way to register. Lowercase jquery is used because AMD module names are
    // derived from file names, and jQuery is normally delivered in a lowercase
    // file name. Do this after creating the global so that if an AMD module wants
    // to call noConflict to hide this version of jQuery, it will work.

    // Note that for maximum portability, libraries that are not jQuery should
    // declare themselves as anonymous modules, and avoid setting a global if an
    // AMD loader is present. jQuery is a special case. For more information, see
    // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon

    if (typeof define === "function" && define.amd) {
        define("jquery", [], function () {
            return jQuery;
        });
    }



    var

        // Map over jQuery in case of overwrite
        _jQuery = window.jQuery,

        // Map over the $ in case of overwrite
        _$ = window.$;

    jQuery.noConflict = function (deep) {
        if (window.$ === jQuery) {
            window.$ = _$;
        }

        if (deep && window.jQuery === jQuery) {
            window.jQuery = _jQuery;
        }

        return jQuery;
    };

    // Expose jQuery and $ identifiers, even in
    // AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
    // and CommonJS for browser emulators (#13566)
    if (!noGlobal) {
        window.jQuery = window.$ = jQuery;
    }

    return jQuery;
}));