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e||o.documentElement})}}),b.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(e,n){var r=/Y/.test(n);b.fn[e]=function(i){return b.access(this,function(e,i,o){var a=or(e);return o===t?a?n in a?a[n]:a.document.documentElement[i]:e[i]:(a?a.scrollTo(r?b(a).scrollLeft():o,r?o:b(a).scrollTop()):e[i]=o,t)},e,i,arguments.length,null)}});function or(e){return b.isWindow(e)?e:9===e.nodeType?e.defaultView||e.parentWindow:!1}b.each({Height:"height",Width:"width"},function(e,n){b.each({padding:"inner"+e,content:n,"":"outer"+e},function(r,i){b.fn[i]=function(i,o){var a=arguments.length&&(r||"boolean"!=typeof i),s=r||(i===!0||o===!0?"margin":"border");return b.access(this,function(n,r,i){var o;return b.isWindow(n)?n.document.documentElement["client"+e]:9===n.nodeType?(o=n.documentElement,Math.max(n.body["scroll"+e],o["scroll"+e],n.body["offset"+e],o["offset"+e],o["client"+e])):i===t?b.css(n,r,s):b.style(n,r,i,s)},n,a?i:t,a,null)}})}),e.jQuery=e.$=b,"function"==typeof define&&define.amd&&define.amd.jQuery&&define("jquery",[],function(){return b})})(window);
\ No newline at end of file
diff --git a/js/jquery.js b/js/jquery.js
new file mode 100644
index 0000000..9c6d99b
--- /dev/null
+++ b/js/jquery.js
@@ -0,0 +1,9003 @@
+/*!
+ * jQuery JavaScript Library v2.0.4-pre
+ * http://jquery.com/
+ *
+ * Includes Sizzle.js
+ * http://sizzlejs.com/
+ *
+ * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors
+ * Released under the MIT license
+ * http://jquery.org/license
+ *
+ * Date: 2013-08-23T21:48Z
+ */
+
+(function ( window, factory ) {
+
+ if ( typeof module === "object" && typeof module.exports === "object" ) {
+ // Expose a jQuery-making factory as module.exports in loaders that implement the Node
+ // module pattern (including browserify).
+ // This accentuates the need for a real window in the environment
+ // e.g. var jQuery = require("jquery")(window);
+ module.exports = function( w ) {
+ w = w || window;
+ if ( !w.document ) {
+ throw new Error("jQuery requires a window with a document");
+ }
+ return factory( w );
+ };
+ } else {
+ factory( window );
+ }
+
+// Pass this, window may not be defined yet
+}(this, function ( window ) {
+
+// Can't do this because several apps including ASP.NET trace
+// the stack via arguments.caller.callee and Firefox dies if
+// you try to trace through "use strict" call chains. (#13335)
+// Support: Firefox 18+
+//
+
+var strundefined = typeof undefined;
+
+var arr = [];
+
+var slice = arr.slice;
+
+var concat = arr.concat;
+
+var push = arr.push;
+
+var indexOf = arr.indexOf;
+
+var class2type = {};
+
+var toString = class2type.toString;
+
+var hasOwn = class2type.hasOwnProperty;
+
+var trim = "".trim;
+
+
+
+var
+ // A central reference to the root jQuery(document)
+ rootjQuery,
+
+ // Use the correct document accordingly with window argument (sandbox)
+ document = window.document,
+
+ // Map over jQuery in case of overwrite
+ _jQuery = window.jQuery,
+
+ // Map over the $ in case of overwrite
+ _$ = window.$,
+
+ version = "2.0.4-pre",
+
+ // Define a local copy of jQuery
+ jQuery = function( selector, context ) {
+ // The jQuery object is actually just the init constructor 'enhanced'
+ return new jQuery.fn.init( selector, context, rootjQuery );
+ },
+
+ // A simple way to check for HTML strings
+ // Prioritize #id over
to avoid XSS via location.hash (#9521)
+ // Strict HTML recognition (#11290: must start with <)
+ rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
+
+ // Match a standalone tag
+ rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
+
+ // 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,
+
+ init: function( selector, context, rootjQuery ) {
+ var match, elem;
+
+ // HANDLE: $(""), $(null), $(undefined), $(false)
+ if ( !selector ) {
+ return this;
+ }
+
+ // 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
+ 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 ) {
+ // 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 || rootjQuery ).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 rootjQuery.ready !== "undefined" ?
+ rootjQuery.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 );
+ },
+
+ // 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 a 'clean' array
+ this.toArray() :
+
+ // Return just the object
+ ( num < 0 ? this[ this.length + num ] : this[ num ] );
+ },
+
+ // 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.
+ // (You can seed the arguments with an array of args, but this is
+ // only used internally.)
+ each: function( callback, args ) {
+ return jQuery.each( this, callback, args );
+ },
+
+ 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] ] : [] );
+ },
+
+ map: function( callback ) {
+ return this.pushStack( jQuery.map(this, function( elem, i ) {
+ return callback.call( elem, i, elem );
+ }));
+ },
+
+ end: function() {
+ return this.prevObject || this.constructor(null);
+ },
+
+ // For internal use only.
+ // Behaves like an Array's method, not like a jQuery method.
+ push: push,
+ sort: arr.sort,
+ splice: arr.splice
+};
+
+// Give the init function the jQuery prototype for later instantiation
+jQuery.fn.init.prototype = jQuery.fn;
+
+jQuery.extend = jQuery.fn.extend = function() {
+ var options, name, src, copy, copyIsArray, clone,
+ target = arguments[0] || {},
+ i = 1,
+ length = arguments.length,
+ deep = false;
+
+ // Handle a deep copy situation
+ if ( typeof target === "boolean" ) {
+ deep = target;
+ target = arguments[1] || {};
+ // skip the boolean and the target
+ i = 2;
+ }
+
+ // 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 ( length === i ) {
+ 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,
+
+ noConflict: function( deep ) {
+ if ( window.$ === jQuery ) {
+ window.$ = _$;
+ }
+
+ if ( deep && window.jQuery === jQuery ) {
+ window.jQuery = _jQuery;
+ }
+
+ return jQuery;
+ },
+
+ // 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,
+
+ isWindow: function( obj ) {
+ return obj != null && obj === obj.window;
+ },
+
+ isNumeric: function( obj ) {
+ return !isNaN( parseFloat(obj) ) && isFinite( obj );
+ },
+
+ type: function( obj ) {
+ if ( obj == null ) {
+ return String( obj );
+ }
+ // Support: Safari <= 5.1 (functionish RegExp)
+ return typeof obj === "object" || typeof obj === "function" ?
+ class2type[ toString.call(obj) ] || "object" :
+ typeof obj;
+ },
+
+ isPlainObject: function( obj ) {
+ // Not plain objects:
+ // - Any object or value whose internal [[Class]] property is not "[object Object]"
+ // - DOM nodes
+ // - window
+ if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
+ return false;
+ }
+
+ // Support: Firefox <20
+ // The try/catch suppresses exceptions thrown when attempting to access
+ // the "constructor" property of certain host objects, ie. |window.location|
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=814622
+ try {
+ if ( obj.constructor &&
+ !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) {
+ return false;
+ }
+ } catch ( e ) {
+ return false;
+ }
+
+ // If the function hasn't returned already, we're confident that
+ // |obj| is a plain object, created by {} or constructed with new Object
+ return true;
+ },
+
+ isEmptyObject: function( obj ) {
+ var name;
+ for ( name in obj ) {
+ return false;
+ }
+ return true;
+ },
+
+ error: function( msg ) {
+ throw new Error( msg );
+ },
+
+ // 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
+ // TODO: Circular reference core -> manipulation -> core
+ 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 = jQuery.buildFragment( [ data ], context, scripts );
+
+ if ( scripts && scripts.length ) {
+ jQuery( scripts ).remove();
+ }
+
+ return jQuery.merge( [], parsed.childNodes );
+ },
+
+ parseJSON: JSON.parse,
+
+ // Cross-browser xml parsing
+ parseXML: function( data ) {
+ var xml, tmp;
+ if ( !data || typeof data !== "string" ) {
+ return null;
+ }
+
+ // Support: IE9
+ try {
+ tmp = new DOMParser();
+ xml = tmp.parseFromString( data , "text/xml" );
+ } catch ( e ) {
+ xml = undefined;
+ }
+
+ if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
+ jQuery.error( "Invalid XML: " + data );
+ }
+ return xml;
+ },
+
+ noop: function() {},
+
+ // Evaluates a script in a global context
+ globalEval: function( code ) {
+ var script,
+ indirect = eval;
+
+ code = jQuery.trim( code );
+
+ if ( code ) {
+ // If the code includes a valid, prologue position
+ // strict mode pragma, execute code by injecting a
+ // script tag into the document.
+ if ( code.indexOf("use strict") === 1 ) {
+ script = document.createElement("script");
+ script.text = code;
+ document.head.appendChild( script ).parentNode.removeChild( script );
+ } else {
+ // Otherwise, avoid the DOM node creation, insertion
+ // and removal by using an indirect global eval
+ indirect( code );
+ }
+ }
+ },
+
+ // 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();
+ },
+
+ // args is for internal usage only
+ each: function( obj, callback, args ) {
+ var value,
+ i = 0,
+ length = obj.length,
+ isArray = isArraylike( obj );
+
+ if ( args ) {
+ if ( isArray ) {
+ for ( ; i < length; i++ ) {
+ value = callback.apply( obj[ i ], args );
+
+ if ( value === false ) {
+ break;
+ }
+ }
+ } else {
+ for ( i in obj ) {
+ value = callback.apply( obj[ i ], args );
+
+ if ( value === false ) {
+ break;
+ }
+ }
+ }
+
+ // A special, fast, case for the most common use of each
+ } else {
+ if ( isArray ) {
+ for ( ; i < length; i++ ) {
+ value = callback.call( obj[ i ], i, obj[ i ] );
+
+ if ( value === false ) {
+ break;
+ }
+ }
+ } else {
+ for ( i in obj ) {
+ value = callback.call( obj[ i ], i, obj[ i ] );
+
+ if ( value === false ) {
+ break;
+ }
+ }
+ }
+ }
+
+ return obj;
+ },
+
+ trim: function( text ) {
+ return text == null ? "" : trim.call( text );
+ },
+
+ // 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 ) {
+ return arr == null ? -1 : indexOf.call( arr, elem, i );
+ },
+
+ merge: function( first, second ) {
+ var l = second.length,
+ i = first.length,
+ j = 0;
+
+ if ( typeof l === "number" ) {
+ for ( ; j < l; j++ ) {
+ first[ i++ ] = second[ j ];
+ }
+ } else {
+ while ( second[j] !== undefined ) {
+ first[ i++ ] = second[ j++ ];
+ }
+ }
+
+ first.length = i;
+
+ return first;
+ },
+
+ grep: function( elems, callback, inv ) {
+ var retVal,
+ ret = [],
+ i = 0,
+ length = elems.length;
+ inv = !!inv;
+
+ // Go through the array, only saving the items
+ // that pass the validator function
+ for ( ; i < length; i++ ) {
+ retVal = !!callback( elems[ i ], i );
+ if ( inv !== retVal ) {
+ ret.push( elems[ i ] );
+ }
+ }
+
+ return ret;
+ },
+
+ // arg is for internal usage only
+ map: function( elems, callback, arg ) {
+ var value,
+ i = 0,
+ length = elems.length,
+ isArray = isArraylike( elems ),
+ ret = [];
+
+ // Go through the array, translating each of the items to their
+ if ( isArray ) {
+ for ( ; i < length; i++ ) {
+ value = callback( elems[ i ], i, arg );
+
+ if ( value != null ) {
+ ret[ ret.length ] = value;
+ }
+ }
+
+ // Go through every key on the object,
+ } else {
+ for ( i in elems ) {
+ value = callback( elems[ i ], i, arg );
+
+ if ( value != null ) {
+ ret[ ret.length ] = 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 tmp, args, proxy;
+
+ 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;
+ },
+
+ // Multifunctional method to get and set values of a collection
+ // The value/s can optionally be executed if it's a function
+ 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 ) {
+ jQuery.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;
+ },
+
+ now: Date.now
+});
+
+// Populate the class2type map
+jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
+ class2type[ "[object " + name + "]" ] = name.toLowerCase();
+});
+
+function isArraylike( obj ) {
+ var length = obj.length,
+ type = jQuery.type( obj );
+
+ if ( jQuery.isWindow( obj ) ) {
+ return false;
+ }
+
+ if ( obj.nodeType === 1 && length ) {
+ return true;
+ }
+
+ return type === "array" || type !== "function" &&
+ ( length === 0 ||
+ typeof length === "number" && length > 0 && ( length - 1 ) in obj );
+}
+
+// All jQuery objects should point back to these
+rootjQuery = jQuery( document );
+var Sizzle =
+/*!
+ * Sizzle CSS Selector Engine v1.10.5
+ * http://sizzlejs.com/
+ *
+ * Copyright 2013 jQuery Foundation, Inc. and other contributors
+ * Released under the MIT license
+ * http://jquery.org/license
+ *
+ * Date: 2013-07-19
+ */
+(function( window ) {
+
+var i,
+ support,
+ cachedruns,
+ Expr,
+ getText,
+ isXML,
+ compile,
+ outermostContext,
+ sortInput,
+
+ // Local document vars
+ setDocument,
+ document,
+ docElem,
+ documentIsHTML,
+ rbuggyQSA,
+ rbuggyMatches,
+ matches,
+ contains,
+
+ // Instance-specific data
+ expando = "sizzle" + -(new Date()),
+ preferredDoc = window.document,
+ dirruns = 0,
+ done = 0,
+ classCache = createCache(),
+ tokenCache = createCache(),
+ compilerCache = createCache(),
+ hasDuplicate = false,
+ sortOrder = function( a, b ) {
+ if ( a === b ) {
+ hasDuplicate = true;
+ return 0;
+ }
+ return 0;
+ },
+
+ // General-purpose constants
+ strundefined = typeof undefined,
+ 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 if we can't use a native one
+ indexOf = arr.indexOf || function( elem ) {
+ var i = 0,
+ len = this.length;
+ for ( ; i < len; i++ ) {
+ if ( this[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
+
+ // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
+ whitespace = "[\\x20\\t\\r\\n\\f]",
+ // http://www.w3.org/TR/css3-syntax/#characters
+ characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
+
+ // Loosely modeled on CSS identifier characters
+ // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
+ // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
+ identifier = characterEncoding.replace( "w", "w#" ),
+
+ // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
+ attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
+ "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
+
+ // Prefer arguments quoted,
+ // then not containing pseudos/brackets,
+ // then attribute selectors/non-parenthetical expressions,
+ // then anything else
+ // These preferences are here to reduce the number of selectors
+ // needing tokenize in the PSEUDO preFilter
+ pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
+
+ // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
+ rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
+
+ rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
+ rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
+
+ rsibling = new RegExp( whitespace + "*[+~]" ),
+ rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ),
+
+ rpseudo = new RegExp( pseudos ),
+ ridentifier = new RegExp( "^" + identifier + "$" ),
+
+ matchExpr = {
+ "ID": new RegExp( "^#(" + characterEncoding + ")" ),
+ "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
+ "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
+ "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" )
+ },
+
+ rnative = /^[^{]+\{\s*\[native \w/,
+
+ // Easily-parseable/retrievable ID or TAG or CLASS selectors
+ rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
+
+ rinputs = /^(?:input|select|textarea|button)$/i,
+ rheader = /^h\d$/i,
+
+ 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
+ // Workaround erroneous numeric interpretation of +"0x"
+ return high !== high || escapedWhitespace ?
+ escaped :
+ // BMP codepoint
+ high < 0 ?
+ String.fromCharCode( high + 0x10000 ) :
+ // Supplemental Plane codepoint (surrogate pair)
+ String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
+ };
+
+// 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 match, elem, m, nodeType,
+ // QSA vars
+ i, groups, old, nid, newContext, newSelector;
+
+ if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
+ setDocument( context );
+ }
+
+ context = context || document;
+ results = results || [];
+
+ if ( !selector || typeof selector !== "string" ) {
+ return results;
+ }
+
+ if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
+ return [];
+ }
+
+ if ( documentIsHTML && !seed ) {
+
+ // Shortcuts
+ if ( (match = rquickExpr.exec( selector )) ) {
+ // Speed-up: Sizzle("#ID")
+ if ( (m = match[1]) ) {
+ if ( nodeType === 9 ) {
+ elem = context.getElementById( m );
+ // 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, Opera, and Webkit return items
+ // by name instead of ID
+ if ( elem.id === m ) {
+ results.push( elem );
+ return results;
+ }
+ } else {
+ return results;
+ }
+ } else {
+ // Context is not a document
+ if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
+ contains( context, elem ) && elem.id === m ) {
+ results.push( elem );
+ return results;
+ }
+ }
+
+ // Speed-up: Sizzle("TAG")
+ } else if ( match[2] ) {
+ push.apply( results, context.getElementsByTagName( selector ) );
+ return results;
+
+ // Speed-up: Sizzle(".CLASS")
+ } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
+ push.apply( results, context.getElementsByClassName( m ) );
+ return results;
+ }
+ }
+
+ // QSA path
+ if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
+ nid = old = expando;
+ newContext = context;
+ newSelector = nodeType === 9 && selector;
+
+ // qSA works strangely on Element-rooted queries
+ // We can work around this by specifying an extra ID on the root
+ // and working up from there (Thanks to Andrew Dupont for the technique)
+ // IE 8 doesn't work on object elements
+ if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
+ groups = tokenize( selector );
+
+ if ( (old = context.getAttribute("id")) ) {
+ nid = old.replace( rescape, "\\$&" );
+ } else {
+ context.setAttribute( "id", nid );
+ }
+ nid = "[id='" + nid + "'] ";
+
+ i = groups.length;
+ while ( i-- ) {
+ groups[i] = nid + toSelector( groups[i] );
+ }
+ newContext = rsibling.test( selector ) && context.parentNode || context;
+ newSelector = groups.join(",");
+ }
+
+ if ( newSelector ) {
+ try {
+ push.apply( results,
+ newContext.querySelectorAll( newSelector )
+ );
+ return results;
+ } catch(qsaError) {
+ } finally {
+ if ( !old ) {
+ 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 = attrs.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]);
+ }
+ }
+ });
+ });
+}
+
+/**
+ * Detect xml
+ * @param {Element|Object} elem An element or a document
+ */
+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;
+};
+
+// Expose support vars for convenience
+support = Sizzle.support = {};
+
+/**
+ * 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 doc = node ? node.ownerDocument || node : preferredDoc,
+ parent = doc.defaultView;
+
+ // If no document and documentElement is available, return
+ if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
+ return document;
+ }
+
+ // Set our document
+ document = doc;
+ docElem = doc.documentElement;
+
+ // Support tests
+ documentIsHTML = !isXML( doc );
+
+ // Support: IE>8
+ // If iframe document is assigned to "document" variable and if iframe has been reloaded,
+ // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
+ // IE6-8 do not support the defaultView property so parent will be undefined
+ if ( parent && parent.attachEvent && parent !== parent.top ) {
+ parent.attachEvent( "onbeforeunload", function() {
+ setDocument();
+ });
+ }
+
+ /* 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( doc.createComment("") );
+ return !div.getElementsByTagName("*").length;
+ });
+
+ // Check if getElementsByClassName can be trusted
+ support.getElementsByClassName = assert(function( div ) {
+ div.innerHTML = "";
+
+ // Support: Safari<4
+ // Catch class over-caching
+ div.firstChild.className = "i";
+ // Support: Opera<10
+ // Catch gEBCN failure to find non-leading classes
+ return div.getElementsByClassName("i").length === 2;
+ });
+
+ // 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 !doc.getElementsByName || !doc.getElementsByName( expando ).length;
+ });
+
+ // ID find and filter
+ if ( support.getById ) {
+ Expr.find["ID"] = function( id, context ) {
+ if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
+ var m = context.getElementById( id );
+ // Check parentNode to catch when Blackberry 4.6 returns
+ // nodes that are no longer in the document #6963
+ return m && m.parentNode ? [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 !== strundefined && elem.getAttributeNode("id");
+ return node && node.value === attrId;
+ };
+ };
+ }
+
+ // Tag
+ Expr.find["TAG"] = support.getElementsByTagName ?
+ function( tag, context ) {
+ if ( typeof context.getElementsByTagName !== strundefined ) {
+ return context.getElementsByTagName( tag );
+ }
+ } :
+ function( tag, context ) {
+ var elem,
+ tmp = [],
+ i = 0,
+ 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 !== strundefined && 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( doc.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
+ div.innerHTML = "";
+
+ // Support: IE8
+ // Boolean attributes and "value" are not treated correctly
+ if ( !div.querySelectorAll("[selected]").length ) {
+ rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
+ }
+
+ // 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");
+ }
+ });
+
+ assert(function( div ) {
+
+ // Support: Opera 10-12/IE8
+ // ^= $= *= and empty values
+ // Should not select anything
+ // Support: Windows 8 Native Apps
+ // The type attribute is restricted during .innerHTML assignment
+ var input = doc.createElement("input");
+ input.setAttribute( "type", "hidden" );
+ div.appendChild( input ).setAttribute( "t", "" );
+
+ if ( div.querySelectorAll("[t^='']").length ) {
+ rbuggyQSA.push( "[*^$]=" + 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.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
+ ---------------------------------------------------------------------- */
+
+ // Element contains another
+ // Purposefully does not implement inclusive descendent
+ // As in, an element does not contain itself
+ contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ?
+ 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 = docElem.compareDocumentPosition ?
+ function( a, b ) {
+
+ // Flag for duplicate removal
+ if ( a === b ) {
+ hasDuplicate = true;
+ return 0;
+ }
+
+ var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b );
+
+ if ( compare ) {
+ // Disconnected nodes
+ if ( compare & 1 ||
+ (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
+
+ // Choose the first element that is related to our preferred document
+ if ( a === doc || contains(preferredDoc, a) ) {
+ return -1;
+ }
+ if ( b === doc || contains(preferredDoc, b) ) {
+ return 1;
+ }
+
+ // Maintain original order
+ return sortInput ?
+ ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
+ 0;
+ }
+
+ return compare & 4 ? -1 : 1;
+ }
+
+ // Not directly comparable, sort on existence of method
+ return a.compareDocumentPosition ? -1 : 1;
+ } :
+ function( a, b ) {
+ var cur,
+ i = 0,
+ aup = a.parentNode,
+ bup = b.parentNode,
+ ap = [ a ],
+ bp = [ b ];
+
+ // Exit early if the nodes are identical
+ if ( a === b ) {
+ hasDuplicate = true;
+ return 0;
+
+ // Parentless nodes are either documents or disconnected
+ } else if ( !aup || !bup ) {
+ return a === doc ? -1 :
+ b === doc ? 1 :
+ aup ? -1 :
+ bup ? 1 :
+ sortInput ?
+ ( indexOf.call( sortInput, a ) - indexOf.call( 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 doc;
+};
+
+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 &&
+ ( !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 ?
+ support.attributes || !documentIsHTML ?
+ elem.getAttribute( name ) :
+ (val = elem.getAttributeNode(name)) && val.specified ?
+ val.value :
+ null :
+ val;
+};
+
+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 );
+ }
+ }
+
+ 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
+ for ( ; (node = elem[i]); 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 (see #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[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[5] && match[2];
+
+ if ( matchExpr["CHILD"].test( match[0] ) ) {
+ return null;
+ }
+
+ // Accept quoted arguments as-is
+ if ( match[3] && match[4] !== undefined ) {
+ match[2] = match[4];
+
+ // 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 !== strundefined && 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 + " " ).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, outerCache, node, diff, nodeIndex, start,
+ dir = simple !== forward ? "nextSibling" : "previousSibling",
+ parent = elem.parentNode,
+ name = ofType && elem.nodeName.toLowerCase(),
+ useCache = !xml && !ofType;
+
+ 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
+ outerCache = parent[ expando ] || (parent[ expando ] = {});
+ cache = outerCache[ type ] || [];
+ nodeIndex = cache[0] === dirruns && cache[1];
+ diff = cache[0] === dirruns && 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 ) {
+ outerCache[ type ] = [ dirruns, nodeIndex, diff ];
+ break;
+ }
+ }
+
+ // Use previously-cached element index if available
+ } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
+ diff = cache[1];
+
+ // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
+ } else {
+ // 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 ) {
+ (node[ expando ] || (node[ expando ] = {}))[ 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.call( 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 );
+ return !results.pop();
+ };
+ }),
+
+ "has": markFunction(function( selector ) {
+ return function( elem ) {
+ return Sizzle( selector, elem ).length > 0;
+ };
+ }),
+
+ "contains": markFunction(function( text ) {
+ 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 only affected by element nodes and content nodes(including text(3), cdata(4)),
+ // not comment, processing instructions, or others
+ // Thanks to Diego Perini for the nodeName shortcut
+ // Greater than "@" means alpha characters (specifically not starting with "#" or "?")
+ for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
+ if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
+ 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;
+ // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
+ // use getAttribute instead to test this case
+ return elem.nodeName.toLowerCase() === "input" &&
+ elem.type === "text" &&
+ ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
+ },
+
+ // 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();
+
+function tokenize( 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 data, cache, outerCache,
+ dirkey = dirruns + " " + doneName;
+
+ // We can't set arbitrary data on XML nodes, so they don't benefit from dir 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 ] = {});
+ if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
+ if ( (data = cache[1]) === true || data === cachedruns ) {
+ return data === true;
+ }
+ } else {
+ cache = outerCache[ dir ] = [ dirkey ];
+ cache[1] = matcher( elem, context, xml ) || cachedruns;
+ if ( cache[1] === true ) {
+ 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 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.call( 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.call( checkContext, elem ) > -1;
+ }, implicitRelative, true ),
+ matchers = [ function( elem, context, xml ) {
+ return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
+ (checkContext = context).nodeType ?
+ matchContext( elem, context, xml ) :
+ matchAnyContext( elem, context, xml ) );
+ } ];
+
+ 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 ) {
+ // A counter to specify which element is currently being matched
+ var matcherCachedRuns = 0,
+ bySet = setMatchers.length > 0,
+ byElement = elementMatchers.length > 0,
+ superMatcher = function( seed, context, xml, results, expandContext ) {
+ var elem, j, matcher,
+ setMatched = [],
+ matchedCount = 0,
+ i = "0",
+ unmatched = seed && [],
+ outermost = expandContext != null,
+ contextBackup = outermostContext,
+ // We must always have either seed elements or context
+ elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
+ // 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;
+ cachedruns = matcherCachedRuns;
+ }
+
+ // Add elements passing elementMatchers directly to results
+ // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
+ // Support: IE<9, Safari
+ // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id
+ for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
+ if ( byElement && elem ) {
+ j = 0;
+ while ( (matcher = elementMatchers[j++]) ) {
+ if ( matcher( elem, context, xml ) ) {
+ results.push( elem );
+ break;
+ }
+ }
+ if ( outermost ) {
+ dirruns = dirrunsUnique;
+ cachedruns = ++matcherCachedRuns;
+ }
+ }
+
+ // 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 );
+ }
+ }
+ }
+
+ // Apply set filters to unmatched elements
+ matchedCount += i;
+ 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, group /* 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 ( !group ) {
+ group = tokenize( selector );
+ }
+ i = group.length;
+ while ( i-- ) {
+ cached = matcherFromTokens( group[i] );
+ if ( cached[ expando ] ) {
+ setMatchers.push( cached );
+ } else {
+ elementMatchers.push( cached );
+ }
+ }
+
+ // Cache the compiled function
+ cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
+ }
+ return cached;
+};
+
+function multipleContexts( selector, contexts, results ) {
+ var i = 0,
+ len = contexts.length;
+ for ( ; i < len; i++ ) {
+ Sizzle( selector, contexts[i], results );
+ }
+ return results;
+}
+
+function select( selector, context, results, seed ) {
+ var i, tokens, token, type, find,
+ match = tokenize( selector );
+
+ if ( !seed ) {
+ // Try to minimize operations if there is only one group
+ if ( match.length === 1 ) {
+
+ // Take a shortcut and set the context if the root 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;
+ }
+ 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 ) && 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
+ // Provide `match` to avoid retokenization if we modified the selector above
+ compile( selector, match )(
+ seed,
+ context,
+ !documentIsHTML,
+ results,
+ rsibling.test( selector )
+ );
+ return results;
+}
+
+// One-time assignments
+
+// Sort stability
+support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
+
+// Support: Chrome<14
+// 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 = "";
+ 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 = "";
+ 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 (val = elem.getAttributeNode( name )) && val.specified ?
+ val.value :
+ elem[ name ] === true ? name.toLowerCase() : null;
+ }
+ });
+}
+
+return Sizzle;
+
+})( window );
+
+
+
+jQuery.find = Sizzle;
+jQuery.expr = Sizzle.selectors;
+jQuery.expr[":"] = jQuery.expr.pseudos;
+jQuery.unique = Sizzle.uniqueSort;
+jQuery.text = Sizzle.getText;
+jQuery.isXMLDoc = Sizzle.isXML;
+jQuery.contains = Sizzle.contains;
+
+
+
+
+var isSimple = /^.[^:#\[\.,]*$/,
+ rparentsprev = /^(?:parents|prev(?:Until|All))/,
+ rneedsContext = jQuery.expr.match.needsContext,
+ // 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({
+ 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;
+ },
+
+ has: function( target ) {
+ var targets = jQuery( target, this ),
+ l = targets.length;
+
+ return this.filter(function() {
+ var i = 0;
+ for ( ; i < l; i++ ) {
+ if ( jQuery.contains( this, targets[i] ) ) {
+ return true;
+ }
+ }
+ });
+ },
+
+ not: function( selector ) {
+ return this.pushStack( winnow(this, selector || [], true) );
+ },
+
+ filter: function( selector ) {
+ return this.pushStack( winnow(this, selector || [], false) );
+ },
+
+ 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;
+ },
+
+ 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)) ) {
+
+ cur = matched.push( cur );
+ break;
+ }
+ }
+ }
+
+ return this.pushStack( matched.length > 1 ? jQuery.unique( 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 indexOf.call( jQuery( elem ), this[ 0 ] );
+ }
+
+ // Locate the position of the desired element
+ return indexOf.call( this,
+
+ // If it receives a jQuery object, the first element is used
+ elem.jquery ? elem[ 0 ] : elem
+ );
+ },
+
+ add: function( selector, context ) {
+ var set = typeof selector === "string" ?
+ jQuery( selector, context ) :
+ jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
+ all = jQuery.merge( this.get(), set );
+
+ return this.pushStack( jQuery.unique(all) );
+ },
+
+ addBack: function( selector ) {
+ return this.add( selector == null ?
+ this.prevObject : this.prevObject.filter(selector)
+ );
+ }
+});
+
+function sibling( cur, dir ) {
+ while ( (cur = cur[dir]) && 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 jQuery.dir( elem, "parentNode" );
+ },
+ parentsUntil: function( elem, i, until ) {
+ return jQuery.dir( elem, "parentNode", until );
+ },
+ next: function( elem ) {
+ return sibling( elem, "nextSibling" );
+ },
+ prev: function( elem ) {
+ return sibling( elem, "previousSibling" );
+ },
+ nextAll: function( elem ) {
+ return jQuery.dir( elem, "nextSibling" );
+ },
+ prevAll: function( elem ) {
+ return jQuery.dir( elem, "previousSibling" );
+ },
+ nextUntil: function( elem, i, until ) {
+ return jQuery.dir( elem, "nextSibling", until );
+ },
+ prevUntil: function( elem, i, until ) {
+ return jQuery.dir( elem, "previousSibling", until );
+ },
+ siblings: function( elem ) {
+ return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
+ },
+ children: function( elem ) {
+ return jQuery.sibling( elem.firstChild );
+ },
+ contents: function( elem ) {
+ return elem.contentDocument || jQuery.merge( [], elem.childNodes );
+ }
+}, function( name, fn ) {
+ jQuery.fn[ name ] = function( until, selector ) {
+ var matched = jQuery.map( this, fn, until );
+
+ if ( name.slice( -5 ) !== "Until" ) {
+ selector = until;
+ }
+
+ if ( selector && typeof selector === "string" ) {
+ matched = jQuery.filter( selector, matched );
+ }
+
+ if ( this.length > 1 ) {
+ // Remove duplicates
+ if ( !guaranteedUnique[ name ] ) {
+ jQuery.unique( matched );
+ }
+
+ // Reverse order for parents* and prev-derivatives
+ if ( rparentsprev.test( name ) ) {
+ matched.reverse();
+ }
+ }
+
+ return this.pushStack( matched );
+ };
+});
+
+jQuery.extend({
+ 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;
+ }));
+ },
+
+ 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;
+ },
+
+ sibling: function( n, elem ) {
+ var matched = [];
+
+ for ( ; n; n = n.nextSibling ) {
+ if ( n.nodeType === 1 && n !== elem ) {
+ matched.push( n );
+ }
+ }
+
+ return matched;
+ }
+});
+
+// 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 ( isSimple.test( qualifier ) ) {
+ return jQuery.filter( qualifier, elements, not );
+ }
+
+ qualifier = jQuery.filter( qualifier, elements );
+ }
+
+ return jQuery.grep( elements, function( elem ) {
+ return ( indexOf.call( qualifier, elem ) >= 0 ) !== not;
+ });
+}
+
+var rnotwhite = /\S+/g;
+
+
+
+// String to Object options format cache
+var optionsCache = {};
+
+// Convert String-formatted options into Object-formatted ones and store in cache
+function createOptions( options ) {
+ var object = optionsCache[ options ] = {};
+ 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" ?
+ ( optionsCache[ options ] || createOptions( options ) ) :
+ jQuery.extend( {}, options );
+
+ var // Last fire value (for non-forgettable lists)
+ memory,
+ // Flag to know if list was already fired
+ fired,
+ // Flag to know if list is currently firing
+ firing,
+ // First callback to fire (used internally by add and fireWith)
+ firingStart,
+ // End of the loop when firing
+ firingLength,
+ // Index of currently firing callback (modified by remove if needed)
+ firingIndex,
+ // Actual callback list
+ list = [],
+ // Stack of fire calls for repeatable lists
+ stack = !options.once && [],
+ // Fire callbacks
+ fire = function( data ) {
+ memory = options.memory && data;
+ fired = true;
+ firingIndex = firingStart || 0;
+ firingStart = 0;
+ firingLength = list.length;
+ firing = true;
+ for ( ; list && firingIndex < firingLength; firingIndex++ ) {
+ if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
+ memory = false; // To prevent further calls using add
+ break;
+ }
+ }
+ firing = false;
+ if ( list ) {
+ if ( stack ) {
+ if ( stack.length ) {
+ fire( stack.shift() );
+ }
+ } else if ( memory ) {
+ list = [];
+ } else {
+ self.disable();
+ }
+ }
+ },
+ // Actual Callbacks object
+ self = {
+ // Add a callback or a collection of callbacks to the list
+ add: function() {
+ if ( list ) {
+ // First, we save the current length
+ var start = list.length;
+ (function add( args ) {
+ jQuery.each( args, function( _, arg ) {
+ var type = jQuery.type( arg );
+ if ( type === "function" ) {
+ if ( !options.unique || !self.has( arg ) ) {
+ list.push( arg );
+ }
+ } else if ( arg && arg.length && type !== "string" ) {
+ // Inspect recursively
+ add( arg );
+ }
+ });
+ })( arguments );
+ // Do we need to add the callbacks to the
+ // current firing batch?
+ if ( firing ) {
+ firingLength = list.length;
+ // With memory, if we're not firing then
+ // we should call right away
+ } else if ( memory ) {
+ firingStart = start;
+ fire( memory );
+ }
+ }
+ return this;
+ },
+ // Remove a callback from the list
+ remove: function() {
+ if ( list ) {
+ jQuery.each( arguments, function( _, arg ) {
+ var index;
+ while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
+ list.splice( index, 1 );
+ // Handle firing indexes
+ if ( firing ) {
+ if ( index <= firingLength ) {
+ firingLength--;
+ }
+ 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 && list.length );
+ },
+ // Remove all callbacks from the list
+ empty: function() {
+ list = [];
+ firingLength = 0;
+ return this;
+ },
+ // Have the list do nothing anymore
+ disable: function() {
+ list = stack = memory = undefined;
+ return this;
+ },
+ // Is it disabled?
+ disabled: function() {
+ return !list;
+ },
+ // Lock the list in its current state
+ lock: function() {
+ stack = undefined;
+ if ( !memory ) {
+ self.disable();
+ }
+ return this;
+ },
+ // Is it locked?
+ locked: function() {
+ return !stack;
+ },
+ // Call all callbacks with the given context and arguments
+ fireWith: function( context, args ) {
+ if ( list && ( !fired || stack ) ) {
+ args = args || [];
+ args = [ context, args.slice ? args.slice() : args ];
+ if ( firing ) {
+ stack.push( args );
+ } else {
+ fire( args );
+ }
+ }
+ 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()
+ .done( newDefer.resolve )
+ .fail( newDefer.reject )
+ .progress( newDefer.notify );
+ } 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()
+ .done( updateFunc( i, resolveContexts, resolveValues ) )
+ .fail( deferred.reject )
+ .progress( updateFunc( i, progressContexts, progressValues ) );
+ } 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.trigger ) {
+ jQuery( document ).trigger("ready").off("ready");
+ }
+ }
+});
+
+/**
+ * The ready event handler and self cleanup method
+ */
+function completed() {
+ document.removeEventListener( "DOMContentLoaded", completed, false );
+ window.removeEventListener( "load", completed, false );
+ 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.
+ // we once tried to use readyState "interactive" here, but it caused issues like the one
+ // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
+ if ( document.readyState === "complete" ) {
+ // Handle it asynchronously to allow scripts the opportunity to delay ready
+ setTimeout( jQuery.ready );
+
+ } else {
+
+ // Use the handy event callback
+ document.addEventListener( "DOMContentLoaded", completed, false );
+
+ // A fallback to window.onload, that will always work
+ window.addEventListener( "load", completed, false );
+ }
+ }
+ return readyList.promise( obj );
+};
+
+
+
+
+ // A method for quickly swapping in/out CSS properties to get correct calculations.
+ // Note: this method belongs to the css module but it's needed here for the support module.
+ // If support gets modularized, this method should be moved back to the css module.
+ jQuery.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;
+ };
+
+
+jQuery.support = (function( support ) {
+ var input = document.createElement("input"),
+ fragment = document.createDocumentFragment(),
+ div = document.createElement("div"),
+ select = document.createElement("select"),
+ opt = select.appendChild( document.createElement("option") );
+
+ // Finish early in limited environments
+ if ( !input.type ) {
+ return support;
+ }
+
+ input.type = "checkbox";
+
+ // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
+ // Check the default checkbox/radio value ("" on old WebKit; "on" elsewhere)
+ support.checkOn = input.value !== "";
+
+ // Must access the parent to make an option select properly
+ // Support: IE9, IE10
+ support.optSelected = opt.selected;
+
+ // Will be defined later
+ support.reliableMarginRight = true;
+ support.boxSizingReliable = true;
+ support.pixelPosition = false;
+
+ // Make sure checked status is properly cloned
+ // Support: IE9, IE10
+ input.checked = true;
+ support.noCloneChecked = input.cloneNode( true ).checked;
+
+ // 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;
+
+ // Check if an input maintains its value after becoming a radio
+ // Support: IE9, IE10
+ input = document.createElement("input");
+ input.value = "t";
+ input.type = "radio";
+ support.radioValue = input.value === "t";
+
+ // #11217 - WebKit loses check when the name is after the checked attribute
+ input.setAttribute( "checked", "t" );
+ input.setAttribute( "name", "t" );
+
+ fragment.appendChild( input );
+
+ // Support: Safari 5.1, Android 4.x, Android 2.3
+ // old WebKit doesn't clone checked state correctly in fragments
+ support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
+
+ // Support: Firefox, Chrome, Safari
+ // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
+ support.focusinBubbles = "onfocusin" in window;
+
+ div.style.backgroundClip = "content-box";
+ div.cloneNode( true ).style.backgroundClip = "";
+ support.clearCloneStyle = div.style.backgroundClip === "content-box";
+
+ // Run tests that need a body at doc ready
+ jQuery(function() {
+ var container, marginDiv,
+ // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
+ divReset = "padding:0;margin:0;border:0;display:block;-webkit-box-sizing:content-box;-moz-box-sizing:content-box;box-sizing:content-box",
+ body = document.getElementsByTagName("body")[ 0 ];
+
+ if ( !body ) {
+ // Return for frameset docs that don't have a body
+ return;
+ }
+
+ container = document.createElement("div");
+ container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
+
+ // Check box-sizing and margin behavior.
+ body.appendChild( container ).appendChild( div );
+ div.innerHTML = "";
+ // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
+ div.style.cssText = "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%";
+
+ // Workaround failing boxSizing test due to offsetWidth returning wrong value
+ // with some non-1 values of body zoom, ticket #13543
+ jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() {
+ support.boxSizing = div.offsetWidth === 4;
+ });
+
+ // Use window.getComputedStyle because jsdom on node.js will break without it.
+ if ( window.getComputedStyle ) {
+ support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
+ support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
+
+ // Support: Android 2.3
+ // Check if 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
+ marginDiv = div.appendChild( document.createElement("div") );
+ marginDiv.style.cssText = div.style.cssText = divReset;
+ marginDiv.style.marginRight = marginDiv.style.width = "0";
+ div.style.width = "1px";
+
+ support.reliableMarginRight =
+ !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
+ }
+
+ body.removeChild( container );
+ });
+
+ return support;
+})( {} );
+
+
+
+
+/**
+ * Determines whether an object can have data
+ */
+jQuery.acceptData = function( owner ) {
+ // Accepts only:
+ // - Node
+ // - Node.ELEMENT_NODE
+ // - Node.DOCUMENT_NODE
+ // - Object
+ // - Any
+ return owner.nodeType ?
+ owner.nodeType === 1 || owner.nodeType === 9 : true;
+};
+
+
+function Data() {
+ // Support: Android < 4,
+ // Old WebKit does not have Object.preventExtensions/freeze method,
+ // return new empty object instead with no [[set]] accessor
+ Object.defineProperty( this.cache = {}, 0, {
+ get: function() {
+ return {};
+ }
+ });
+
+ this.expando = jQuery.expando + Math.random();
+}
+
+Data.uid = 1;
+Data.accepts = jQuery.acceptData;
+
+Data.prototype = {
+ key: function( owner ) {
+ // We can accept data for non-element nodes in modern browsers,
+ // but we should not, see #8335.
+ // Always return the key for a frozen object.
+ if ( !Data.accepts( owner ) ) {
+ return 0;
+ }
+
+ var descriptor = {},
+ // Check if the owner object already has a cache key
+ unlock = owner[ this.expando ];
+
+ // If not, create one
+ if ( !unlock ) {
+ unlock = Data.uid++;
+
+ // Secure it in a non-enumerable, non-writable property
+ try {
+ descriptor[ this.expando ] = { value: unlock };
+ Object.defineProperties( owner, descriptor );
+
+ // Support: Android < 4
+ // Fallback to a less secure definition
+ } catch ( e ) {
+ descriptor[ this.expando ] = unlock;
+ jQuery.extend( owner, descriptor );
+ }
+ }
+
+ // Ensure the cache object
+ if ( !this.cache[ unlock ] ) {
+ this.cache[ unlock ] = {};
+ }
+
+ return unlock;
+ },
+ set: function( owner, data, value ) {
+ var prop,
+ // There may be an unlock assigned to this node,
+ // if there is no entry for this "owner", create one inline
+ // and set the unlock as though an owner entry had always existed
+ unlock = this.key( owner ),
+ cache = this.cache[ unlock ];
+
+ // Handle: [ owner, key, value ] args
+ if ( typeof data === "string" ) {
+ cache[ data ] = value;
+
+ // Handle: [ owner, { properties } ] args
+ } else {
+ // Fresh assignments by object are shallow copied
+ if ( jQuery.isEmptyObject( cache ) ) {
+ jQuery.extend( this.cache[ unlock ], data );
+ // Otherwise, copy the properties one-by-one to the cache object
+ } else {
+ for ( prop in data ) {
+ cache[ prop ] = data[ prop ];
+ }
+ }
+ }
+ return cache;
+ },
+ get: function( owner, key ) {
+ // Either a valid cache is found, or will be created.
+ // New caches will be created and the unlock returned,
+ // allowing direct access to the newly created
+ // empty data object. A valid owner object must be provided.
+ var cache = this.cache[ this.key( owner ) ];
+
+ return key === undefined ?
+ cache : cache[ key ];
+ },
+ access: function( owner, key, value ) {
+ var stored;
+ // In cases where either:
+ //
+ // 1. No key was specified
+ // 2. A string key was specified, but no value provided
+ //
+ // Take the "read" path and allow the get method to determine
+ // which value to return, respectively either:
+ //
+ // 1. The entire cache object
+ // 2. The data stored at the key
+ //
+ if ( key === undefined ||
+ ((key && typeof key === "string") && value === undefined) ) {
+
+ stored = this.get( owner, key );
+
+ return stored !== undefined ?
+ stored : this.get( owner, jQuery.camelCase(key) );
+ }
+
+ // [*]When the key is not a string, or both a key and value
+ // are specified, set or extend (existing objects) with either:
+ //
+ // 1. An object of properties
+ // 2. A key and value
+ //
+ this.set( owner, key, value );
+
+ // Since the "set" path can have two possible entry points
+ // return the expected data based on which path was taken[*]
+ return value !== undefined ? value : key;
+ },
+ remove: function( owner, key ) {
+ var i, name, camel,
+ unlock = this.key( owner ),
+ cache = this.cache[ unlock ];
+
+ if ( key === undefined ) {
+ this.cache[ unlock ] = {};
+
+ } else {
+ // Support array or space separated string of keys
+ if ( jQuery.isArray( key ) ) {
+ // 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 = key.concat( key.map( jQuery.camelCase ) );
+ } else {
+ camel = jQuery.camelCase( key );
+ // Try the string as a key before any manipulation
+ if ( key in cache ) {
+ name = [ key, camel ];
+ } else {
+ // If a key with the spaces exists, use it.
+ // Otherwise, create an array by matching non-whitespace
+ name = camel;
+ name = name in cache ?
+ [ name ] : ( name.match( rnotwhite ) || [] );
+ }
+ }
+
+ i = name.length;
+ while ( i-- ) {
+ delete cache[ name[ i ] ];
+ }
+ }
+ },
+ hasData: function( owner ) {
+ return !jQuery.isEmptyObject(
+ this.cache[ owner[ this.expando ] ] || {}
+ );
+ },
+ discard: function( owner ) {
+ if ( owner[ this.expando ] ) {
+ delete this.cache[ owner[ this.expando ] ];
+ }
+ }
+};
+var data_priv = new Data();
+
+var data_user = new Data();
+
+
+
+/*
+ Implementation Summary
+
+ 1. Enforce API surface and semantic compatibility with 1.9.x branch
+ 2. Improve the module's maintainability by reducing the storage
+ paths to a single mechanism.
+ 3. Use the same single mechanism to support "private" and "user" data.
+ 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
+ 5. Avoid exposing implementation details on user objects (eg. expando properties)
+ 6. Provide a clear path for implementation upgrade to WeakMap in 2014
+*/
+var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
+ rmultiDash = /([A-Z])/g;
+
+jQuery.extend({
+ hasData: function( elem ) {
+ return data_user.hasData( elem ) || data_priv.hasData( elem );
+ },
+
+ data: function( elem, name, data ) {
+ return data_user.access( elem, name, data );
+ },
+
+ removeData: function( elem, name ) {
+ data_user.remove( elem, name );
+ },
+
+ // TODO: Now that all calls to _data and _removeData have been replaced
+ // with direct calls to data_priv methods, these can be deprecated.
+ _data: function( elem, name, data ) {
+ return data_priv.access( elem, name, data );
+ },
+
+ _removeData: function( elem, name ) {
+ data_priv.remove( elem, name );
+ }
+});
+
+jQuery.fn.extend({
+ data: function( key, value ) {
+ var attrs, name,
+ elem = this[ 0 ],
+ i = 0,
+ data = null;
+
+ // Gets all values
+ if ( key === undefined ) {
+ if ( this.length ) {
+ data = data_user.get( elem );
+
+ if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) {
+ attrs = elem.attributes;
+ for ( ; i < attrs.length; i++ ) {
+ name = attrs[ i ].name;
+
+ if ( name.indexOf( "data-" ) === 0 ) {
+ name = jQuery.camelCase( name.slice(5) );
+ dataAttr( elem, name, data[ name ] );
+ }
+ }
+ data_priv.set( elem, "hasDataAttrs", true );
+ }
+ }
+
+ return data;
+ }
+
+ // Sets multiple values
+ if ( typeof key === "object" ) {
+ return this.each(function() {
+ data_user.set( this, key );
+ });
+ }
+
+ return jQuery.access( this, function( value ) {
+ var data,
+ camelKey = jQuery.camelCase( key );
+
+ // The calling jQuery object (element matches) is not empty
+ // (and therefore has an element appears at this[ 0 ]) and the
+ // `value` parameter was not undefined. An empty jQuery object
+ // will result in `undefined` for elem = this[ 0 ] which will
+ // throw an exception if an attempt to read a data cache is made.
+ if ( elem && value === undefined ) {
+ // Attempt to get data from the cache
+ // with the key as-is
+ data = data_user.get( elem, key );
+ if ( data !== undefined ) {
+ return data;
+ }
+
+ // Attempt to get data from the cache
+ // with the key camelized
+ data = data_user.get( elem, camelKey );
+ if ( data !== undefined ) {
+ return data;
+ }
+
+ // Attempt to "discover" the data in
+ // HTML5 custom data-* attrs
+ data = dataAttr( elem, camelKey, undefined );
+ if ( data !== undefined ) {
+ return data;
+ }
+
+ // We tried really hard, but the data doesn't exist.
+ return;
+ }
+
+ // Set the data...
+ this.each(function() {
+ // First, attempt to store a copy or reference of any
+ // data that might've been store with a camelCased key.
+ var data = data_user.get( this, camelKey );
+
+ // For HTML5 data-* attribute interop, we have to
+ // store property names with dashes in a camelCase form.
+ // This might not apply to all properties...*
+ data_user.set( this, camelKey, value );
+
+ // *... In the case of properties that might _actually_
+ // have dashes, we need to also store a copy of that
+ // unchanged property.
+ if ( key.indexOf("-") !== -1 && data !== undefined ) {
+ data_user.set( this, key, value );
+ }
+ });
+ }, null, value, arguments.length > 1, null, true );
+ },
+
+ removeData: function( key ) {
+ return this.each(function() {
+ data_user.remove( this, key );
+ });
+ }
+});
+
+function dataAttr( elem, key, data ) {
+ var name;
+
+ // If nothing was found internally, try to fetch any
+ // data from the HTML5 data-* attribute
+ if ( data === undefined && elem.nodeType === 1 ) {
+ 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 ) ? JSON.parse( data ) :
+ data;
+ } catch( e ) {}
+
+ // Make sure we set the data so it isn't changed later
+ data_user.set( elem, key, data );
+ } else {
+ data = undefined;
+ }
+ }
+ return data;
+}
+
+
+
+
+jQuery.extend({
+ queue: function( elem, type, data ) {
+ var queue;
+
+ if ( elem ) {
+ type = ( type || "fx" ) + "queue";
+ queue = data_priv.get( elem, type );
+
+ // Speed up dequeue by getting out quickly if this is just a lookup
+ if ( data ) {
+ if ( !queue || jQuery.isArray( data ) ) {
+ queue = data_priv.access( 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 data_priv.get( elem, key ) || data_priv.access( elem, key, {
+ empty: jQuery.Callbacks("once memory").add(function() {
+ data_priv.remove( elem, [ type + "queue", 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 = data_priv.get( elements[ i ], type + "queueHooks" );
+ if ( tmp && tmp.empty ) {
+ count++;
+ tmp.empty.add( resolve );
+ }
+ }
+ resolve();
+ return defer.promise( obj );
+ }
+});
+
+
+var pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source;
+
+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 );
+ };
+
+var rcheckableType = /^(?:checkbox|radio)$/i;
+
+
+
+var rkeyEvent = /^key/,
+ rmouseEvent = /^(?:mouse|contextmenu)|click/,
+ rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
+ rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
+
+function returnTrue() {
+ return true;
+}
+
+function returnFalse() {
+ return false;
+}
+
+function safeActiveElement() {
+ try {
+ return document.activeElement;
+ } catch ( err ) { }
+}
+
+/*
+ * 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 handleObjIn, eventHandle, tmp,
+ events, t, handleObj,
+ special, handlers, type, namespaces, origType,
+ elemData = data_priv.get( 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 !== strundefined && (!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 if the special events handler returns false
+ if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
+ if ( elem.addEventListener ) {
+ elem.addEventListener( type, eventHandle, false );
+ }
+ }
+ }
+
+ 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, origCount, tmp,
+ events, t, handleObj,
+ special, handlers, type, namespaces, origType,
+ elemData = data_priv.hasData( elem ) && data_priv.get( 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;
+ data_priv.remove( elem, "events" );
+ }
+ },
+
+ trigger: function( event, data, elem, onlyHandlers ) {
+
+ var i, cur, tmp, bubbleType, ontype, handle, special,
+ 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(".") >= 0 ) {
+ // 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.namespace_re = 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 = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" );
+ if ( handle ) {
+ handle.apply( cur, data );
+ }
+
+ // Native handler
+ handle = ontype && cur[ ontype ];
+ if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === 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) &&
+ jQuery.acceptData( elem ) ) {
+
+ // Call a native DOM method on the target with the same name name as the event.
+ // Don't do default actions on window, that's where global variables be (#6170)
+ if ( ontype && jQuery.isFunction( 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;
+ elem[ type ]();
+ 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 = ( data_priv.get( 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.namespace_re || event.namespace_re.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;
+
+ // Find delegate handlers
+ // Black-hole SVG