Index: openacs-4/packages/xowiki/www/resources/jquery/jquery.js =================================================================== RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/jquery/jquery.js,v diff -u -r1.6 -r1.6.2.1 --- openacs-4/packages/xowiki/www/resources/jquery/jquery.js 13 Sep 2012 16:06:47 -0000 1.6 +++ openacs-4/packages/xowiki/www/resources/jquery/jquery.js 14 Apr 2014 21:10:54 -0000 1.6.2.1 @@ -1,259 +1,131 @@ /*! - * jQuery JavaScript Library v1.6.1 + * jQuery JavaScript Library v1.11.0 * http://jquery.com/ * - * Copyright 2011, John Resig - * Dual licensed under the MIT or GPL Version 2 licenses. - * http://jquery.org/license - * * Includes Sizzle.js * http://sizzlejs.com/ - * Copyright 2011, The Dojo Foundation - * Released under the MIT, BSD, and GPL Licenses. * - * Date: Thu May 12 15:04:36 2011 -0400 + * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-01-23T21:02Z */ -(function( window, undefined ) { -// Use the correct document accordingly with window argument (sandbox) -var document = window.document, - navigator = window.navigator, - location = window.location; -var jQuery = (function() { +(function( global, factory ) { -// Define a local copy of jQuery -var jQuery = function( selector, context ) { - // The jQuery object is actually just the init constructor 'enhanced' - return new jQuery.fn.init( selector, context, rootjQuery ); - }, + if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper window is present, + // execute the factory and get jQuery + // For environments that do not inherently posses a window with a document + // (such as Node.js), expose a jQuery-making factory as module.exports + // This accentuates the need for the creation of a real window + // e.g. var jQuery = require("jquery")(window); + // See ticket #14549 for more info + module.exports = global.document ? + factory( global, true ) : + function( w ) { + if ( !w.document ) { + throw new Error( "jQuery requires a window with a document" ); + } + return factory( w ); + }; + } else { + factory( global ); + } - // Map over jQuery in case of overwrite - _jQuery = window.jQuery, +// Pass this if window is not defined yet +}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { - // Map over the $ in case of overwrite - _$ = window.$, +// Can't do this because several apps including ASP.NET trace +// the stack via arguments.caller.callee and Firefox dies if +// you try to trace through "use strict" call chains. (#13335) +// Support: Firefox 18+ +// - // A central reference to the root jQuery(document) - rootjQuery, +var deletedIds = []; - // A simple way to check for HTML strings or ID strings - // (both of which we optimize for) - quickExpr = /^(?:[^<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/, +var slice = deletedIds.slice; - // Check if a string has a non-whitespace character in it - rnotwhite = /\S/, +var concat = deletedIds.concat; - // Used for trimming whitespace - trimLeft = /^\s+/, - trimRight = /\s+$/, +var push = deletedIds.push; - // Check for digits - rdigit = /\d/, +var indexOf = deletedIds.indexOf; - // Match a standalone tag - rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>)?$/, +var class2type = {}; - // JSON RegExp - rvalidchars = /^[\],:{}\s]*$/, - rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, - rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, - rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, +var toString = class2type.toString; - // Useragent RegExp - rwebkit = /(webkit)[ \/]([\w.]+)/, - ropera = /(opera)(?:.*version)?[ \/]([\w.]+)/, - rmsie = /(msie) ([\w.]+)/, - rmozilla = /(mozilla)(?:.*? rv:([\w.]+))?/, +var hasOwn = class2type.hasOwnProperty; - // Keep a UserAgent string for use with jQuery.browser - userAgent = navigator.userAgent, +var trim = "".trim; - // For matching the engine and version of the browser - browserMatch, +var support = {}; - // The deferred used on DOM ready - readyList, - // The ready event handler - DOMContentLoaded, - // Save a reference to some core methods - toString = Object.prototype.toString, - hasOwn = Object.prototype.hasOwnProperty, - push = Array.prototype.push, - slice = Array.prototype.slice, - trim = String.prototype.trim, - indexOf = Array.prototype.indexOf, +var + version = "1.11.0", - // [[Class]] -> type pairs - class2type = {}; + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + // Need init if jQuery is called (just allow error to be thrown if not included) + return new jQuery.fn.init( selector, context ); + }, -jQuery.fn = jQuery.prototype = { - constructor: jQuery, - init: function( selector, context, rootjQuery ) { - var match, elem, ret, doc; + // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, - // Handle $(""), $(null), or $(undefined) - if ( !selector ) { - return this; - } + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, - // Handle $(DOMElement) - if ( selector.nodeType ) { - this.context = this[0] = selector; - this.length = 1; - return this; - } + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return letter.toUpperCase(); + }; - // The body element only exists once, optimize finding it - if ( selector === "body" && !context && document.body ) { - this.context = document; - this[0] = document.body; - this.selector = selector; - this.length = 1; - return this; - } +jQuery.fn = jQuery.prototype = { + // The current version of jQuery being used + jquery: version, - // Handle HTML strings - if ( typeof selector === "string" ) { - // Are we dealing with HTML string or an ID? - 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 ]; + constructor: jQuery, - } else { - match = quickExpr.exec( selector ); - } - - // Verify a match, and that no context was specified for #id - if ( match && (match[1] || !context) ) { - - // HANDLE: $(html) -> $(array) - if ( match[1] ) { - context = context instanceof jQuery ? context[0] : context; - doc = (context ? context.ownerDocument || context : document); - - // If a single string is passed in and it's a single tag - // just do a createElement and skip the rest - ret = rsingleTag.exec( selector ); - - if ( ret ) { - if ( jQuery.isPlainObject( context ) ) { - selector = [ document.createElement( ret[1] ) ]; - jQuery.fn.attr.call( selector, context, true ); - - } else { - selector = [ doc.createElement( ret[1] ) ]; - } - - } else { - ret = jQuery.buildFragment( [ match[1] ], [ doc ] ); - selector = (ret.cacheable ? jQuery.clone(ret.fragment) : ret.fragment).childNodes; - } - - return jQuery.merge( this, selector ); - - // HANDLE: $("#id") - } else { - elem = document.getElementById( match[2] ); - - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - if ( elem && elem.parentNode ) { - // Handle the case where IE and Opera return items - // by name instead of ID - if ( elem.id !== match[2] ) { - return rootjQuery.find( selector ); - } - - // Otherwise, we inject the element directly into the jQuery object - this.length = 1; - this[0] = elem; - } - - this.context = document; - this.selector = selector; - return this; - } - - // HANDLE: $(expr, $(...)) - } else if ( !context || context.jquery ) { - return (context || rootjQuery).find( selector ); - - // HANDLE: $(expr, context) - // (which is just equivalent to: $(context).find(expr) - } else { - return this.constructor( context ).find( selector ); - } - - // HANDLE: $(function) - // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { - return rootjQuery.ready( selector ); - } - - if (selector.selector !== undefined) { - this.selector = selector.selector; - this.context = selector.context; - } - - return jQuery.makeArray( selector, this ); - }, - // Start with an empty selector selector: "", - // The current version of jQuery being used - jquery: "1.6.1", - // The default length of a jQuery object is 0 length: 0, - // The number of elements contained in the matched element set - size: function() { - return this.length; - }, - toArray: function() { - return slice.call( this, 0 ); + 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 num != null ? // Return a 'clean' array - this.toArray() : + ( num < 0 ? this[ num + this.length ] : this[ num ] ) : // Return just the object - ( num < 0 ? this[ this.length + num ] : this[ num ] ); + slice.call( this ); }, // Take an array of elements and push it onto the stack // (returning the new matched element set) - pushStack: function( elems, name, selector ) { + pushStack: function( elems ) { + // Build a new jQuery matched element set - var ret = this.constructor(); + var ret = jQuery.merge( this.constructor(), elems ); - if ( jQuery.isArray( elems ) ) { - push.apply( ret, elems ); - - } else { - jQuery.merge( ret, elems ); - } - // Add the old object onto the stack (as a reference) ret.prevObject = this; - ret.context = this.context; - if ( name === "find" ) { - ret.selector = this.selector + (this.selector ? " " : "") + selector; - } else if ( name ) { - ret.selector = this.selector + "." + name + "(" + selector + ")"; - } - // Return the newly-formed element set return ret; }, @@ -265,20 +137,14 @@ return jQuery.each( this, callback, args ); }, - ready: function( fn ) { - // Attach the listeners - jQuery.bindReady(); - - // Add the callback - readyList.done( fn ); - - return this; + map: function( callback ) { + return this.pushStack( jQuery.map(this, function( elem, i ) { + return callback.call( elem, i, elem ); + })); }, - eq: function( i ) { - return i === -1 ? - this.slice( i ) : - this.slice( i, +i + 1 ); + slice: function() { + return this.pushStack( slice.apply( this, arguments ) ); }, first: function() { @@ -289,33 +155,25 @@ return this.eq( -1 ); }, - slice: function() { - return this.pushStack( slice.apply( this, arguments ), - "slice", slice.call(arguments).join(",") ); + 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: [].sort, - splice: [].splice + sort: deletedIds.sort, + splice: deletedIds.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, + var src, copyIsArray, copy, name, options, clone, target = arguments[0] || {}, i = 1, length = arguments.length, @@ -324,9 +182,10 @@ // Handle a deep copy situation if ( typeof target === "boolean" ) { deep = target; - target = arguments[1] || {}; + // skip the boolean and the target - i = 2; + target = arguments[ i ] || {}; + i++; } // Handle case when target is a string or something (possible in deep copy) @@ -335,9 +194,9 @@ } // extend jQuery itself if only one argument is passed - if ( length === i ) { + if ( i === length ) { target = this; - --i; + i--; } for ( ; i < length; i++ ) { @@ -379,106 +238,18 @@ }; jQuery.extend({ - noConflict: function( deep ) { - if ( window.$ === jQuery ) { - window.$ = _$; - } + // Unique for each copy of jQuery on the page + expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), - if ( deep && window.jQuery === jQuery ) { - window.jQuery = _jQuery; - } + // Assume jQuery is ready without the ready module + isReady: true, - return jQuery; + error: function( msg ) { + throw new Error( msg ); }, - // Is the DOM ready to be used? Set to true once it occurs. - isReady: false, + noop: function() {}, - // 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 ) { - // Either a released hold or an DOMready/load event and not yet ready - if ( (wait === true && !--jQuery.readyWait) || (wait !== true && !jQuery.isReady) ) { - // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). - if ( !document.body ) { - return setTimeout( jQuery.ready, 1 ); - } - - // 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" ).unbind( "ready" ); - } - } - }, - - bindReady: function() { - if ( readyList ) { - return; - } - - readyList = jQuery._Deferred(); - - // Catch cases where $(document).ready() is called after the - // browser event has already occurred. - if ( document.readyState === "complete" ) { - // Handle it asynchronously to allow scripts the opportunity to delay ready - return setTimeout( jQuery.ready, 1 ); - } - - // Mozilla, Opera and webkit nightlies currently support this event - if ( document.addEventListener ) { - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", jQuery.ready, false ); - - // If IE event model is used - } else if ( document.attachEvent ) { - // ensure firing before onload, - // maybe late but safe also for iframes - document.attachEvent( "onreadystatechange", DOMContentLoaded ); - - // A fallback to window.onload, that will always work - window.attachEvent( "onload", jQuery.ready ); - - // If IE and not a frame - // continually check to see if the document is ready - var toplevel = false; - - try { - toplevel = window.frameElement == null; - } catch(e) {} - - if ( document.documentElement.doScroll && toplevel ) { - doScrollCheck(); - } - } - }, - // 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). @@ -490,110 +261,77 @@ return jQuery.type(obj) === "array"; }, - // A crude way of determining if an object is a window isWindow: function( obj ) { - return obj && typeof obj === "object" && "setInterval" in obj; + /* jshint eqeqeq: false */ + return obj != null && obj == obj.window; }, - isNaN: function( obj ) { - return obj == null || !rdigit.test( obj ) || isNaN( obj ); + isNumeric: function( obj ) { + // parseFloat NaNs numeric-cast false positives (null|true|false|"") + // ...but misinterprets leading-number strings, particularly hex literals ("0x...") + // subtraction forces infinities to NaN + return obj - parseFloat( obj ) >= 0; }, - type: function( obj ) { - return obj == null ? - String( obj ) : - class2type[ toString.call(obj) ] || "object"; + isEmptyObject: function( obj ) { + var name; + for ( name in obj ) { + return false; + } + return true; }, isPlainObject: function( obj ) { + var key; + // Must be an Object. // Because of IE, we also have to check the presence of the constructor property. // Make sure that DOM nodes and window objects don't pass through, as well if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { return false; } - // Not own constructor property must be Object - if ( obj.constructor && - !hasOwn.call(obj, "constructor") && - !hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { + try { + // Not own constructor property must be Object + if ( obj.constructor && + !hasOwn.call(obj, "constructor") && + !hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { + return false; + } + } catch ( e ) { + // IE8,9 Will throw exceptions on certain host objects #9897 return false; } + // Support: IE<9 + // Handle iteration over inherited properties before own properties. + if ( support.ownLast ) { + for ( key in obj ) { + return hasOwn.call( obj, key ); + } + } + // Own properties are enumerated firstly, so to speed up, // if last one is own, then all properties are own. - - var key; for ( key in obj ) {} return key === undefined || hasOwn.call( obj, key ); }, - isEmptyObject: function( obj ) { - for ( var name in obj ) { - return false; + type: function( obj ) { + if ( obj == null ) { + return obj + ""; } - return true; + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call(obj) ] || "object" : + typeof obj; }, - error: function( msg ) { - throw msg; - }, - - parseJSON: function( data ) { - if ( typeof data !== "string" || !data ) { - return null; - } - - // Make sure leading/trailing whitespace is removed (IE can't handle it) - data = jQuery.trim( data ); - - // Attempt to parse using the native JSON parser first - if ( window.JSON && window.JSON.parse ) { - return window.JSON.parse( data ); - } - - // Make sure the incoming data is actual JSON - // Logic borrowed from http://json.org/json2.js - if ( rvalidchars.test( data.replace( rvalidescape, "@" ) - .replace( rvalidtokens, "]" ) - .replace( rvalidbraces, "")) ) { - - return (new Function( "return " + data ))(); - - } - jQuery.error( "Invalid JSON: " + data ); - }, - - // Cross-browser xml parsing - // (xml & tmp used internally) - parseXML: function( data , xml , tmp ) { - - if ( window.DOMParser ) { // Standard - tmp = new DOMParser(); - xml = tmp.parseFromString( data , "text/xml" ); - } else { // IE - xml = new ActiveXObject( "Microsoft.XMLDOM" ); - xml.async = "false"; - xml.loadXML( data ); - } - - tmp = xml.documentElement; - - if ( ! tmp || ! tmp.nodeName || tmp.nodeName === "parsererror" ) { - jQuery.error( "Invalid XML: " + data ); - } - - return xml; - }, - - noop: function() {}, - // Evaluates a script in a global context // Workarounds based on findings by Jim Driscoll // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context globalEval: function( data ) { - if ( data && rnotwhite.test( data ) ) { + if ( data && jQuery.trim( data ) ) { // We use execScript on Internet Explorer // We use an anonymous function so that context is window // rather than jQuery in Firefox @@ -603,53 +341,68 @@ } }, + // 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.toUpperCase() === name.toUpperCase(); + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); }, // args is for internal usage only - each: function( object, callback, args ) { - var name, i = 0, - length = object.length, - isObj = length === undefined || jQuery.isFunction( object ); + each: function( obj, callback, args ) { + var value, + i = 0, + length = obj.length, + isArray = isArraylike( obj ); if ( args ) { - if ( isObj ) { - for ( name in object ) { - if ( callback.apply( object[ name ], args ) === false ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { break; } } } else { - for ( ; i < length; ) { - if ( callback.apply( object[ i++ ], args ) === false ) { + 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 ( isObj ) { - for ( name in object ) { - if ( callback.call( object[ name ], name, object[ name ] ) === false ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { break; } } } else { - for ( ; i < length; ) { - if ( callback.call( object[ i ], i, object[ i++ ] ) === false ) { + for ( i in obj ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { break; } } } } - return object; + return obj; }, // Use native String.trim function wherever possible - trim: trim ? + trim: trim && !trim.call("\uFEFF\xA0") ? function( text ) { return text == null ? "" : @@ -660,55 +413,61 @@ function( text ) { return text == null ? "" : - text.toString().replace( trimLeft, "" ).replace( trimRight, "" ); + ( text + "" ).replace( rtrim, "" ); }, // results is for internal usage only - makeArray: function( array, results ) { + makeArray: function( arr, results ) { var ret = results || []; - if ( array != null ) { - // The window, strings (and functions) also have 'length' - // The extra typeof function check is to prevent crashes - // in Safari 2 (See: #3039) - // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930 - var type = jQuery.type( array ); - - if ( array.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( array ) ) { - push.call( ret, array ); + if ( arr != null ) { + if ( isArraylike( Object(arr) ) ) { + jQuery.merge( ret, + typeof arr === "string" ? + [ arr ] : arr + ); } else { - jQuery.merge( ret, array ); + push.call( ret, arr ); } } return ret; }, - inArray: function( elem, array ) { + inArray: function( elem, arr, i ) { + var len; - if ( indexOf ) { - return indexOf.call( array, elem ); - } + if ( arr ) { + if ( indexOf ) { + return indexOf.call( arr, elem, i ); + } - for ( var i = 0, length = array.length; i < length; i++ ) { - if ( array[ i ] === elem ) { - return i; + len = arr.length; + i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; + + for ( ; i < len; i++ ) { + // Skip accessing in sparse arrays + if ( i in arr && arr[ i ] === elem ) { + return i; + } } } return -1; }, merge: function( first, second ) { - var i = first.length, - j = 0; + var len = +second.length, + j = 0, + i = first.length; - if ( typeof second.length === "number" ) { - for ( var l = second.length; j < l; j++ ) { - first[ i++ ] = second[ j ]; - } + while ( j < len ) { + first[ i++ ] = second[ j++ ]; + } - } else { + // Support: IE<9 + // Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists) + if ( len !== len ) { while ( second[j] !== undefined ) { first[ i++ ] = second[ j++ ]; } @@ -719,53 +478,56 @@ return first; }, - grep: function( elems, callback, inv ) { - var ret = [], retVal; - inv = !!inv; + grep: function( elems, callback, invert ) { + var callbackInverse, + matches = [], + i = 0, + length = elems.length, + callbackExpect = !invert; // Go through the array, only saving the items // that pass the validator function - for ( var i = 0, length = elems.length; i < length; i++ ) { - retVal = !!callback( elems[ i ], i ); - if ( inv !== retVal ) { - ret.push( elems[ i ] ); + for ( ; i < length; i++ ) { + callbackInverse = !callback( elems[ i ], i ); + if ( callbackInverse !== callbackExpect ) { + matches.push( elems[ i ] ); } } - return ret; + return matches; }, // arg is for internal usage only map: function( elems, callback, arg ) { - var value, key, ret = [], + var value, i = 0, length = elems.length, - // jquery objects are treated as arrays - isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ; + isArray = isArraylike( elems ), + ret = []; - // Go through the array, translating each of the items to their + // Go through the array, translating each of the items to their new values if ( isArray ) { for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { - ret[ ret.length ] = value; + ret.push( value ); } } // Go through every key on the object, } else { - for ( key in elems ) { - value = callback( elems[ key ], key, arg ); + for ( i in elems ) { + value = callback( elems[ i ], i, arg ); if ( value != null ) { - ret[ ret.length ] = value; + ret.push( value ); } } } // Flatten any nested arrays - return ret.concat.apply( [], ret ); + return concat.apply( [], ret ); }, // A global GUID counter for objects @@ -774,8 +536,10 @@ // Bind a function to a context, optionally partially applying any // arguments. proxy: function( fn, context ) { + var args, proxy, tmp; + if ( typeof context === "string" ) { - var tmp = fn[ context ]; + tmp = fn[ context ]; context = fn; fn = tmp; } @@ -787,1823 +551,3791 @@ } // Simulated bind - var args = slice.call( arguments, 2 ), - proxy = function() { - return fn.apply( context, args.concat( slice.call( arguments ) ) ); - }; + 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 || proxy.guid || jQuery.guid++; + proxy.guid = fn.guid = fn.guid || jQuery.guid++; return proxy; }, - // Mutifunctional method to get and set values to a collection - // The value/s can be optionally by executed if its a function - access: function( elems, key, value, exec, fn, pass ) { - var length = elems.length; + now: function() { + return +( new Date() ); + }, - // Setting many attributes - if ( typeof key === "object" ) { - for ( var k in key ) { - jQuery.access( elems, k, key[k], exec, fn, value ); - } - return elems; - } + // jQuery.support is not used in Core but other projects attach their + // properties to it so it needs to exist. + support: support +}); - // Setting one attribute - if ( value !== undefined ) { - // Optionally, function values get executed if exec is true - exec = !pass && exec && jQuery.isFunction(value); +// Populate the class2type map +jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); +}); - for ( var i = 0; i < length; i++ ) { - fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass ); - } +function isArraylike( obj ) { + var length = obj.length, + type = jQuery.type( obj ); - return elems; - } + if ( type === "function" || jQuery.isWindow( obj ) ) { + return false; + } - // Getting an attribute - return length ? fn( elems[0], key ) : undefined; - }, + if ( obj.nodeType === 1 && length ) { + return true; + } - now: function() { - return (new Date()).getTime(); - }, + return type === "array" || length === 0 || + typeof length === "number" && length > 0 && ( length - 1 ) in obj; +} +var Sizzle = +/*! + * Sizzle CSS Selector Engine v1.10.16 + * http://sizzlejs.com/ + * + * Copyright 2013 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-01-13 + */ +(function( window ) { - // Use of jQuery.browser is frowned upon. - // More details: http://docs.jquery.com/Utilities/jQuery.browser - uaMatch: function( ua ) { - ua = ua.toLowerCase(); +var i, + support, + Expr, + getText, + isXML, + compile, + outermostContext, + sortInput, + hasDuplicate, - var match = rwebkit.exec( ua ) || - ropera.exec( ua ) || - rmsie.exec( ua ) || - ua.indexOf("compatible") < 0 && rmozilla.exec( ua ) || - []; + // Local document vars + setDocument, + document, + docElem, + documentIsHTML, + rbuggyQSA, + rbuggyMatches, + matches, + contains, - return { browser: match[1] || "", version: match[2] || "0" }; + // Instance-specific data + expando = "sizzle" + -(new Date()), + preferredDoc = window.document, + dirruns = 0, + done = 0, + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + sortOrder = function( a, b ) { + if ( a === b ) { + hasDuplicate = true; + } + return 0; }, - sub: function() { - function jQuerySub( selector, context ) { - return new jQuerySub.fn.init( selector, context ); - } - jQuery.extend( true, jQuerySub, this ); - jQuerySub.superclass = this; - jQuerySub.fn = jQuerySub.prototype = this(); - jQuerySub.fn.constructor = jQuerySub; - jQuerySub.sub = this.sub; - jQuerySub.fn.init = function init( selector, context ) { - if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) { - context = jQuerySub( context ); - } + // General-purpose constants + strundefined = typeof undefined, + MAX_NEGATIVE = 1 << 31, - return jQuery.fn.init.call( this, selector, context, rootjQuerySub ); - }; - jQuerySub.fn.init.prototype = jQuerySub.fn; - var rootjQuerySub = jQuerySub(document); - return jQuerySub; + // 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; }, - browser: {} -}); + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", -// Populate the class2type map -jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) { - class2type[ "[object " + name + "]" ] = name.toLowerCase(); -}); + // Regular expressions -browserMatch = jQuery.uaMatch( userAgent ); -if ( browserMatch.browser ) { - jQuery.browser[ browserMatch.browser ] = true; - jQuery.browser.version = browserMatch.version; -} + // 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])+", -// Deprecated, use jQuery.browser.webkit instead -if ( jQuery.browser.webkit ) { - jQuery.browser.safari = true; -} + // 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#" ), -// IE doesn't match non-breaking spaces with \s -if ( rnotwhite.test( "\xA0" ) ) { - trimLeft = /^[\s\xA0]+/; - trimRight = /[\s\xA0]+$/; -} + // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + + "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", -// All jQuery objects should point back to these -rootjQuery = jQuery(document); + // Prefer arguments quoted, + // then not containing pseudos/brackets, + // then attribute selectors/non-parenthetical expressions, + // then anything else + // These preferences are here to reduce the number of selectors + // needing tokenize in the PSEUDO preFilter + pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", -// Cleanup functions for the document ready method -if ( document.addEventListener ) { - DOMContentLoaded = function() { - document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false ); - jQuery.ready(); + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), + + 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 + "*\\)|)(?=[^-]|$)", "i" ) + }, + + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, + + rnative = /^[^{]+\{\s*\[native \w/, + + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, + + rsibling = /[+~]/, + rescape = /'|\\/g, + + // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), + funescape = function( _, escaped, escapedWhitespace ) { + var high = "0x" + escaped - 0x10000; + // NaN means non-codepoint + // Support: Firefox + // Workaround erroneous numeric interpretation of +"0x" + return high !== high || escapedWhitespace ? + escaped : + high < 0 ? + // BMP codepoint + String.fromCharCode( high + 0x10000 ) : + // Supplemental Plane codepoint (surrogate pair) + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); }; -} else if ( document.attachEvent ) { - DOMContentLoaded = function() { - // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). - if ( document.readyState === "complete" ) { - document.detachEvent( "onreadystatechange", DOMContentLoaded ); - jQuery.ready(); +// 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; } }; } -// The DOM ready check for Internet Explorer -function doScrollCheck() { - if ( jQuery.isReady ) { - return; - } +function Sizzle( selector, context, results, seed ) { + var match, elem, m, nodeType, + // QSA vars + i, groups, old, nid, newContext, newSelector; - try { - // If IE is used, use the trick by Diego Perini - // http://javascript.nwbox.com/IEContentLoaded/ - document.documentElement.doScroll("left"); - } catch(e) { - setTimeout( doScrollCheck, 1 ); - return; + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); } - // and execute any waiting functions - jQuery.ready(); -} + context = context || document; + results = results || []; -// Expose jQuery to the global object -return jQuery; + if ( !selector || typeof selector !== "string" ) { + return results; + } -})(); + if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { + return []; + } + if ( documentIsHTML && !seed ) { -var // Promise methods - promiseMethods = "done fail isResolved isRejected promise then always pipe".split( " " ), - // Static reference to slice - sliceDeferred = [].slice; - -jQuery.extend({ - // Create a simple deferred (one callbacks list) - _Deferred: function() { - var // callbacks list - callbacks = [], - // stored [ context , args ] - fired, - // to avoid firing when already doing so - firing, - // flag to know if the deferred has been cancelled - cancelled, - // the deferred itself - deferred = { - - // done( f1, f2, ...) - done: function() { - if ( !cancelled ) { - var args = arguments, - i, - length, - elem, - type, - _fired; - if ( fired ) { - _fired = fired; - fired = 0; + // 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 (jQuery #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; } - for ( i = 0, length = args.length; i < length; i++ ) { - elem = args[ i ]; - type = jQuery.type( elem ); - if ( type === "array" ) { - deferred.done.apply( deferred, elem ); - } else if ( type === "function" ) { - callbacks.push( elem ); - } - } - if ( _fired ) { - deferred.resolveWith( _fired[ 0 ], _fired[ 1 ] ); - } + } else { + return results; } - return this; - }, - - // resolve with given context and args - resolveWith: function( context, args ) { - if ( !cancelled && !fired && !firing ) { - // make sure args are available (#8421) - args = args || []; - firing = 1; - try { - while( callbacks[ 0 ] ) { - callbacks.shift().apply( context, args ); - } - } - finally { - fired = [ context, args ]; - firing = 0; - } + } 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; } - return this; - }, + } - // resolve with this as context and given arguments - resolve: function() { - deferred.resolveWith( this, arguments ); - return this; - }, + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); + return results; - // Has this deferred been resolved? - isResolved: function() { - return !!( firing || fired ); - }, + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { + push.apply( results, context.getElementsByClassName( m ) ); + return results; + } + } - // Cancel - cancel: function() { - cancelled = 1; - callbacks = []; - return this; + // 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 + "'] "; - return deferred; - }, + i = groups.length; + while ( i-- ) { + groups[i] = nid + toSelector( groups[i] ); + } + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; + newSelector = groups.join(","); + } - // Full fledged deferred (two callbacks list) - Deferred: function( func ) { - var deferred = jQuery._Deferred(), - failDeferred = jQuery._Deferred(), - promise; - // Add errorDeferred methods, then and promise - jQuery.extend( deferred, { - then: function( doneCallbacks, failCallbacks ) { - deferred.done( doneCallbacks ).fail( failCallbacks ); - return this; - }, - always: function() { - return deferred.done.apply( deferred, arguments ).fail.apply( this, arguments ); - }, - fail: failDeferred.done, - rejectWith: failDeferred.resolveWith, - reject: failDeferred.resolve, - isRejected: failDeferred.isResolved, - pipe: function( fnDone, fnFail ) { - return jQuery.Deferred(function( newDefer ) { - jQuery.each( { - done: [ fnDone, "resolve" ], - fail: [ fnFail, "reject" ] - }, function( handler, data ) { - var fn = data[ 0 ], - action = data[ 1 ], - returned; - if ( jQuery.isFunction( fn ) ) { - deferred[ handler ](function() { - returned = fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { - returned.promise().then( newDefer.resolve, newDefer.reject ); - } else { - newDefer[ action ]( returned ); - } - }); - } else { - deferred[ handler ]( newDefer[ action ] ); - } - }); - }).promise(); - }, - // Get a promise for this deferred - // If obj is provided, the promise aspect is added to the object - promise: function( obj ) { - if ( obj == null ) { - if ( promise ) { - return promise; + if ( newSelector ) { + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); } - promise = obj = {}; } - var i = promiseMethods.length; - while( i-- ) { - obj[ promiseMethods[i] ] = deferred[ promiseMethods[i] ]; - } - return obj; } - }); - // Make sure only one callback list will be used - deferred.done( failDeferred.cancel ).fail( deferred.cancel ); - // Unexpose cancel - delete deferred.cancel; - // Call given func if any - if ( func ) { - func.call( deferred, deferred ); } - return deferred; - }, + } - // Deferred helper - when: function( firstParam ) { - var args = arguments, - i = 0, - length = args.length, - count = length, - deferred = length <= 1 && firstParam && jQuery.isFunction( firstParam.promise ) ? - firstParam : - jQuery.Deferred(); - function resolveFunc( i ) { - return function( value ) { - args[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value; - if ( !( --count ) ) { - // Strange bug in FF4: - // Values changed onto the arguments object sometimes end up as undefined values - // outside the $.when method. Cloning the object into a fresh array solves the issue - deferred.resolveWith( deferred, sliceDeferred.call( args, 0 ) ); - } - }; + // 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() ]; } - if ( length > 1 ) { - for( ; i < length; i++ ) { - if ( args[ i ] && jQuery.isFunction( args[ i ].promise ) ) { - args[ i ].promise().then( resolveFunc(i), deferred.reject ); - } else { - --count; - } + 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; } - if ( !count ) { - deferred.resolveWith( deferred, args ); - } - } else if ( deferred !== firstParam ) { - deferred.resolveWith( deferred, length ? [ firstParam ] : [] ); } - return deferred.promise(); } -}); + 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; + }; +} -jQuery.support = (function() { +/** + * 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; + }; +} - var div = document.createElement( "div" ), - documentElement = document.documentElement, - all, - a, - select, - opt, - input, - marginDiv, - support, - fragment, - body, - bodyStyle, - tds, - events, - eventName, - i, - isSupported; +/** + * 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; - // Preliminary tests - div.setAttribute("className", "t"); - div.innerHTML = "
a"; + // Match elements found at the specified indexes + while ( i-- ) { + if ( seed[ (j = matchIndexes[i]) ] ) { + seed[j] = !(matches[j] = seed[j]); + } + } + }); + }); +} - all = div.getElementsByTagName( "*" ); - a = div.getElementsByTagName( "a" )[ 0 ]; +/** + * Checks a node for validity as a Sizzle context + * @param {Element|Object=} context + * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value + */ +function testContext( context ) { + return context && typeof context.getElementsByTagName !== strundefined && context; +} - // Can't get basic test support - if ( !all || !all.length || !a ) { - return {}; +// Expose support vars for convenience +support = Sizzle.support = {}; + +/** + * Detects XML nodes + * @param {Element|Object} elem An element or a document + * @returns {Boolean} True iff elem is a non-HTML XML node + */ +isXML = Sizzle.isXML = function( elem ) { + // documentElement is verified for cases where it doesn't yet exist + // (such as loading iframes in IE - #4833) + var documentElement = elem && (elem.ownerDocument || elem).documentElement; + return documentElement ? documentElement.nodeName !== "HTML" : false; +}; + +/** + * Sets document-related variables once based on the current document + * @param {Element|Object} [doc] An element or document object to use to set the document + * @returns {Object} Returns the current document + */ +setDocument = Sizzle.setDocument = function( node ) { + var hasCompare, + 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; } - // First batch of supports tests - select = document.createElement( "select" ); - opt = select.appendChild( document.createElement("option") ); - input = div.getElementsByTagName( "input" )[ 0 ]; + // Set our document + document = doc; + docElem = doc.documentElement; - support = { - // IE strips leading whitespace when .innerHTML is used - leadingWhitespace: ( div.firstChild.nodeType === 3 ), + // Support tests + documentIsHTML = !isXML( doc ); - // Make sure that tbody elements aren't automatically inserted - // IE will insert them into empty tables - tbody: !div.getElementsByTagName( "tbody" ).length, + // 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 !== parent.top ) { + // IE11 does not have attachEvent, so all must suffer + if ( parent.addEventListener ) { + parent.addEventListener( "unload", function() { + setDocument(); + }, false ); + } else if ( parent.attachEvent ) { + parent.attachEvent( "onunload", function() { + setDocument(); + }); + } + } - // Make sure that link elements get serialized correctly by innerHTML - // This requires a wrapper element in IE - htmlSerialize: !!div.getElementsByTagName( "link" ).length, + /* Attributes + ---------------------------------------------------------------------- */ - // Get the style information from getAttribute - // (IE uses .cssText instead) - style: /top/.test( a.getAttribute("style") ), + // 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"); + }); - // Make sure that URLs aren't manipulated - // (IE normalizes it by default) - hrefNormalized: ( a.getAttribute( "href" ) === "/a" ), + /* getElement(s)By* + ---------------------------------------------------------------------- */ - // Make sure that element opacity exists - // (IE uses filter instead) - // Use a regex to work around a WebKit issue. See #5145 - opacity: /^0.55$/.test( a.style.opacity ), + // Check if getElementsByTagName("*") returns only elements + support.getElementsByTagName = assert(function( div ) { + div.appendChild( doc.createComment("") ); + return !div.getElementsByTagName("*").length; + }); - // Verify style float existence - // (IE uses styleFloat instead of cssFloat) - cssFloat: !!a.style.cssFloat, + // Check if getElementsByClassName can be trusted + support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) { + div.innerHTML = "
"; - // Make sure that if no value is specified for a checkbox - // that it defaults to "on". - // (WebKit defaults to "" instead) - checkOn: ( input.value === "on" ), + // 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; + }); - // Make sure that a selected-by-default option has a working selected property. - // (WebKit defaults to false instead of true, IE too, if it's in an optgroup) - optSelected: opt.selected, + // 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; + }); - // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) - getSetAttribute: div.className !== "t", + // 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"]; - // Will be defined later - submitBubbles: true, - changeBubbles: true, - focusinBubbles: false, - deleteExpando: true, - noCloneEvent: true, - inlineBlockNeedsLayout: false, - shrinkWrapBlocks: false, - reliableMarginRight: true + 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 ); + } }; - // Make sure checked status is properly cloned - input.checked = true; - support.noCloneChecked = input.cloneNode( true ).checked; + /* QSA/matchesSelector + ---------------------------------------------------------------------- */ - // 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; + // QSA and matchesSelector support - // Test to see if it's possible to delete an expando from an element - // Fails in Internet Explorer - try { - delete div.test; - } catch( e ) { - support.deleteExpando = false; + // 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, Opera 10-12 + // Nothing should be selected when empty strings follow ^= or $= or *= + if ( div.querySelectorAll("[t^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + } + + // 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: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + var input = doc.createElement("input"); + input.setAttribute( "type", "hidden" ); + div.appendChild( input ).setAttribute( "name", "D" ); + + // Support: IE8 + // Enforce case-sensitivity of name attribute + if ( div.querySelectorAll("[name=d]").length ) { + rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); + } + + // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":enabled").length ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // Opera 10-11 does not throw on post-comma invalid pseudos + div.querySelectorAll("*,:x"); + rbuggyQSA.push(",.*:"); + }); } - if ( !div.addEventListener && div.attachEvent && div.fireEvent ) { - div.attachEvent( "onclick", function click() { - // Cloning a node shouldn't copy over any - // bound event handlers (IE does this) - support.noCloneEvent = false; - div.detachEvent( "onclick", click ); + 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 ); }); - div.cloneNode( true ).fireEvent( "onclick" ); } - // Check if a radio maintains it's value - // after being appended to the DOM - input = document.createElement("input"); - input.value = "t"; - input.setAttribute("type", "radio"); - support.radioValue = input.value === "t"; + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); + rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); - input.setAttribute("checked", "checked"); - div.appendChild( input ); - fragment = document.createDocumentFragment(); - fragment.appendChild( div.firstChild ); + /* Contains + ---------------------------------------------------------------------- */ + hasCompare = rnative.test( docElem.compareDocumentPosition ); - // WebKit doesn't clone checked state correctly in fragments - support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked; + // Element contains another + // Purposefully does not implement inclusive descendent + // As in, an element does not contain itself + contains = hasCompare || rnative.test( docElem.contains ) ? + function( a, b ) { + var adown = a.nodeType === 9 ? a.documentElement : a, + bup = b && b.parentNode; + return a === bup || !!( bup && bup.nodeType === 1 && ( + adown.contains ? + adown.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + )); + } : + function( a, b ) { + if ( b ) { + while ( (b = b.parentNode) ) { + if ( b === a ) { + return true; + } + } + } + return false; + }; - div.innerHTML = ""; + /* Sorting + ---------------------------------------------------------------------- */ - // Figure out if the W3C box model works as expected - div.style.width = div.style.paddingLeft = "1px"; + // Document order sorting + sortOrder = hasCompare ? + function( a, b ) { - // We use our own, invisible, body - body = document.createElement( "body" ); - bodyStyle = { - visibility: "hidden", - width: 0, - height: 0, - border: 0, - margin: 0, - // Set background to avoid IE crashes when removing (#9028) - background: "none" + // Flag for duplicate removal + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + // Sort on method existence if only one input has compareDocumentPosition + var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; + if ( compare ) { + return compare; + } + + // Calculate position if both inputs belong to the same document + compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + a.compareDocumentPosition( b ) : + + // Otherwise we know they are disconnected + 1; + + // Disconnected nodes + if ( compare & 1 || + (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + + // Choose the first element that is related to our preferred document + if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + return -1; + } + if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + return 1; + } + + // Maintain original order + return sortInput ? + ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : + 0; + } + + return compare & 4 ? -1 : 1; + } : + function( a, b ) { + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + var cur, + i = 0, + aup = a.parentNode, + bup = b.parentNode, + ap = [ a ], + bp = [ b ]; + + // Parentless nodes are either documents or disconnected + if ( !aup || !bup ) { + return a === 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; }; - for ( i in bodyStyle ) { - body.style[ i ] = bodyStyle[ i ]; + + 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 ); } - body.appendChild( div ); - documentElement.insertBefore( body, documentElement.firstChild ); - // Check if a disconnected checkbox will retain its checked - // value of true after appended to the DOM (IE6/7) - support.appendChecked = input.checked; + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); - support.boxModel = div.offsetWidth === 2; + if ( support.matchesSelector && documentIsHTML && + ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { - if ( "zoom" in div.style ) { - // Check if natively block-level elements act like inline-block - // elements when setting their display to 'inline' and giving - // them layout - // (IE < 8 does this) - div.style.display = "inline"; - div.style.zoom = 1; - support.inlineBlockNeedsLayout = ( div.offsetWidth === 2 ); + try { + var ret = matches.call( elem, expr ); - // Check if elements with layout shrink-wrap their children - // (IE 6 does this) - div.style.display = ""; - div.innerHTML = "
"; - support.shrinkWrapBlocks = ( div.offsetWidth !== 2 ); + // 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) {} } - div.innerHTML = "
t
"; - tds = div.getElementsByTagName( "td" ); + return Sizzle( expr, document, null, [elem] ).length > 0; +}; - // Check if table cells still have offsetWidth/Height when they are set - // to display:none and there are still other visible table cells in a - // table row; if so, offsetWidth/Height are not reliable for use when - // determining if an element has been hidden directly using - // display:none (it is still safe to use offsets if a parent element is - // hidden; don safety goggles and see bug #4512 for more information). - // (only IE 8 fails this test) - isSupported = ( tds[ 0 ].offsetHeight === 0 ); +Sizzle.contains = function( context, elem ) { + // Set document vars if needed + if ( ( context.ownerDocument || context ) !== document ) { + setDocument( context ); + } + return contains( context, elem ); +}; - tds[ 0 ].style.display = ""; - tds[ 1 ].style.display = "none"; +Sizzle.attr = function( elem, name ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } - // Check if empty table cells still have offsetWidth/Height - // (IE < 8 fail this test) - support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); - div.innerHTML = ""; + 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; - // Check if div with explicit width and no margin-right incorrectly - // gets computed margin-right based on width of container. For more - // info see bug #3333 - // Fails in WebKit before Feb 2011 nightlies - // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right - if ( document.defaultView && document.defaultView.getComputedStyle ) { - marginDiv = document.createElement( "div" ); - marginDiv.style.width = "0"; - marginDiv.style.marginRight = "0"; - div.appendChild( marginDiv ); - support.reliableMarginRight = - ( parseInt( ( document.defaultView.getComputedStyle( marginDiv, null ) || { marginRight: 0 } ).marginRight, 10 ) || 0 ) === 0; - } + return val !== undefined ? + val : + support.attributes || !documentIsHTML ? + elem.getAttribute( name ) : + (val = elem.getAttributeNode(name)) && val.specified ? + val.value : + null; +}; - // Remove the body element we added - body.innerHTML = ""; - documentElement.removeChild( body ); +Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); +}; - // Technique from Juriy Zaytsev - // http://thinkweb2.com/projects/prototype/detecting-event-support-without-browser-sniffing/ - // We only care about the case where non-standard event systems - // are used, namely in IE. Short-circuiting here helps us to - // avoid an eval call (in setAttribute) which can cause CSP - // to go haywire. See: https://developer.mozilla.org/en/Security/CSP - if ( div.attachEvent ) { - for( i in { - submit: 1, - change: 1, - focusin: 1 - } ) { - eventName = "on" + i; - isSupported = ( eventName in div ); - if ( !isSupported ) { - div.setAttribute( eventName, "return;" ); - isSupported = ( typeof div[ eventName ] === "function" ); +/** + * 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 ); } - support[ i + "Bubbles" ] = isSupported; } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } } - return support; -})(); + // Clear input after sorting to release objects + // See https://github.com/jquery/sizzle/pull/225 + sortInput = null; -// Keep track of boxModel -jQuery.boxModel = jQuery.support.boxModel; + return results; +}; +/** + * Utility function for retrieving the text value of an array of DOM nodes + * @param {Array|Element} elem + */ +getText = Sizzle.getText = function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + if ( !nodeType ) { + // If no nodeType, this is expected to be an array + while ( (node = elem[i++]) ) { + // Do not traverse comment nodes + ret += getText( node ); + } + } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements + // innerText usage removed for consistency of new lines (jQuery #11153) + if ( typeof elem.textContent === "string" ) { + return elem.textContent; + } else { + // Traverse its children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + ret += getText( elem ); + } + } + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + // Do not include comment or processing instruction nodes + return ret; +}; -var rbrace = /^(?:\{.*\}|\[.*\])$/, - rmultiDash = /([a-z])([A-Z])/g; +Expr = Sizzle.selectors = { -jQuery.extend({ - cache: {}, + // Can be adjusted by the user + cacheLength: 50, - // Please use with caution - uuid: 0, + createPseudo: markFunction, - // Unique for each copy of jQuery on the page - // Non-digits removed to match rinlinejQuery - expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ), + match: matchExpr, - // The following elements throw uncatchable exceptions if you - // attempt to add expando properties to them. - noData: { - "embed": true, - // Ban all objects except for Flash (which handle expandos) - "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000", - "applet": true - }, + attrHandle: {}, - hasData: function( elem ) { - elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; + find: {}, - return !!elem && !isEmptyDataObject( elem ); + relative: { + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } }, - data: function( elem, name, data, pvt /* Internal Use Only */ ) { - if ( !jQuery.acceptData( elem ) ) { - return; - } + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( runescape, funescape ); - var internalKey = jQuery.expando, getByName = typeof name === "string", thisCache, + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); - // We have to handle DOM nodes and JS objects differently because IE6-7 - // can't GC object references properly across the DOM-JS boundary - isNode = elem.nodeType, + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; + } - // Only DOM nodes need the global jQuery cache; JS object data is - // attached directly to the object so GC can occur automatically - cache = isNode ? jQuery.cache : elem, + return match.slice( 0, 4 ); + }, - // Only defining an ID for JS objects if its cache already exists allows - // the code to shortcut on the same path as a DOM node with no cache - id = isNode ? elem[ jQuery.expando ] : elem[ jQuery.expando ] && jQuery.expando; + "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(); - // Avoid doing any more work than we need to when trying to get data on an - // object that has no data at all - if ( (!id || (pvt && id && !cache[ id ][ internalKey ])) && getByName && data === undefined ) { - return; - } + if ( match[1].slice( 0, 3 ) === "nth" ) { + // nth-* requires argument + if ( !match[3] ) { + Sizzle.error( match[0] ); + } - if ( !id ) { - // Only DOM nodes need a new unique ID for each element since their data - // ends up in the global cache - if ( isNode ) { - elem[ jQuery.expando ] = id = ++jQuery.uuid; - } else { - id = jQuery.expando; + // 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] ); } - } - if ( !cache[ id ] ) { - cache[ id ] = {}; + return match; + }, - // TODO: This is a hack for 1.5 ONLY. Avoids exposing jQuery - // metadata on plain JS objects when the object is serialized using - // JSON.stringify - if ( !isNode ) { - cache[ id ].toJSON = jQuery.noop; + "PSEUDO": function( match ) { + var excess, + unquoted = !match[5] && match[2]; + + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; } - } - // An object can be passed to jQuery.data instead of a key/value pair; this gets - // shallow copied over onto the existing cache - if ( typeof name === "object" || typeof name === "function" ) { - if ( pvt ) { - cache[ id ][ internalKey ] = jQuery.extend(cache[ id ][ internalKey ], name); - } else { - cache[ id ] = jQuery.extend(cache[ id ], name); + // 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 ); } + }, - thisCache = cache[ id ]; + filter: { - // Internal jQuery data is stored in a separate object inside the object's data - // cache in order to avoid key collisions between internal data and user-defined - // data - if ( pvt ) { - if ( !thisCache[ internalKey ] ) { - thisCache[ internalKey ] = {}; + "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 ); } - thisCache = thisCache[ internalKey ]; - } + // 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 ); + }; + } - if ( data !== undefined ) { - thisCache[ jQuery.camelCase( name ) ] = data; + return fn; } + }, - // TODO: This is a hack for 1.5 ONLY. It will be removed in 1.6. Users should - // not attempt to inspect the internal events object using jQuery.data, as this - // internal data object is undocumented and subject to change. - if ( name === "events" && !thisCache[name] ) { - return thisCache[ internalKey ] && thisCache[ internalKey ].events; - } + 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 getByName ? thisCache[ jQuery.camelCase( name ) ] : thisCache; - }, + return matcher[ expando ] ? + markFunction(function( seed, matches, context, xml ) { + var elem, + unmatched = matcher( seed, null, xml, [] ), + i = seed.length; - removeData: function( elem, name, pvt /* Internal Use Only */ ) { - if ( !jQuery.acceptData( elem ) ) { - return; - } + // 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(); + }; + }), - var internalKey = jQuery.expando, isNode = elem.nodeType, + "has": markFunction(function( selector ) { + return function( elem ) { + return Sizzle( selector, elem ).length > 0; + }; + }), - // See jQuery.data for more information - cache = isNode ? jQuery.cache : elem, + "contains": markFunction(function( text ) { + return function( elem ) { + return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + }; + }), - // See jQuery.data for more information - id = isNode ? elem[ jQuery.expando ] : jQuery.expando; + // "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")) ) { - // If there is already no cache entry for this object, there is no - // purpose in continuing - if ( !cache[ id ] ) { - return; - } + elemLang = elemLang.toLowerCase(); + return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; + } + } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + return false; + }; + }), - if ( name ) { - var thisCache = pvt ? cache[ id ][ internalKey ] : cache[ id ]; + // Miscellaneous + "target": function( elem ) { + var hash = window.location && window.location.hash; + return hash && hash.slice( 1 ) === elem.id; + }, - if ( thisCache ) { - delete thisCache[ name ]; + "root": function( elem ) { + return elem === docElem; + }, - // If there is no data left in the cache, we want to continue - // and let the cache object itself get destroyed - if ( !isEmptyDataObject(thisCache) ) { - return; + "focus": function( elem ) { + return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + }, + + // Boolean properties + "enabled": function( elem ) { + return elem.disabled === false; + }, + + "disabled": function( elem ) { + return elem.disabled === true; + }, + + "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + var nodeName = elem.nodeName.toLowerCase(); + return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + }, + + "selected": function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } + + return elem.selected === true; + }, + + // Contents + "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo + // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), + // but not by others (comment: 8; processing instruction: 7; etc.) + // nodeType < 6 works because attributes (2) do not appear as children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + if ( elem.nodeType < 6 ) { + return false; } } - } + return true; + }, - // See jQuery.data for more information - if ( pvt ) { - delete cache[ id ][ internalKey ]; + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); + }, - // Don't destroy the parent cache unless the internal data object - // had been the only thing left in it - if ( !isEmptyDataObject(cache[ id ]) ) { - return; + // Element/input types + "header": function( elem ) { + return rheader.test( elem.nodeName ); + }, + + "input": function( elem ) { + return rinputs.test( elem.nodeName ); + }, + + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; + }, + + "text": function( elem ) { + var attr; + return elem.nodeName.toLowerCase() === "input" && + elem.type === "text" && + + // Support: IE<8 + // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + }, + + // Position-in-collection + "first": createPositionalPseudo(function() { + return [ 0 ]; + }), + + "last": createPositionalPseudo(function( matchIndexes, length ) { + return [ length - 1 ]; + }), + + "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + return [ argument < 0 ? argument + length : argument ]; + }), + + "even": createPositionalPseudo(function( matchIndexes, length ) { + var i = 0; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); } - } + return matchIndexes; + }), - var internalCache = cache[ id ][ internalKey ]; + "odd": createPositionalPseudo(function( matchIndexes, length ) { + var i = 1; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), - // Browsers that fail expando deletion also refuse to delete expandos on - // the window, but it will allow it on all other JS objects; other browsers - // don't care - if ( jQuery.support.deleteExpando || cache != window ) { - delete cache[ id ]; - } else { - cache[ id ] = null; - } + "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; --i >= 0; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), - // We destroyed the entire user cache at once because it's faster than - // iterating through each key, but we need to continue to persist internal - // data if it existed - if ( internalCache ) { - cache[ id ] = {}; - // TODO: This is a hack for 1.5 ONLY. Avoids exposing jQuery - // metadata on plain JS objects when the object is serialized using - // JSON.stringify - if ( !isNode ) { - cache[ id ].toJSON = jQuery.noop; + "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; ++i < length; ) { + matchIndexes.push( i ); } + return matchIndexes; + }) + } +}; - cache[ id ][ internalKey ] = internalCache; +Expr.pseudos["nth"] = Expr.pseudos["eq"]; - // Otherwise, we need to eliminate the expando on the node to avoid - // false lookups in the cache for entries that no longer exist - } else if ( isNode ) { - // IE does not allow us to delete expando properties from nodes, - // nor does it have a removeAttribute function on Document nodes; - // we must handle all of these cases - if ( jQuery.support.deleteExpando ) { - delete elem[ jQuery.expando ]; - } else if ( elem.removeAttribute ) { - elem.removeAttribute( jQuery.expando ); - } else { - elem[ jQuery.expando ] = null; +// 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 = []) ); } - }, - // For internal use only. - _data: function( elem, name, data ) { - return jQuery.data( elem, name, data, true ); - }, + matched = false; - // A method for determining if a DOM node can handle the data expando - acceptData: function( elem ) { - if ( elem.nodeName ) { - var match = jQuery.noData[ elem.nodeName.toLowerCase() ]; + // 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 ); + } - if ( match ) { - return !(match === true || elem.getAttribute("classid") !== match); + // 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 ); } } - return true; + if ( !matched ) { + break; + } } -}); -jQuery.fn.extend({ - data: function( key, value ) { - var data = null; + // 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 ); +} - if ( typeof key === "undefined" ) { - if ( this.length ) { - data = jQuery.data( this[0] ); +function toSelector( tokens ) { + var i = 0, + len = tokens.length, + selector = ""; + for ( ; i < len; i++ ) { + selector += tokens[i].value; + } + return selector; +} - if ( this[0].nodeType === 1 ) { - var attr = this[0].attributes, name; - for ( var i = 0, l = attr.length; i < l; i++ ) { - name = attr[i].name; +function addCombinator( matcher, combinator, base ) { + var dir = combinator.dir, + checkNonElements = base && dir === "parentNode", + doneName = done++; - if ( name.indexOf( "data-" ) === 0 ) { - name = jQuery.camelCase( name.substring(5) ); + 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 ); + } + } + } : - dataAttr( this[0], name, data[ name ] ); + // Check against all ancestor/preceding elements + function( elem, context, xml ) { + var oldCache, outerCache, + newCache = [ 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 ( (oldCache = outerCache[ dir ]) && + oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { + + // Assign to newCache so results back-propagate to previous elements + return (newCache[ 2 ] = oldCache[ 2 ]); + } else { + // Reuse newcache so results back-propagate to previous elements + outerCache[ dir ] = newCache; + + // A match means we're done; a fail means we have to keep checking + if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + return true; + } + } + } + } } + }; +} - return data; +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]; +} - } else if ( typeof key === "object" ) { - return this.each(function() { - jQuery.data( this, key ); - }); +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 ); + } + } } + } - var parts = key.split("."); - parts[1] = parts[1] ? "." + parts[1] : ""; + return newUnmatched; +} - if ( value === undefined ) { - data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]); +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, - // Try to fetch any internally stored data first - if ( data === undefined && this.length ) { - data = jQuery.data( this[0], key ); - data = dataAttr( this[0], key, data ); - } + // Get initial elements from seed or context + elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), - return data === undefined && parts[1] ? - this.data( parts[0] ) : - data; + // Prefilter to get matcher input, preserving a map for seed-results synchronization + matcherIn = preFilter && ( seed || !selector ) ? + condense( elems, preMap, preFilter, context, xml ) : + elems, - } else { - return this.each(function() { - var $this = jQuery( this ), - args = [ parts[0], value ]; + matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, + postFinder || ( seed ? preFilter : preexisting || postFilter ) ? - $this.triggerHandler( "setData" + parts[1] + "!", args ); - jQuery.data( this, key, value ); - $this.triggerHandler( "changeData" + parts[1] + "!", args ); - }); + // ...intermediate processing is necessary + [] : + + // ...otherwise use results directly + results : + matcherIn; + + // Find primary matches + if ( matcher ) { + matcher( matcherIn, matcherOut, context, xml ); } - }, - removeData: function( key ) { - return this.each(function() { - jQuery.removeData( this, key ); - }); - } -}); + // Apply postFilter + if ( postFilter ) { + temp = condense( matcherOut, postMap ); + postFilter( temp, [], context, xml ); -function dataAttr( elem, key, data ) { - // If nothing was found internally, try to fetch any - // data from the HTML5 data-* attribute - if ( data === undefined && elem.nodeType === 1 ) { - var name = "data-" + key.replace( rmultiDash, "$1-$2" ).toLowerCase(); + // 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); + } + } + } - data = elem.getAttribute( name ); + 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 ); + } - if ( typeof data === "string" ) { - try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - !jQuery.isNaN( data ) ? parseFloat( data ) : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; - } catch( e ) {} + // 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 ) { - // Make sure we set the data so it isn't changed later - jQuery.data( elem, key, data ); + seed[temp] = !(results[temp] = elem); + } + } + } + // Add elements to results, through postFinder if defined } else { - data = undefined; + matcherOut = condense( + matcherOut === results ? + matcherOut.splice( preexisting, matcherOut.length ) : + matcherOut + ); + if ( postFinder ) { + postFinder( null, results, matcherOut, xml ); + } else { + push.apply( results, matcherOut ); + } } - } - - return data; + }); } -// TODO: This is a hack for 1.5 ONLY to allow objects with a single toJSON -// property to be considered empty objects; this property always exists in -// order to make sure JSON.stringify does not expose internal metadata -function isEmptyDataObject( obj ) { - for ( var name in obj ) { - if ( name !== "toJSON" ) { - return false; +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 true; + return elementMatcher( matchers ); } +function matcherFromGroupMatchers( elementMatchers, setMatchers ) { + var bySet = setMatchers.length > 0, + byElement = elementMatchers.length > 0, + superMatcher = function( seed, context, xml, results, outermost ) { + var elem, j, matcher, + matchedCount = 0, + i = "0", + unmatched = seed && [], + setMatched = [], + contextBackup = outermostContext, + // We must always have either seed elements or outermost context + elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + len = elems.length; + if ( outermost ) { + outermostContext = context !== document && context; + } + // 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; + } + } -function handleQueueMarkDefer( elem, type, src ) { - var deferDataKey = type + "defer", - queueDataKey = type + "queue", - markDataKey = type + "mark", - defer = jQuery.data( elem, deferDataKey, undefined, true ); - if ( defer && - ( src === "queue" || !jQuery.data( elem, queueDataKey, undefined, true ) ) && - ( src === "mark" || !jQuery.data( elem, markDataKey, undefined, true ) ) ) { - // Give room for hard-coded callbacks to fire first - // and eventually mark/queue something else on the element - setTimeout( function() { - if ( !jQuery.data( elem, queueDataKey, undefined, true ) && - !jQuery.data( elem, markDataKey, undefined, true ) ) { - jQuery.removeData( elem, deferDataKey, true ); - defer.resolve(); + // 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 ); + } + } } - }, 0 ); - } + + // 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; } -jQuery.extend({ +compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { + var i, + setMatchers = [], + elementMatchers = [], + cached = compilerCache[ selector + " " ]; - _mark: function( elem, type ) { - if ( elem ) { - type = (type || "fx") + "mark"; - jQuery.data( elem, type, (jQuery.data(elem,type,undefined,true) || 0) + 1, true ); + if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element + if ( !group ) { + group = tokenize( selector ); } - }, - - _unmark: function( force, elem, type ) { - if ( force !== true ) { - type = elem; - elem = force; - force = false; - } - if ( elem ) { - type = type || "fx"; - var key = type + "mark", - count = force ? 0 : ( (jQuery.data( elem, key, undefined, true) || 1 ) - 1 ); - if ( count ) { - jQuery.data( elem, key, count, true ); + i = group.length; + while ( i-- ) { + cached = matcherFromTokens( group[i] ); + if ( cached[ expando ] ) { + setMatchers.push( cached ); } else { - jQuery.removeData( elem, key, true ); - handleQueueMarkDefer( elem, type, "mark" ); + elementMatchers.push( cached ); } } - }, - queue: function( elem, type, data ) { - if ( elem ) { - type = (type || "fx") + "queue"; - var q = jQuery.data( elem, type, undefined, true ); - // Speed up dequeue by getting out quickly if this is just a lookup - if ( data ) { - if ( !q || jQuery.isArray(data) ) { - q = jQuery.data( elem, type, jQuery.makeArray(data), true ); - } else { - q.push( data ); + // 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 ); } - return q || []; - } - }, - dequeue: function( elem, type ) { - type = type || "fx"; + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; - var queue = jQuery.queue( elem, type ), - fn = queue.shift(), - defer; + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( runescape, funescape ), + rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context + )) ) { - // If the fx queue is dequeued, always remove the progress sentinel - if ( fn === "inprogress" ) { - fn = queue.shift(); - } + // 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; + } - if ( fn ) { - // Add a progress sentinel to prevent the fx queue from being - // automatically dequeued - if ( type === "fx" ) { - queue.unshift("inprogress"); + break; + } + } } - - fn.call(elem, function() { - jQuery.dequeue(elem, type); - }); } - - if ( !queue.length ) { - jQuery.removeData( elem, type + "queue", true ); - handleQueueMarkDefer( elem, type, "queue" ); - } } + + // 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 ) && testContext( context.parentNode ) || context + ); + 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; }); -jQuery.fn.extend({ - queue: function( type, data ) { - if ( typeof type !== "string" ) { - data = type; - type = "fx"; +// 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 ); } + }); +} - if ( data === undefined ) { - return jQuery.queue( this[0], type ); +// 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; } - return this.each(function() { - var queue = jQuery.queue( this, type, data ); + }); +} - if ( type === "fx" && queue[0] !== "inprogress" ) { - jQuery.dequeue( this, type ); - } +// Support: IE<9 +// Use getAttributeNode to fetch booleans when getAttribute lies +if ( !assert(function( div ) { + return div.getAttribute("disabled") == null; +}) ) { + addHandle( booleans, function( elem, name, isXML ) { + var val; + if ( !isXML ) { + return elem[ name ] === true ? name.toLowerCase() : + (val = elem.getAttributeNode( name )) && val.specified ? + val.value : + null; + } + }); +} + +return Sizzle; + +})( window ); + + + +jQuery.find = Sizzle; +jQuery.expr = Sizzle.selectors; +jQuery.expr[":"] = jQuery.expr.pseudos; +jQuery.unique = Sizzle.uniqueSort; +jQuery.text = Sizzle.getText; +jQuery.isXMLDoc = Sizzle.isXML; +jQuery.contains = Sizzle.contains; + + + +var rneedsContext = jQuery.expr.match.needsContext; + +var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); + + + +var risSimple = /^.[^:#\[\.,]*$/; + +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, not ) { + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep( elements, function( elem, i ) { + /* jshint -W018 */ + return !!qualifier.call( elem, i, elem ) !== not; }); - }, - dequeue: function( type ) { - return this.each(function() { - jQuery.dequeue( this, type ); - }); - }, - // Based off of the plugin by Clint Helfers, with permission. - // http://blindsignals.com/index.php/2009/07/jquery-delay/ - delay: function( time, type ) { - time = jQuery.fx ? jQuery.fx.speeds[time] || time : time; - type = type || "fx"; - return this.queue( type, function() { - var elem = this; - setTimeout(function() { - jQuery.dequeue( elem, type ); - }, time ); + } + + if ( qualifier.nodeType ) { + return jQuery.grep( elements, function( elem ) { + return ( elem === qualifier ) !== not; }); - }, - 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, object ) { - if ( typeof type !== "string" ) { - object = type; - type = undefined; + + } + + if ( typeof qualifier === "string" ) { + if ( risSimple.test( qualifier ) ) { + return jQuery.filter( qualifier, elements, not ); } - type = type || "fx"; - var defer = jQuery.Deferred(), - elements = this, - i = elements.length, - count = 1, - deferDataKey = type + "defer", - queueDataKey = type + "queue", - markDataKey = type + "mark", - tmp; - function resolve() { - if ( !( --count ) ) { - defer.resolveWith( elements, [ elements ] ); - } - } - while( i-- ) { - if (( tmp = jQuery.data( elements[ i ], deferDataKey, undefined, true ) || - ( jQuery.data( elements[ i ], queueDataKey, undefined, true ) || - jQuery.data( elements[ i ], markDataKey, undefined, true ) ) && - jQuery.data( elements[ i ], deferDataKey, jQuery._Deferred(), true ) )) { - count++; - tmp.done( resolve ); - } - } - resolve(); - return defer.promise(); + + qualifier = jQuery.filter( qualifier, elements ); } -}); + return jQuery.grep( elements, function( elem ) { + return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not; + }); +} +jQuery.filter = function( expr, elems, not ) { + var elem = elems[ 0 ]; + if ( not ) { + expr = ":not(" + expr + ")"; + } -var rclass = /[\n\t\r]/g, - rspace = /\s+/, - rreturn = /\r/g, - rtype = /^(?:button|input)$/i, - rfocusable = /^(?:button|input|object|select|textarea)$/i, - rclickable = /^a(?:rea)?$/i, - rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i, - rinvalidChar = /\:/, - formHook, boolHook; + return elems.length === 1 && elem.nodeType === 1 ? + jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : + jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + })); +}; jQuery.fn.extend({ - attr: function( name, value ) { - return jQuery.access( this, name, value, true, jQuery.attr ); - }, + find: function( selector ) { + var i, + ret = [], + self = this, + len = self.length; - removeAttr: function( name ) { - return this.each(function() { - jQuery.removeAttr( this, name ); - }); + 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; }, - - prop: function( name, value ) { - return jQuery.access( this, name, value, true, jQuery.prop ); + filter: function( selector ) { + return this.pushStack( winnow(this, selector || [], false) ); }, - - removeProp: function( name ) { - name = jQuery.propFix[ name ] || name; - return this.each(function() { - // try/catch handles cases where IE balks (such as removing a property on window) - try { - this[ name ] = undefined; - delete this[ name ]; - } catch( e ) {} - }); + not: function( selector ) { + return this.pushStack( winnow(this, selector || [], true) ); }, + is: function( selector ) { + return !!winnow( + this, - addClass: function( value ) { - if ( jQuery.isFunction( value ) ) { - return this.each(function(i) { - var self = jQuery(this); - self.addClass( value.call(this, i, self.attr("class") || "") ); - }); + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; + } +}); + + +// Initialize a jQuery object + + +// A central reference to the root jQuery(document) +var rootjQuery, + + // Use the correct document accordingly with window argument (sandbox) + document = window.document, + + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + + init = jQuery.fn.init = function( selector, context ) { + var match, elem; + + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; } - if ( value && typeof value === "string" ) { - var classNames = (value || "").split( rspace ); + // 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 ]; - for ( var i = 0, l = this.length; i < l; i++ ) { - var elem = this[i]; + } else { + match = rquickExpr.exec( selector ); + } - if ( elem.nodeType === 1 ) { - if ( !elem.className ) { - elem.className = value; + // Match html or make sure no context is specified for #id + if ( match && (match[1] || !context) ) { - } else { - var className = " " + elem.className + " ", - setClass = elem.className; + // HANDLE: $(html) -> $(array) + if ( match[1] ) { + context = context instanceof jQuery ? context[0] : context; - for ( var c = 0, cl = classNames.length; c < cl; c++ ) { - if ( className.indexOf( " " + classNames[c] + " " ) < 0 ) { - setClass += " " + classNames[c]; + // scripts is true for back-compat + // Intentionally let the error be thrown if parseHTML is not present + jQuery.merge( this, jQuery.parseHTML( + match[1], + context && context.nodeType ? context.ownerDocument || context : document, + true + ) ); + + // HANDLE: $(html, props) + if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + for ( match in context ) { + // Properties of context are called as methods if possible + if ( jQuery.isFunction( this[ match ] ) ) { + this[ match ]( context[ match ] ); + + // ...and otherwise set as attributes + } else { + this.attr( match, context[ match ] ); } } - elem.className = jQuery.trim( setClass ); } + + return this; + + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[2] ); + + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + if ( elem && elem.parentNode ) { + // Handle the case where IE and Opera return items + // by name instead of ID + if ( elem.id !== match[2] ) { + return rootjQuery.find( selector ); + } + + // Otherwise, we inject the element directly into the jQuery object + this.length = 1; + this[0] = elem; + } + + this.context = document; + this.selector = selector; + return this; } + + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || rootjQuery ).find( selector ); + + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); } - } - return this; - }, + // HANDLE: $(DOMElement) + } else if ( selector.nodeType ) { + this.context = this[0] = selector; + this.length = 1; + return this; - removeClass: function( value ) { - if ( jQuery.isFunction(value) ) { - return this.each(function(i) { - var self = jQuery(this); - self.removeClass( value.call(this, i, self.attr("class")) ); - }); + // 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 ( (value && typeof value === "string") || value === undefined ) { - var classNames = (value || "").split( rspace ); + if ( selector.selector !== undefined ) { + this.selector = selector.selector; + this.context = selector.context; + } - for ( var i = 0, l = this.length; i < l; i++ ) { - var elem = this[i]; + return jQuery.makeArray( selector, this ); + }; - if ( elem.nodeType === 1 && elem.className ) { - if ( value ) { - var className = (" " + elem.className + " ").replace(rclass, " "); - for ( var c = 0, cl = classNames.length; c < cl; c++ ) { - className = className.replace(" " + classNames[c] + " ", " "); - } - elem.className = jQuery.trim( className ); +// Give the init function the jQuery prototype for later instantiation +init.prototype = jQuery.fn; - } else { - elem.className = ""; - } - } +// Initialize central reference +rootjQuery = jQuery( document ); + + +var rparentsprev = /^(?:parents|prev(?:Until|All))/, + // methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; + +jQuery.extend({ + dir: function( elem, dir, until ) { + var matched = [], + cur = elem[ dir ]; + + while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) { + if ( cur.nodeType === 1 ) { + matched.push( cur ); } + cur = cur[dir]; } - - return this; + return matched; }, - toggleClass: function( value, stateVal ) { - var type = typeof value, - isBool = typeof stateVal === "boolean"; + sibling: function( n, elem ) { + var r = []; - if ( jQuery.isFunction( value ) ) { - return this.each(function(i) { - var self = jQuery(this); - self.toggleClass( value.call(this, i, self.attr("class"), stateVal), stateVal ); - }); + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + r.push( n ); + } } - return this.each(function() { - if ( type === "string" ) { - // toggle individual class names - var className, - i = 0, - self = jQuery( this ), - state = stateVal, - classNames = value.split( rspace ); + return r; + } +}); - while ( (className = classNames[ i++ ]) ) { - // check each className given, space seperated list - state = isBool ? state : !self.hasClass( className ); - self[ state ? "addClass" : "removeClass" ]( className ); - } +jQuery.fn.extend({ + has: function( target ) { + var i, + targets = jQuery( target, this ), + len = targets.length; - } else if ( type === "undefined" || type === "boolean" ) { - if ( this.className ) { - // store className if set - jQuery._data( this, "__className__", this.className ); + return this.filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( this, targets[i] ) ) { + return true; } - - // toggle whole className - this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; } }); }, - hasClass: function( selector ) { - var className = " " + selector + " "; - for ( var i = 0, l = this.length; i < l; i++ ) { - if ( (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) > -1 ) { - return true; + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + matched = [], + pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? + jQuery( selectors, context || this.context ) : + 0; + + for ( ; i < l; i++ ) { + for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { + // Always skip document fragments + if ( cur.nodeType < 11 && (pos ? + pos.index(cur) > -1 : + + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector(cur, selectors)) ) { + + matched.push( cur ); + break; + } } } - return false; + return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); }, - val: function( value ) { - var hooks, ret, - elem = this[0]; - - if ( !arguments.length ) { - if ( elem ) { - hooks = jQuery.valHooks[ elem.nodeName.toLowerCase() ] || jQuery.valHooks[ elem.type ]; + // Determine the position of an element within + // the matched set of elements + index: function( elem ) { - if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { - return ret; - } + // No argument, return index in parent + if ( !elem ) { + return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1; + } - return (elem.value || "").replace(rreturn, ""); - } - - return undefined; + // index in selector + if ( typeof elem === "string" ) { + return jQuery.inArray( this[0], jQuery( elem ) ); } - var isFunction = jQuery.isFunction( value ); + // Locate the position of the desired element + return jQuery.inArray( + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[0] : elem, this ); + }, - return this.each(function( i ) { - var self = jQuery(this), val; + add: function( selector, context ) { + return this.pushStack( + jQuery.unique( + jQuery.merge( this.get(), jQuery( selector, context ) ) + ) + ); + }, - if ( this.nodeType !== 1 ) { - return; - } + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); + } +}); - if ( isFunction ) { - val = value.call( this, i, self.val() ); - } else { - val = value; - } +function sibling( cur, dir ) { + do { + cur = cur[ dir ]; + } while ( cur && cur.nodeType !== 1 ); - // Treat null/undefined as ""; convert numbers to string - if ( val == null ) { - val = ""; - } else if ( typeof val === "number" ) { - val += ""; - } else if ( jQuery.isArray( val ) ) { - val = jQuery.map(val, function ( value ) { - return value == null ? "" : value + ""; - }); - } + return cur; +} - hooks = jQuery.valHooks[ this.nodeName.toLowerCase() ] || jQuery.valHooks[ this.type ]; +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 jQuery.nodeName( elem, "iframe" ) ? + elem.contentDocument || elem.contentWindow.document : + jQuery.merge( [], elem.childNodes ); + } +}, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var ret = jQuery.map( this, fn, until ); - // If set returns undefined, fall back to normal setting - if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { - this.value = val; + if ( name.slice( -5 ) !== "Until" ) { + selector = until; + } + + if ( selector && typeof selector === "string" ) { + ret = jQuery.filter( selector, ret ); + } + + if ( this.length > 1 ) { + // Remove duplicates + if ( !guaranteedUnique[ name ] ) { + ret = jQuery.unique( ret ); } - }); - } -}); -jQuery.extend({ - valHooks: { - option: { - get: function( elem ) { - // attributes.value is undefined in Blackberry 4.7 but - // uses .value. See #6932 - var val = elem.attributes.value; - return !val || val.specified ? elem.value : elem.text; + // Reverse order for parents* and prev-derivatives + if ( rparentsprev.test( name ) ) { + ret = ret.reverse(); } - }, - select: { - get: function( elem ) { - var value, - index = elem.selectedIndex, - values = [], - options = elem.options, - one = elem.type === "select-one"; + } - // Nothing was selected - if ( index < 0 ) { - return null; - } + return this.pushStack( ret ); + }; +}); +var rnotwhite = (/\S+/g); - // Loop through all the selected options - for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { - var option = options[ i ]; - // Don't return options that are disabled or in a disabled optgroup - if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) && - (!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) { - // Get the specific value for the option - value = jQuery( option ).val(); +// String to Object options format cache +var optionsCache = {}; - // We don't need an array for one selects - if ( one ) { - return value; - } +// 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; +} - // Multi-Selects return an array - values.push( value ); +/* + * 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 // Flag to know if list is currently firing + firing, + // Last fire value (for non-forgettable lists) + memory, + // Flag to know if list was already fired + fired, + // End of the loop when firing + firingLength, + // Index of currently firing callback (modified by remove if needed) + firingIndex, + // First callback to fire (used internally by add and fireWith) + firingStart, + // 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(); } - - // Fixes Bug #2551 -- select.val() broken in IE after form.reset() - if ( one && !values.length && options.length ) { - return jQuery( options[ index ] ).val(); + } + }, + // 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 values; + 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; + } + }; - set: function( elem, value ) { - var values = jQuery.makeArray( value ); + return self; +}; - jQuery(elem).find("option").each(function() { - this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; - }); - if ( !values.length ) { - elem.selectedIndex = -1; +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; } - return values; + }, + 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; }, - attrFn: { - val: true, - css: true, - html: true, - text: true, - data: true, - width: true, - height: true, - offset: true + // 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 ); + } }, - - attrFix: { - // Always normalize to ensure hook usage - tabindex: "tabIndex" - }, - - attr: function( elem, name, value, pass ) { - var nType = elem.nodeType; - - // don't get/set attributes on text, comment and attribute nodes - if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { - return undefined; + + // 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; } - if ( pass && name in jQuery.attrFn ) { - return jQuery( elem )[ name ]( value ); + // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). + if ( !document.body ) { + return setTimeout( jQuery.ready ); } - // Fallback to prop when attributes are not supported - if ( !("getAttribute" in elem) ) { - return jQuery.prop( elem, name, value ); + // 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; } - var ret, hooks, - notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); - // Normalize the name if needed - name = notxml && jQuery.attrFix[ name ] || name; + // Trigger any bound ready events + if ( jQuery.fn.trigger ) { + jQuery( document ).trigger("ready").off("ready"); + } + } +}); - hooks = jQuery.attrHooks[ name ]; +/** + * Clean-up method for dom ready events + */ +function detach() { + if ( document.addEventListener ) { + document.removeEventListener( "DOMContentLoaded", completed, false ); + window.removeEventListener( "load", completed, false ); - if ( !hooks ) { - // Use boolHook for boolean attributes - if ( rboolean.test( name ) && - (typeof value === "boolean" || value === undefined || value.toLowerCase() === name.toLowerCase()) ) { + } else { + document.detachEvent( "onreadystatechange", completed ); + window.detachEvent( "onload", completed ); + } +} - hooks = boolHook; +/** + * The ready event handler and self cleanup method + */ +function completed() { + // readyState === "complete" is good enough for us to call the dom ready in oldIE + if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) { + detach(); + jQuery.ready(); + } +} - // Use formHook for forms and if the name contains certain characters - } else if ( formHook && (jQuery.nodeName( elem, "form" ) || rinvalidChar.test( name )) ) { - hooks = formHook; +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 ); + + // Standards-based browsers support DOMContentLoaded + } else if ( document.addEventListener ) { + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed, false ); + + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed, false ); + + // If IE event model is used + } else { + // Ensure firing before onload, maybe late but safe also for iframes + document.attachEvent( "onreadystatechange", completed ); + + // A fallback to window.onload, that will always work + window.attachEvent( "onload", completed ); + + // If IE and not a frame + // continually check to see if the document is ready + var top = false; + + try { + top = window.frameElement == null && document.documentElement; + } catch(e) {} + + if ( top && top.doScroll ) { + (function doScrollCheck() { + if ( !jQuery.isReady ) { + + try { + // Use the trick by Diego Perini + // http://javascript.nwbox.com/IEContentLoaded/ + top.doScroll("left"); + } catch(e) { + return setTimeout( doScrollCheck, 50 ); + } + + // detach all dom ready events + detach(); + + // and execute any waiting functions + jQuery.ready(); + } + })(); } } + } + return readyList.promise( obj ); +}; - if ( value !== undefined ) { - if ( value === null ) { - jQuery.removeAttr( elem, name ); - return undefined; +var strundefined = typeof undefined; - } else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) { - return ret; - } else { - elem.setAttribute( name, "" + value ); - return value; - } - } else if ( hooks && "get" in hooks && notxml ) { - return hooks.get( elem, name ); +// Support: IE<9 +// Iteration over object's inherited properties before its own +var i; +for ( i in jQuery( support ) ) { + break; +} +support.ownLast = i !== "0"; +// Note: most support tests are defined in their respective modules. +// false until the test is run +support.inlineBlockNeedsLayout = false; + +jQuery(function() { + // We need to execute this one support test ASAP because we need to know + // if body.style.zoom needs to be set. + + var container, div, + body = document.getElementsByTagName("body")[0]; + + if ( !body ) { + // Return for frameset docs that don't have a body + return; + } + + // Setup + container = document.createElement( "div" ); + container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px"; + + div = document.createElement( "div" ); + body.appendChild( container ).appendChild( div ); + + if ( typeof div.style.zoom !== strundefined ) { + // Support: IE<8 + // Check if natively block-level elements act like inline-block + // elements when setting their display to 'inline' and giving + // them layout + div.style.cssText = "border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1"; + + if ( (support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 )) ) { + // Prevent IE 6 from affecting layout for positioned elements #11048 + // Prevent IE from shrinking the body in IE 7 mode #12869 + // Support: IE<8 + body.style.zoom = 1; + } + } + + body.removeChild( container ); + + // Null elements to avoid leaks in IE + container = div = null; +}); + + + + +(function() { + var div = document.createElement( "div" ); + + // Execute the test only if not already executed in another module. + if (support.deleteExpando == null) { + // Support: IE<9 + support.deleteExpando = true; + try { + delete div.test; + } catch( e ) { + support.deleteExpando = false; + } + } + + // Null elements to avoid leaks in IE. + div = null; +})(); + + +/** + * Determines whether an object can have data + */ +jQuery.acceptData = function( elem ) { + var noData = jQuery.noData[ (elem.nodeName + " ").toLowerCase() ], + nodeType = +elem.nodeType || 1; + + // Do not set data on non-element DOM nodes because it will not be cleared (#8335). + return nodeType !== 1 && nodeType !== 9 ? + false : + + // Nodes accept data unless otherwise specified; rejection can be conditional + !noData || noData !== true && elem.getAttribute("classid") === noData; +}; + + +var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /([A-Z])/g; + +function dataAttr( elem, key, data ) { + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + + var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + + data = elem.getAttribute( name ); + + if ( typeof data === "string" ) { + try { + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : + // Only convert to a number if it doesn't change the string + +data + "" === data ? +data : + rbrace.test( data ) ? jQuery.parseJSON( data ) : + data; + } catch( e ) {} + + // Make sure we set the data so it isn't changed later + jQuery.data( elem, key, data ); + } else { + data = undefined; + } + } - ret = elem.getAttribute( name ); + return data; +} - // Non-existent attributes return null, we normalize to undefined - return ret === null ? - undefined : - ret; +// checks a cache object for emptiness +function isEmptyDataObject( obj ) { + var name; + for ( name in obj ) { + + // if the public data object is empty, the private is still empty + if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { + continue; } - }, + if ( name !== "toJSON" ) { + return false; + } + } - removeAttr: function( elem, name ) { - var propName; - if ( elem.nodeType === 1 ) { - name = jQuery.attrFix[ name ] || name; - - if ( jQuery.support.getSetAttribute ) { - // Use removeAttribute in browsers that support it - elem.removeAttribute( name ); - } else { - jQuery.attr( elem, name, "" ); - elem.removeAttributeNode( elem.getAttributeNode( name ) ); - } + return true; +} - // Set corresponding property to false for boolean attributes - if ( rboolean.test( name ) && (propName = jQuery.propFix[ name ] || name) in elem ) { - elem[ propName ] = false; - } +function internalData( elem, name, data, pvt /* Internal Use Only */ ) { + if ( !jQuery.acceptData( elem ) ) { + return; + } + + var ret, thisCache, + internalKey = jQuery.expando, + + // We have to handle DOM nodes and JS objects differently because IE6-7 + // can't GC object references properly across the DOM-JS boundary + isNode = elem.nodeType, + + // Only DOM nodes need the global jQuery cache; JS object data is + // attached directly to the object so GC can occur automatically + cache = isNode ? jQuery.cache : elem, + + // Only defining an ID for JS objects if its cache already exists allows + // the code to shortcut on the same path as a DOM node with no cache + id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; + + // Avoid doing any more work than we need to when trying to get data on an + // object that has no data at all + if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) { + return; + } + + if ( !id ) { + // Only DOM nodes need a new unique ID for each element since their data + // ends up in the global cache + if ( isNode ) { + id = elem[ internalKey ] = deletedIds.pop() || jQuery.guid++; + } else { + id = internalKey; } - }, + } - attrHooks: { - type: { - set: function( elem, value ) { - // We can't allow the type property to be changed (since it causes problems in IE) - if ( rtype.test( elem.nodeName ) && elem.parentNode ) { - jQuery.error( "type property can't be changed" ); - } else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) { - // Setting the type on a radio button after the value resets the value in IE6-9 - // Reset value to it's default in case type is set after value - // This is for element creation - var val = elem.value; - elem.setAttribute( "type", value ); - if ( val ) { - elem.value = val; + if ( !cache[ id ] ) { + // Avoid exposing jQuery metadata on plain JS objects when the object + // is serialized using JSON.stringify + cache[ id ] = isNode ? {} : { toJSON: jQuery.noop }; + } + + // An object can be passed to jQuery.data instead of a key/value pair; this gets + // shallow copied over onto the existing cache + if ( typeof name === "object" || typeof name === "function" ) { + if ( pvt ) { + cache[ id ] = jQuery.extend( cache[ id ], name ); + } else { + cache[ id ].data = jQuery.extend( cache[ id ].data, name ); + } + } + + thisCache = cache[ id ]; + + // jQuery data() is stored in a separate object inside the object's internal data + // cache in order to avoid key collisions between internal data and user-defined + // data. + if ( !pvt ) { + if ( !thisCache.data ) { + thisCache.data = {}; + } + + thisCache = thisCache.data; + } + + if ( data !== undefined ) { + thisCache[ jQuery.camelCase( name ) ] = data; + } + + // Check for both converted-to-camel and non-converted data property names + // If a data property was specified + if ( typeof name === "string" ) { + + // First Try to find as-is property data + ret = thisCache[ name ]; + + // Test for null|undefined property data + if ( ret == null ) { + + // Try to find the camelCased property + ret = thisCache[ jQuery.camelCase( name ) ]; + } + } else { + ret = thisCache; + } + + return ret; +} + +function internalRemoveData( elem, name, pvt ) { + if ( !jQuery.acceptData( elem ) ) { + return; + } + + var thisCache, i, + isNode = elem.nodeType, + + // See jQuery.data for more information + cache = isNode ? jQuery.cache : elem, + id = isNode ? elem[ jQuery.expando ] : jQuery.expando; + + // If there is already no cache entry for this object, there is no + // purpose in continuing + if ( !cache[ id ] ) { + return; + } + + if ( name ) { + + thisCache = pvt ? cache[ id ] : cache[ id ].data; + + if ( thisCache ) { + + // Support array or space separated string names for data keys + if ( !jQuery.isArray( name ) ) { + + // try the string as a key before any manipulation + if ( name in thisCache ) { + name = [ name ]; + } else { + + // split the camel cased version by spaces unless a key with the spaces exists + name = jQuery.camelCase( name ); + if ( name in thisCache ) { + name = [ name ]; + } else { + name = name.split(" "); } - return value; } + } else { + // If "name" is an array of keys... + // When data is initially created, via ("key", "val") signature, + // keys will be converted to camelCase. + // Since there is no way to tell _how_ a key was added, remove + // both plain key and camelCase key. #12786 + // This will only penalize the array argument path. + name = name.concat( jQuery.map( name, jQuery.camelCase ) ); } - }, - tabIndex: { - get: function( elem ) { - // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set - // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ - var attributeNode = elem.getAttributeNode("tabIndex"); - return attributeNode && attributeNode.specified ? - parseInt( attributeNode.value, 10 ) : - rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? - 0 : - undefined; + i = name.length; + while ( i-- ) { + delete thisCache[ name[i] ]; } + + // If there is no data left in the cache, we want to continue + // and let the cache object itself get destroyed + if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) { + return; + } } + } + + // See jQuery.data for more information + if ( !pvt ) { + delete cache[ id ].data; + + // Don't destroy the parent cache unless the internal data object + // had been the only thing left in it + if ( !isEmptyDataObject( cache[ id ] ) ) { + return; + } + } + + // Destroy the cache + if ( isNode ) { + jQuery.cleanData( [ elem ], true ); + + // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) + /* jshint eqeqeq: false */ + } else if ( support.deleteExpando || cache != cache.window ) { + /* jshint eqeqeq: true */ + delete cache[ id ]; + + // When all else fails, null + } else { + cache[ id ] = null; + } +} + +jQuery.extend({ + cache: {}, + + // The following elements (space-suffixed to avoid Object.prototype collisions) + // throw uncatchable exceptions if you attempt to set expando properties + noData: { + "applet ": true, + "embed ": true, + // ...but Flash objects (which have this classid) *can* handle expandos + "object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" }, - propFix: { - tabindex: "tabIndex", - readonly: "readOnly", - "for": "htmlFor", - "class": "className", - maxlength: "maxLength", - cellspacing: "cellSpacing", - cellpadding: "cellPadding", - rowspan: "rowSpan", - colspan: "colSpan", - usemap: "useMap", - frameborder: "frameBorder", - contenteditable: "contentEditable" + hasData: function( elem ) { + elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; + return !!elem && !isEmptyDataObject( elem ); }, - - prop: function( elem, name, value ) { - var nType = elem.nodeType; - // don't get/set properties on text, comment and attribute nodes - if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { - return undefined; - } + data: function( elem, name, data ) { + return internalData( elem, name, data ); + }, - var ret, hooks, - notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); + removeData: function( elem, name ) { + return internalRemoveData( elem, name ); + }, - // Try to normalize/fix the name - name = notxml && jQuery.propFix[ name ] || name; - - hooks = jQuery.propHooks[ name ]; + // For internal use only. + _data: function( elem, name, data ) { + return internalData( elem, name, data, true ); + }, - if ( value !== undefined ) { - if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { - return ret; + _removeData: function( elem, name ) { + return internalRemoveData( elem, name, true ); + } +}); - } else { - return (elem[ name ] = value); - } +jQuery.fn.extend({ + data: function( key, value ) { + var i, name, data, + elem = this[0], + attrs = elem && elem.attributes; - } else { - if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== undefined ) { - return ret; + // Special expections of .data basically thwart jQuery.access, + // so implement the relevant behavior ourselves - } else { - return elem[ name ]; + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = jQuery.data( elem ); + + if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { + i = attrs.length; + while ( i-- ) { + name = attrs[i].name; + + if ( name.indexOf("data-") === 0 ) { + name = jQuery.camelCase( name.slice(5) ); + + dataAttr( elem, name, data[ name ] ); + } + } + jQuery._data( elem, "parsedAttrs", true ); + } } + + return data; } + + // Sets multiple values + if ( typeof key === "object" ) { + return this.each(function() { + jQuery.data( this, key ); + }); + } + + return arguments.length > 1 ? + + // Sets one value + this.each(function() { + jQuery.data( this, key, value ); + }) : + + // Gets one value + // Try to fetch any internally stored data first + elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : undefined; }, - - propHooks: {} + + removeData: function( key ) { + return this.each(function() { + jQuery.removeData( this, key ); + }); + } }); -// Hook for boolean attributes -boolHook = { - get: function( elem, name ) { - // Align boolean attributes with corresponding properties - return elem[ jQuery.propFix[ name ] || name ] ? - name.toLowerCase() : - undefined; + +jQuery.extend({ + queue: function( elem, type, data ) { + var queue; + + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = jQuery._data( elem, type ); + + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || jQuery.isArray(data) ) { + queue = jQuery._data( elem, type, jQuery.makeArray(data) ); + } else { + queue.push( data ); + } + } + return queue || []; + } }, - set: function( elem, value, name ) { - var propName; - if ( value === false ) { - // Remove boolean attributes when set to false - jQuery.removeAttr( elem, name ); - } else { - // value is true since we know at this point it's type boolean and not false - // Set boolean attributes to the same name and set the DOM property - propName = jQuery.propFix[ name ] || name; - if ( propName in elem ) { - // Only set the IDL specifically if it already exists on the element - elem[ propName ] = value; + + 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" ); } - elem.setAttribute( name, name.toLowerCase() ); + // clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); } - return name; - } -}; -// Use the value property for back compat -// Use the formHook for button elements in IE6/7 (#1954) -jQuery.attrHooks.value = { - get: function( elem, name ) { - if ( formHook && jQuery.nodeName( elem, "button" ) ) { - return formHook.get( elem, name ); + if ( !startLength && hooks ) { + hooks.empty.fire(); } - return elem.value; }, - set: function( elem, value, name ) { - if ( formHook && jQuery.nodeName( elem, "button" ) ) { - return formHook.set( elem, value, name ); - } - // Does not return so that setAttribute is also used - elem.value = value; + + // not intended for public consumption - generates a queueHooks object, or returns the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return jQuery._data( elem, key ) || jQuery._data( elem, key, { + empty: jQuery.Callbacks("once memory").add(function() { + jQuery._removeData( elem, type + "queue" ); + jQuery._removeData( elem, key ); + }) + }); } -}; +}); -// IE6/7 do not support getting/setting some attributes with get/setAttribute -if ( !jQuery.support.getSetAttribute ) { +jQuery.fn.extend({ + queue: function( type, data ) { + var setter = 2; - // propFix is more comprehensive and contains all fixes - jQuery.attrFix = jQuery.propFix; - - // Use this for any attribute on a form in IE6/7 - formHook = jQuery.attrHooks.name = jQuery.valHooks.button = { - get: function( elem, name ) { - var ret; - ret = elem.getAttributeNode( name ); - // Return undefined if nodeValue is empty string - return ret && ret.nodeValue !== "" ? - ret.nodeValue : - undefined; - }, - set: function( elem, value, name ) { - // Check form objects in IE (multiple bugs related) - // Only use nodeValue if the attribute node exists on the form - var ret = elem.getAttributeNode( name ); - if ( ret ) { - ret.nodeValue = value; - return value; - } + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; } - }; - // Set width and height to auto instead of 0 on empty string( Bug #8150 ) - // This is for removals - jQuery.each([ "width", "height" ], function( i, name ) { - jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { - set: function( elem, value ) { - if ( value === "" ) { - elem.setAttribute( name, "auto" ); - return value; + 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"; -// Some attributes require a special call on IE -if ( !jQuery.support.hrefNormalized ) { - jQuery.each([ "href", "src", "width", "height" ], function( i, name ) { - jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { - get: function( elem ) { - var ret = elem.getAttribute( name, 2 ); - return ret === null ? undefined : ret; + while ( i-- ) { + tmp = jQuery._data( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); } - }); - }); -} - -if ( !jQuery.support.style ) { - jQuery.attrHooks.style = { - get: function( elem ) { - // Return undefined in the case of empty string - // Normalize to lowercase since IE uppercases css property names - return elem.style.cssText.toLowerCase() || undefined; - }, - set: function( elem, value ) { - return (elem.style.cssText = "" + value); } + 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 ); }; -} -// Safari mis-reports the default selected property of an option -// Accessing the parent's selectedIndex property fixes it -if ( !jQuery.support.optSelected ) { - jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, { - get: function( elem ) { - var parent = elem.parentNode; - if ( parent ) { - parent.selectedIndex; - // Make sure that it also works with optgroups, see #5701 - if ( parent.parentNode ) { - parent.parentNode.selectedIndex; - } +// Multifunctional method to get and set values of a collection +// The value/s can optionally be executed if it's a function +var access = jQuery.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 ); + }; } } - }); -} -// Radios and checkboxes getter/setter -if ( !jQuery.support.checkOn ) { - jQuery.each([ "radio", "checkbox" ], function() { - jQuery.valHooks[ this ] = { - get: function( elem ) { - // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified - return elem.getAttribute("value") === null ? "on" : elem.value; + if ( fn ) { + for ( ; i < length; i++ ) { + fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); } - }; - }); -} -jQuery.each([ "radio", "checkbox" ], function() { - jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], { - set: function( elem, value ) { - if ( jQuery.isArray( value ) ) { - return (elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0); - } } - }); -}); + } + return chainable ? + elems : + // Gets + bulk ? + fn.call( elems ) : + length ? fn( elems[0], key ) : emptyGet; +}; +var rcheckableType = (/^(?:checkbox|radio)$/i); -var hasOwn = Object.prototype.hasOwnProperty, - rnamespaces = /\.(.*)$/, - rformElems = /^(?:textarea|input|select)$/i, - rperiod = /\./g, - rspaces = / /g, - rescape = /[^\w\s.|`]/g, - fcleanup = function( nm ) { - return nm.replace(rescape, "\\$&"); - }; +(function() { + var fragment = document.createDocumentFragment(), + div = document.createElement("div"), + input = document.createElement("input"); + + // Setup + div.setAttribute( "className", "t" ); + div.innerHTML = "
a"; + + // IE strips leading whitespace when .innerHTML is used + support.leadingWhitespace = div.firstChild.nodeType === 3; + + // Make sure that tbody elements aren't automatically inserted + // IE will insert them into empty tables + support.tbody = !div.getElementsByTagName( "tbody" ).length; + + // Make sure that link elements get serialized correctly by innerHTML + // This requires a wrapper element in IE + support.htmlSerialize = !!div.getElementsByTagName( "link" ).length; + + // Makes sure cloning an html5 element does not cause problems + // Where outerHTML is undefined, this still works + support.html5Clone = + document.createElement( "nav" ).cloneNode( true ).outerHTML !== "<:nav>"; + + // Check if a disconnected checkbox will retain its checked + // value of true after appended to the DOM (IE6/7) + input.type = "checkbox"; + input.checked = true; + fragment.appendChild( input ); + support.appendChecked = input.checked; + + // Make sure textarea (and checkbox) defaultValue is properly cloned + // Support: IE6-IE11+ + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; + + // #11217 - WebKit loses check when the name is after the checked attribute + fragment.appendChild( div ); + div.innerHTML = ""; + + // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3 + // old WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + + // Support: IE<9 + // Opera does not clone events (and typeof div.attachEvent === undefined). + // IE9-10 clones events bound via attachEvent, but they don't trigger with .click() + support.noCloneEvent = true; + if ( div.attachEvent ) { + div.attachEvent( "onclick", function() { + support.noCloneEvent = false; + }); + + div.cloneNode( true ).click(); + } + + // Execute the test only if not already executed in another module. + if (support.deleteExpando == null) { + // Support: IE<9 + support.deleteExpando = true; + try { + delete div.test; + } catch( e ) { + support.deleteExpando = false; + } + } + + // Null elements to avoid leaks in IE. + fragment = div = input = null; +})(); + + +(function() { + var i, eventName, + div = document.createElement( "div" ); + + // Support: IE<9 (lack submit/change bubble), Firefox 23+ (lack focusin event) + for ( i in { submit: true, change: true, focusin: true }) { + eventName = "on" + i; + + if ( !(support[ i + "Bubbles" ] = eventName in window) ) { + // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP) + div.setAttribute( eventName, "t" ); + support[ i + "Bubbles" ] = div.attributes[ eventName ].expando === false; + } + } + + // Null elements to avoid leaks in IE. + div = null; +})(); + + +var rformElems = /^(?:input|select|textarea)$/i, + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + +function returnTrue() { + return true; +} + +function returnFalse() { + return false; +} + +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} + /* - * A number of helper functions used for managing events. - * Many of the ideas behind this code originated from - * Dean Edwards' addEvent library. + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. */ jQuery.event = { - // Bind an event to an element - // Original by Dean Edwards - add: function( elem, types, handler, data ) { - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } + global: {}, - if ( handler === false ) { - handler = returnFalse; - } else if ( !handler ) { - // Fixes bug #7229. Fix recommended by jdalton + add: function( elem, types, handler, data, selector ) { + var tmp, events, t, handleObjIn, + special, eventHandle, handleObj, + handlers, type, namespaces, origType, + elemData = jQuery._data( elem ); + + // Don't attach events to noData or text/comment nodes (but allow plain objects) + if ( !elemData ) { return; } - var handleObjIn, handleObj; - + // 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 function being executed has a unique ID + // 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 - var elemData = jQuery._data( elem ); - - // If no elemData is found then we must be trying to bind to one of the - // banned noData elements - if ( !elemData ) { - return; + // Init the element's event structure and main handler, if this is the first + if ( !(events = elemData.events) ) { + events = elemData.events = {}; } - - var events = elemData.events, - eventHandle = elemData.handle; - - if ( !events ) { - elemData.events = events = {}; - } - - if ( !eventHandle ) { - elemData.handle = eventHandle = function( e ) { + if ( !(eventHandle = elemData.handle) ) { + eventHandle = elemData.handle = function( e ) { // Discard the second event of a jQuery.event.trigger() and // when an event is called after a page has unloaded - return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ? - jQuery.event.handle.apply( eventHandle.elem, arguments ) : + 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; } - // Add elem as a property of the handle function - // This is to prevent a memory leak with non-native events in IE. - eventHandle.elem = elem; - // Handle multiple events separated by a space - // jQuery(...).bind("mouseover mouseout", fn); - types = types.split(" "); + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); - var type, i = 0, namespaces; + // There *must* be a type, no attaching namespace-only handlers + if ( !type ) { + continue; + } - while ( (type = types[ i++ ]) ) { - handleObj = handleObjIn ? - jQuery.extend({}, handleObjIn) : - { handler: handler, data: data }; + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; - // Namespaced event handlers - if ( type.indexOf(".") > -1 ) { - namespaces = type.split("."); - type = namespaces.shift(); - handleObj.namespace = namespaces.slice(0).sort().join("."); + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; - } else { - namespaces = []; - handleObj.namespace = ""; - } + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; - handleObj.type = type; - if ( !handleObj.guid ) { - handleObj.guid = handler.guid; - } + // 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 ); - // Get the current list of functions bound to this event - var handlers = events[ type ], - special = jQuery.event.special[ type ] || {}; - - // Init the event handler queue - if ( !handlers ) { + // Init the event handler queue if we're the first + if ( !(handlers = events[ type ]) ) { handlers = events[ type ] = []; + handlers.delegateCount = 0; - // Check for a special event handler - // Only use addEventListener/attachEvent if the special - // events handler returns false + // Only use addEventListener/attachEvent if the special events handler returns false if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { // Bind the global event handler to the element if ( elem.addEventListener ) { @@ -2623,425 +4355,514 @@ } } - // Add the function to the element's handler list - handlers.push( handleObj ); + // 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 been used, for event optimization + // 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; }, - global: {}, - // Detach an event or set of events from an element - remove: function( elem, types, handler, pos ) { - // don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } + remove: function( elem, types, handler, selector, mappedTypes ) { + var j, handleObj, tmp, + origCount, t, events, + special, handlers, type, + namespaces, origType, + elemData = jQuery.hasData( elem ) && jQuery._data( elem ); - if ( handler === false ) { - handler = returnFalse; - } - - var ret, type, fn, j, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType, - elemData = jQuery.hasData( elem ) && jQuery._data( elem ), - events = elemData && elemData.events; - - if ( !elemData || !events ) { + if ( !elemData || !(events = elemData.events) ) { return; } - // types is actually an event object here - if ( types && types.type ) { - handler = types.handler; - types = types.type; - } + // 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 for the element - if ( !types || typeof types === "string" && types.charAt(0) === "." ) { - types = types || ""; - - for ( type in events ) { - jQuery.event.remove( elem, type + types ); - } - - return; - } - - // Handle multiple events separated by a space - // jQuery(...).unbind("mouseover mouseout", fn); - types = types.split(" "); - - while ( (type = types[ i++ ]) ) { - origType = type; - handleObj = null; - all = type.indexOf(".") < 0; - namespaces = []; - - if ( !all ) { - // Namespaced event handlers - namespaces = type.split("."); - type = namespaces.shift(); - - namespace = new RegExp("(^|\\.)" + - jQuery.map( namespaces.slice(0).sort(), fcleanup ).join("\\.(?:.*\\.)?") + "(\\.|$)"); - } - - eventType = events[ type ]; - - if ( !eventType ) { - continue; - } - - if ( !handler ) { - for ( j = 0; j < eventType.length; j++ ) { - handleObj = eventType[ j ]; - - if ( all || namespace.test( handleObj.namespace ) ) { - jQuery.event.remove( elem, origType, handleObj.handler, j ); - eventType.splice( j--, 1 ); - } + // 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("\\.(?:.*\\.|)") + "(\\.|$)" ); - for ( j = pos || 0; j < eventType.length; j++ ) { - handleObj = eventType[ j ]; + // Remove matching events + origCount = j = handlers.length; + while ( j-- ) { + handleObj = handlers[ j ]; - if ( handler.guid === handleObj.guid ) { - // remove the given handler for the given type - if ( all || namespace.test( handleObj.namespace ) ) { - if ( pos == null ) { - eventType.splice( j--, 1 ); - } + 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 ( special.remove ) { - special.remove.call( elem, handleObj ); - } + if ( handleObj.selector ) { + handlers.delegateCount--; } - - if ( pos != null ) { - break; + if ( special.remove ) { + special.remove.call( elem, handleObj ); } } } - // remove generic event handler if no more handlers exist - if ( eventType.length === 0 || pos != null && eventType.length === 1 ) { - if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) { + // 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 ); } - ret = null; delete events[ type ]; } } // Remove the expando if it's no longer used if ( jQuery.isEmptyObject( events ) ) { - var handle = elemData.handle; - if ( handle ) { - handle.elem = null; - } - - delete elemData.events; delete elemData.handle; - if ( jQuery.isEmptyObject( elemData ) ) { - jQuery.removeData( elem, undefined, true ); - } + // removeData also checks for emptiness and clears the expando if empty + // so use it instead of delete + jQuery._removeData( elem, "events" ); } }, - - // Events that are safe to short-circuit if no handlers are attached. - // Native DOM events should not be added, they may have inline handlers. - customEvent: { - "getData": true, - "setData": true, - "changeData": true - }, trigger: function( event, data, elem, onlyHandlers ) { - // Event object or event type - var type = event.type || event, - namespaces = [], - exclusive; + var handle, ontype, cur, + bubbleType, special, tmp, i, + eventPath = [ elem || document ], + type = hasOwn.call( event, "type" ) ? event.type : event, + namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; - if ( type.indexOf("!") >= 0 ) { - // Exclusive events trigger only for the exact event (no namespaces) - type = type.slice(0, -1); - exclusive = true; + 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; - if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) { - // No jQuery handlers for this event type, and it can't have inline handlers - return; - } + // 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 ); - // Caller can pass in an Event, Object, or just an event type string - event = typeof event === "object" ? - // jQuery.Event object - event[ jQuery.expando ] ? event : - // Object literal - new jQuery.Event( type, event ) : - // Just the event type (string) - new jQuery.Event( type ); - - event.type = type; - event.exclusive = exclusive; + // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) + event.isTrigger = onlyHandlers ? 2 : 3; event.namespace = namespaces.join("."); - event.namespace_re = new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.)?") + "(\\.|$)"); - - // triggerHandler() and global events don't bubble or run the default action - if ( onlyHandlers || !elem ) { - event.preventDefault(); - event.stopPropagation(); - } + event.namespace_re = event.namespace ? + new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : + null; - // Handle a global trigger - if ( !elem ) { - // TODO: Stop taunting the data cache; remove global events and always attach to document - jQuery.each( jQuery.cache, function() { - // internalKey variable is just used to make it easier to find - // and potentially change this stuff later; currently it just - // points to jQuery.expando - var internalKey = jQuery.expando, - internalCache = this[ internalKey ]; - if ( internalCache && internalCache.events && internalCache.events[ type ] ) { - jQuery.event.trigger( event, data, internalCache.handle.elem ); - } - }); - return; + // Clean up the event in case it is being reused + event.result = undefined; + if ( !event.target ) { + event.target = elem; } - // Don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { + // 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; } - // Clean up the event in case it is being reused - event.result = undefined; - event.target = elem; + // 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 ) ) { - // Clone any incoming data and prepend the event, creating the handler arg list - data = data ? jQuery.makeArray( data ) : []; - data.unshift( event ); + bubbleType = special.delegateType || type; + if ( !rfocusMorph.test( bubbleType + type ) ) { + cur = cur.parentNode; + } + for ( ; cur; cur = cur.parentNode ) { + eventPath.push( cur ); + tmp = cur; + } - var cur = elem, - // IE doesn't like method names with a colon (#3533, #8272) - ontype = type.indexOf(":") < 0 ? "on" + type : ""; + // 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 event on the current element, then bubble up the DOM tree - do { - var handle = jQuery._data( cur, "handle" ); + // Fire handlers on the event path + i = 0; + while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { - event.currentTarget = cur; + event.type = i > 1 ? + bubbleType : + special.bindType || type; + + // jQuery handler + handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); if ( handle ) { handle.apply( cur, data ); } - // Trigger an inline bound script - if ( ontype && jQuery.acceptData( cur ) && cur[ ontype ] && cur[ ontype ].apply( cur, data ) === false ) { - event.result = false; - event.preventDefault(); + // Native handler + handle = ontype && cur[ ontype ]; + if ( handle && handle.apply && jQuery.acceptData( cur ) ) { + event.result = handle.apply( cur, data ); + if ( event.result === false ) { + event.preventDefault(); + } } + } + event.type = type; - // Bubble up to document, then to window - cur = cur.parentNode || cur.ownerDocument || cur === event.target.ownerDocument && window; - } while ( cur && !event.isPropagationStopped() ); - // If nobody prevented the default action, do it now - if ( !event.isDefaultPrevented() ) { - var old, - special = jQuery.event.special[ type ] || {}; + if ( !onlyHandlers && !event.isDefaultPrevented() ) { - if ( (!special._default || special._default.call( elem.ownerDocument, event ) === false) && - !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) { + 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. - // Can't use an .isFunction)() check here because IE6/7 fails that test. - // IE<9 dies on focus to hidden element (#1486), may want to revisit a try/catch. - try { - if ( ontype && elem[ type ] ) { - // Don't re-trigger an onFOO event when we call its FOO() method - old = elem[ ontype ]; + // Can't use an .isFunction() check here because IE6/7 fails that test. + // Don't do default actions on window, that's where global variables be (#6170) + if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) { - if ( old ) { - elem[ ontype ] = null; - } + // Don't re-trigger an onFOO event when we call its FOO() method + tmp = elem[ ontype ]; - jQuery.event.triggered = type; + if ( tmp ) { + elem[ ontype ] = null; + } + + // Prevent re-triggering of the same event, since we already bubbled it above + jQuery.event.triggered = type; + try { elem[ type ](); + } catch ( e ) { + // IE<9 dies on focus/blur to hidden element (#1486,#12518) + // only reproducible on winXP IE8 native, not IE9 in IE8 mode } - } catch ( ieError ) {} + jQuery.event.triggered = undefined; - if ( old ) { - elem[ ontype ] = old; + if ( tmp ) { + elem[ ontype ] = tmp; + } } - - jQuery.event.triggered = undefined; } } - + return event.result; }, - handle: function( event ) { - event = jQuery.event.fix( event || window.event ); - // Snapshot the handlers list since a called handler may add/remove events. - var handlers = ((jQuery._data( this, "events" ) || {})[ event.type ] || []).slice(0), - run_all = !event.exclusive && !event.namespace, - args = Array.prototype.slice.call( arguments, 0 ); + dispatch: function( event ) { - // Use the fix-ed Event rather than the (read-only) native event + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event ); + + var i, ret, handleObj, matched, j, + handlerQueue = [], + args = slice.call( arguments ), + handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], + special = jQuery.event.special[ event.type ] || {}; + + // Use the fix-ed jQuery.Event rather than the (read-only) native event args[0] = event; - event.currentTarget = this; + event.delegateTarget = this; - for ( var j = 0, l = handlers.length; j < l; j++ ) { - var handleObj = handlers[ j ]; + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { + return; + } - // Triggered event must 1) be non-exclusive and have no namespace, or - // 2) have namespace(s) a subset or equal to those in the bound event. - if ( run_all || event.namespace_re.test( handleObj.namespace ) ) { - // Pass in a reference to the handler function itself - // So that we can later remove it - event.handler = handleObj.handler; - event.data = handleObj.data; - event.handleObj = handleObj; + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - var ret = handleObj.handler.apply( this, args ); + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; - if ( ret !== undefined ) { - event.result = ret; - if ( ret === false ) { - event.preventDefault(); - event.stopPropagation(); + 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(); + } } } - - if ( event.isImmediatePropagationStopped() ) { - break; - } } } + + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } + return event.result; }, - props: "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode layerX layerY metaKey newValue offsetX offsetY pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "), + handlers: function( event, handlers ) { + var sel, handleObj, matches, i, + handlerQueue = [], + delegateCount = handlers.delegateCount, + cur = event.target; + // Find delegate handlers + // Black-hole SVG instance trees (#13180) + // Avoid non-left-click bubbling in Firefox (#3861) + if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + + /* jshint eqeqeq: false */ + for ( ; cur != this; cur = cur.parentNode || this ) { + /* jshint eqeqeq: true */ + + // Don't check non-elements (#13208) + // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) + if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) { + matches = []; + for ( i = 0; i < delegateCount; i++ ) { + handleObj = handlers[ i ]; + + // Don't conflict with Object.prototype properties (#13203) + sel = handleObj.selector + " "; + + if ( matches[ sel ] === undefined ) { + matches[ sel ] = handleObj.needsContext ? + jQuery( sel, this ).index( cur ) >= 0 : + jQuery.find( sel, this, null, [ cur ] ).length; + } + if ( matches[ sel ] ) { + matches.push( handleObj ); + } + } + if ( matches.length ) { + handlerQueue.push({ elem: cur, handlers: matches }); + } + } + } + } + + // Add the remaining (directly-bound) handlers + if ( delegateCount < handlers.length ) { + handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); + } + + return handlerQueue; + }, + fix: function( event ) { if ( event[ jQuery.expando ] ) { return event; } - // store a copy of the original event object - // and "clone" to set read-only properties - var originalEvent = event; - event = jQuery.Event( originalEvent ); + // Create a writable copy of the event object and normalize some properties + var i, prop, copy, + type = event.type, + originalEvent = event, + fixHook = this.fixHooks[ type ]; - for ( var i = this.props.length, prop; i; ) { - prop = this.props[ --i ]; + if ( !fixHook ) { + this.fixHooks[ type ] = fixHook = + rmouseEvent.test( type ) ? this.mouseHooks : + rkeyEvent.test( type ) ? this.keyHooks : + {}; + } + copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; + + event = new jQuery.Event( originalEvent ); + + i = copy.length; + while ( i-- ) { + prop = copy[ i ]; event[ prop ] = originalEvent[ prop ]; } - // Fix target property, if necessary + // Support: IE<9 + // Fix target property (#1925) if ( !event.target ) { - // Fixes #1925 where srcElement might not be defined either - event.target = event.srcElement || document; + event.target = originalEvent.srcElement || document; } - // check if target is a textnode (safari) + // Support: Chrome 23+, Safari? + // Target should not be a text node (#504, #13143) if ( event.target.nodeType === 3 ) { event.target = event.target.parentNode; } - // Add relatedTarget, if necessary - if ( !event.relatedTarget && event.fromElement ) { - event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; - } + // Support: IE<9 + // For mouse/key events, metaKey==false if it's undefined (#3368, #11328) + event.metaKey = !!event.metaKey; - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && event.clientX != null ) { - var eventDocument = event.target.ownerDocument || document, - doc = eventDocument.documentElement, - body = eventDocument.body; + return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; + }, - event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0); - event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0); - } + // Includes some event props shared by KeyEvent and MouseEvent + props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), - // Add which for key events - if ( event.which == null && (event.charCode != null || event.keyCode != null) ) { - event.which = event.charCode != null ? event.charCode : event.keyCode; - } + fixHooks: {}, - // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs) - if ( !event.metaKey && event.ctrlKey ) { - event.metaKey = event.ctrlKey; - } + keyHooks: { + props: "char charCode key keyCode".split(" "), + filter: function( event, original ) { - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && event.button !== undefined ) { - event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) )); - } + // Add which for key events + if ( event.which == null ) { + event.which = original.charCode != null ? original.charCode : original.keyCode; + } - return event; + return event; + } }, - // Deprecated, use jQuery.guid instead - guid: 1E8, + mouseHooks: { + props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + filter: function( event, original ) { + var body, eventDoc, doc, + button = original.button, + fromElement = original.fromElement; - // Deprecated, use jQuery.proxy instead - proxy: jQuery.proxy, + // Calculate pageX/Y if missing and clientX/Y available + if ( event.pageX == null && original.clientX != null ) { + eventDoc = event.target.ownerDocument || document; + doc = eventDoc.documentElement; + body = eventDoc.body; + event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); + event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); + } + + // Add relatedTarget, if necessary + if ( !event.relatedTarget && fromElement ) { + event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; + } + + // Add which for click: 1 === left; 2 === middle; 3 === right + // Note: button is not normalized, so don't use it + if ( !event.which && button !== undefined ) { + event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); + } + + return event; + } + }, + special: { - ready: { - // Make sure the ready event is setup - setup: jQuery.bindReady, - teardown: jQuery.noop + load: { + // Prevent triggered image.load events from bubbling to window.load + noBubble: true }, - - live: { - add: function( handleObj ) { - jQuery.event.add( this, - liveConvert( handleObj.origType, handleObj.selector ), - jQuery.extend({}, handleObj, {handler: liveHandler, guid: handleObj.handler.guid}) ); + focus: { + // Fire native event if possible so blur/focus sequence is correct + trigger: function() { + if ( this !== safeActiveElement() && this.focus ) { + try { + this.focus(); + return false; + } catch ( e ) { + // Support: IE<9 + // If we error on focus to hidden element (#1486, #12518), + // let .trigger() run the handlers + } + } }, + delegateType: "focusin" + }, + blur: { + trigger: function() { + if ( this === safeActiveElement() && this.blur ) { + this.blur(); + return false; + } + }, + delegateType: "focusout" + }, + click: { + // For checkbox, fire native event so checked state will be right + trigger: function() { + if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { + this.click(); + return false; + } + }, - remove: function( handleObj ) { - jQuery.event.remove( this, liveConvert( handleObj.origType, handleObj.selector ), handleObj ); + // For cross-browser consistency, don't fire native .click() on links + _default: function( event ) { + return jQuery.nodeName( event.target, "a" ); } }, beforeunload: { - setup: function( data, namespaces, eventHandle ) { - // We only want to do this special case on windows - if ( jQuery.isWindow( this ) ) { - this.onbeforeunload = eventHandle; - } - }, + postDispatch: function( event ) { - teardown: function( namespaces, eventHandle ) { - if ( this.onbeforeunload === eventHandle ) { - this.onbeforeunload = null; + // Even when returnValue equals to undefined Firefox will still show alert + if ( event.result !== undefined ) { + event.originalEvent.returnValue = event.result; } } } + }, + + simulate: function( type, elem, event, bubble ) { + // Piggyback on a donor event to simulate a different one. + // Fake originalEvent to avoid donor's stopPropagation, but if the + // simulated event prevents default then we do the same on the donor. + var e = jQuery.extend( + new jQuery.Event(), + event, + { + type: type, + isSimulated: true, + originalEvent: {} + } + ); + if ( bubble ) { + jQuery.event.trigger( e, null, elem ); + } else { + jQuery.event.dispatch.call( elem, e ); + } + if ( e.isDefaultPrevented() ) { + event.preventDefault(); + } } }; @@ -3052,14 +4873,23 @@ } } : function( elem, type, handle ) { + var name = "on" + type; + if ( elem.detachEvent ) { - elem.detachEvent( "on" + type, handle ); + + // #8545, #7054, preventing memory leaks for custom events in IE6-8 + // detachEvent needed property on element, by name of that event, to properly expose it to GC + if ( typeof elem[ name ] === strundefined ) { + elem[ name ] = null; + } + + elem.detachEvent( name, handle ); } }; jQuery.Event = function( src, props ) { // Allow instantiation without the 'new' keyword - if ( !this.preventDefault ) { + if ( !(this instanceof jQuery.Event) ) { return new jQuery.Event( src, props ); } @@ -3070,8 +4900,14 @@ // Events bubbling up the document may have been marked as prevented // by a handler lower down the tree; reflect the correct value. - this.isDefaultPrevented = (src.defaultPrevented || src.returnValue === false || - src.getPreventDefault && src.getPreventDefault()) ? returnTrue : returnFalse; + this.isDefaultPrevented = src.defaultPrevented || + src.defaultPrevented === undefined && ( + // Support: IE < 9 + src.returnValue === false || + // Support: Android < 4.0 + src.getPreventDefault && src.getPreventDefault() ) ? + returnTrue : + returnFalse; // Event type } else { @@ -3083,3523 +4919,3678 @@ jQuery.extend( this, props ); } - // timeStamp is buggy for some events on Firefox(#3843) - // So we won't rely on the native value - this.timeStamp = jQuery.now(); + // Create a timestamp if incoming event doesn't have one + this.timeStamp = src && src.timeStamp || jQuery.now(); // Mark it as fixed this[ jQuery.expando ] = true; }; -function returnFalse() { - return false; -} -function returnTrue() { - return true; -} - // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { - preventDefault: function() { - this.isDefaultPrevented = returnTrue; + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse, + preventDefault: function() { var e = this.originalEvent; + + this.isDefaultPrevented = returnTrue; if ( !e ) { return; } - // if preventDefault exists run it on the original event + // If preventDefault exists, run it on the original event if ( e.preventDefault ) { e.preventDefault(); - // otherwise set the returnValue property of the original event to false (IE) + // Support: IE + // Otherwise set the returnValue property of the original event to false } else { e.returnValue = false; } }, stopPropagation: function() { - this.isPropagationStopped = returnTrue; - var e = this.originalEvent; + + this.isPropagationStopped = returnTrue; if ( !e ) { return; } - // if stopPropagation exists run it on the original event + // If stopPropagation exists, run it on the original event if ( e.stopPropagation ) { e.stopPropagation(); } - // otherwise set the cancelBubble property of the original event to true (IE) + + // Support: IE + // Set the cancelBubble property of the original event to true e.cancelBubble = true; }, stopImmediatePropagation: function() { this.isImmediatePropagationStopped = returnTrue; this.stopPropagation(); - }, - isDefaultPrevented: returnFalse, - isPropagationStopped: returnFalse, - isImmediatePropagationStopped: returnFalse + } }; -// Checks if an event happened on an element within another element -// Used in jQuery.event.special.mouseenter and mouseleave handlers -var withinElement = function( event ) { - // Check if mouse(over|out) are still within the same parent element - var parent = event.relatedTarget; - - // set the correct event type - event.type = event.data; - - // Firefox sometimes assigns relatedTarget a XUL element - // which we cannot access the parentNode property of - try { - - // Chrome does something similar, the parentNode property - // can be accessed but is null. - if ( parent && parent !== document && !parent.parentNode ) { - return; - } - - // Traverse up the tree - while ( parent && parent !== this ) { - parent = parent.parentNode; - } - - if ( parent !== this ) { - // handle event if we actually just moused on to a non sub-element - jQuery.event.handle.apply( this, arguments ); - } - - // assuming we've left the element since we most likely mousedover a xul element - } catch(e) { } -}, - -// In case of event delegation, we only need to rename the event.type, -// liveHandler will take care of the rest. -delegate = function( event ) { - event.type = event.data; - jQuery.event.handle.apply( this, arguments ); -}; - -// Create mouseenter and mouseleave events +// Create mouseenter/leave events using mouseover/out and event-time checks jQuery.each({ mouseenter: "mouseover", mouseleave: "mouseout" }, function( orig, fix ) { jQuery.event.special[ orig ] = { - setup: function( data ) { - jQuery.event.add( this, fix, data && data.selector ? delegate : withinElement, orig ); - }, - teardown: function( data ) { - jQuery.event.remove( this, fix, data && data.selector ? delegate : withinElement ); + delegateType: fix, + bindType: fix, + + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj; + + // For mousenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; } }; }); -// submit delegation -if ( !jQuery.support.submitBubbles ) { +// IE submit delegation +if ( !support.submitBubbles ) { jQuery.event.special.submit = { - setup: function( data, namespaces ) { - if ( !jQuery.nodeName( this, "form" ) ) { - jQuery.event.add(this, "click.specialSubmit", function( e ) { - var elem = e.target, - type = elem.type; + setup: function() { + // Only need this for delegated form submit events + if ( jQuery.nodeName( this, "form" ) ) { + return false; + } - if ( (type === "submit" || type === "image") && jQuery( elem ).closest("form").length ) { - trigger( "submit", this, arguments ); - } - }); + // Lazy-add a submit handler when a descendant form may potentially be submitted + jQuery.event.add( this, "click._submit keypress._submit", function( e ) { + // Node name check avoids a VML-related crash in IE (#9807) + var elem = e.target, + form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined; + if ( form && !jQuery._data( form, "submitBubbles" ) ) { + jQuery.event.add( form, "submit._submit", function( event ) { + event._submit_bubble = true; + }); + jQuery._data( form, "submitBubbles", true ); + } + }); + // return undefined since we don't need an event listener + }, - jQuery.event.add(this, "keypress.specialSubmit", function( e ) { - var elem = e.target, - type = elem.type; + postDispatch: function( event ) { + // If form was submitted by the user, bubble the event up the tree + if ( event._submit_bubble ) { + delete event._submit_bubble; + if ( this.parentNode && !event.isTrigger ) { + jQuery.event.simulate( "submit", this.parentNode, event, true ); + } + } + }, - if ( (type === "text" || type === "password") && jQuery( elem ).closest("form").length && e.keyCode === 13 ) { - trigger( "submit", this, arguments ); - } - }); - - } else { + teardown: function() { + // Only need this for delegated form submit events + if ( jQuery.nodeName( this, "form" ) ) { return false; } - }, - teardown: function( namespaces ) { - jQuery.event.remove( this, ".specialSubmit" ); + // Remove delegated handlers; cleanData eventually reaps submit handlers attached above + jQuery.event.remove( this, "._submit" ); } }; - } -// change delegation, happens here so we have bind. -if ( !jQuery.support.changeBubbles ) { +// IE change delegation and checkbox/radio fix +if ( !support.changeBubbles ) { - var changeFilters, - - getVal = function( elem ) { - var type = elem.type, val = elem.value; - - if ( type === "radio" || type === "checkbox" ) { - val = elem.checked; - - } else if ( type === "select-multiple" ) { - val = elem.selectedIndex > -1 ? - jQuery.map( elem.options, function( elem ) { - return elem.selected; - }).join("-") : - ""; - - } else if ( jQuery.nodeName( elem, "select" ) ) { - val = elem.selectedIndex; - } - - return val; - }, - - testChange = function testChange( e ) { - var elem = e.target, data, val; - - if ( !rformElems.test( elem.nodeName ) || elem.readOnly ) { - return; - } - - data = jQuery._data( elem, "_change_data" ); - val = getVal(elem); - - // the current data will be also retrieved by beforeactivate - if ( e.type !== "focusout" || elem.type !== "radio" ) { - jQuery._data( elem, "_change_data", val ); - } - - if ( data === undefined || val === data ) { - return; - } - - if ( data != null || val ) { - e.type = "change"; - e.liveFired = undefined; - jQuery.event.trigger( e, arguments[1], elem ); - } - }; - jQuery.event.special.change = { - filters: { - focusout: testChange, - beforedeactivate: testChange, + setup: function() { - click: function( e ) { - var elem = e.target, type = jQuery.nodeName( elem, "input" ) ? elem.type : ""; - - if ( type === "radio" || type === "checkbox" || jQuery.nodeName( elem, "select" ) ) { - testChange.call( this, e ); + if ( rformElems.test( this.nodeName ) ) { + // IE doesn't fire change on a check/radio until blur; trigger it on click + // after a propertychange. Eat the blur-change in special.change.handle. + // This still fires onchange a second time for check/radio after blur. + if ( this.type === "checkbox" || this.type === "radio" ) { + jQuery.event.add( this, "propertychange._change", function( event ) { + if ( event.originalEvent.propertyName === "checked" ) { + this._just_changed = true; + } + }); + jQuery.event.add( this, "click._change", function( event ) { + if ( this._just_changed && !event.isTrigger ) { + this._just_changed = false; + } + // Allow triggered, simulated change events (#11500) + jQuery.event.simulate( "change", this, event, true ); + }); } - }, + return false; + } + // Delegated event; lazy-add a change handler on descendant inputs + jQuery.event.add( this, "beforeactivate._change", function( e ) { + var elem = e.target; - // Change has to be called before submit - // Keydown will be called before keypress, which is used in submit-event delegation - keydown: function( e ) { - var elem = e.target, type = jQuery.nodeName( elem, "input" ) ? elem.type : ""; - - if ( (e.keyCode === 13 && !jQuery.nodeName( elem, "textarea" ) ) || - (e.keyCode === 32 && (type === "checkbox" || type === "radio")) || - type === "select-multiple" ) { - testChange.call( this, e ); + if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) { + jQuery.event.add( elem, "change._change", function( event ) { + if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { + jQuery.event.simulate( "change", this.parentNode, event, true ); + } + }); + jQuery._data( elem, "changeBubbles", true ); } - }, - - // Beforeactivate happens also before the previous element is blurred - // with this event you can't trigger a change event, but you can store - // information - beforeactivate: function( e ) { - var elem = e.target; - jQuery._data( elem, "_change_data", getVal(elem) ); - } + }); }, - setup: function( data, namespaces ) { - if ( this.type === "file" ) { - return false; - } + handle: function( event ) { + var elem = event.target; - for ( var type in changeFilters ) { - jQuery.event.add( this, type + ".specialChange", changeFilters[type] ); + // Swallow native change events from checkbox/radio, we already triggered them above + if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { + return event.handleObj.handler.apply( this, arguments ); } - - return rformElems.test( this.nodeName ); }, - teardown: function( namespaces ) { - jQuery.event.remove( this, ".specialChange" ); + teardown: function() { + jQuery.event.remove( this, "._change" ); - return rformElems.test( this.nodeName ); + return !rformElems.test( this.nodeName ); } }; - - changeFilters = jQuery.event.special.change.filters; - - // Handle when the input is .focus()'d - changeFilters.focus = changeFilters.beforeactivate; } -function trigger( type, elem, args ) { - // Piggyback on a donor event to simulate a different one. - // Fake originalEvent to avoid donor's stopPropagation, but if the - // simulated event prevents default then we do the same on the donor. - // Don't pass args or remember liveFired; they apply to the donor event. - var event = jQuery.extend( {}, args[ 0 ] ); - event.type = type; - event.originalEvent = {}; - event.liveFired = undefined; - jQuery.event.handle.call( elem, event ); - if ( event.isDefaultPrevented() ) { - args[ 0 ].preventDefault(); - } -} - // Create "bubbling" focus and blur events -if ( !jQuery.support.focusinBubbles ) { +if ( !support.focusinBubbles ) { jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { - // Attach a single capturing handler while someone wants focusin/focusout - var attaches = 0; + // Attach a single capturing handler on the document while someone wants focusin/focusout + var handler = function( event ) { + jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); + }; jQuery.event.special[ fix ] = { setup: function() { - if ( attaches++ === 0 ) { - document.addEventListener( orig, handler, true ); + var doc = this.ownerDocument || this, + attaches = jQuery._data( doc, fix ); + + if ( !attaches ) { + doc.addEventListener( orig, handler, true ); } + jQuery._data( doc, fix, ( attaches || 0 ) + 1 ); }, teardown: function() { - if ( --attaches === 0 ) { - document.removeEventListener( orig, handler, true ); + var doc = this.ownerDocument || this, + attaches = jQuery._data( doc, fix ) - 1; + + if ( !attaches ) { + doc.removeEventListener( orig, handler, true ); + jQuery._removeData( doc, fix ); + } else { + jQuery._data( doc, fix, attaches ); } } }; - - function handler( donor ) { - // Donor event is always a native one; fix it and switch its type. - // Let focusin/out handler cancel the donor focus/blur event. - var e = jQuery.event.fix( donor ); - e.type = fix; - e.originalEvent = {}; - jQuery.event.trigger( e, null, e.target ); - if ( e.isDefaultPrevented() ) { - donor.preventDefault(); - } - } }); } -jQuery.each(["bind", "one"], function( i, name ) { - jQuery.fn[ name ] = function( type, data, fn ) { - var handler; +jQuery.fn.extend({ - // Handle object literals - if ( typeof type === "object" ) { - for ( var key in type ) { - this[ name ](key, data, type[key], fn); + on: function( types, selector, data, fn, /*INTERNAL*/ one ) { + var type, origFn; + + // Types can be a map of types/handlers + if ( typeof types === "object" ) { + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { + // ( types-Object, data ) + data = data || selector; + selector = undefined; } + for ( type in types ) { + this.on( type, selector, data, types[ type ], one ); + } return this; } - if ( arguments.length === 2 || data === false ) { - fn = data; - data = undefined; + if ( data == null && fn == null ) { + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return this; + } - if ( name === "one" ) { - handler = function( event ) { - jQuery( this ).unbind( event, handler ); - return fn.apply( this, arguments ); + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); }; - handler.guid = fn.guid || jQuery.guid++; - } else { - handler = fn; + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); } - - if ( type === "unload" && name !== "one" ) { - this.one( type, data, fn ); - - } else { - for ( var i = 0, l = this.length; i < l; i++ ) { - jQuery.event.add( this[i], type, handler, data ); - } + return this.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + }); + }, + one: function( types, selector, data, fn ) { + return this.on( types, selector, data, fn, 1 ); + }, + off: function( types, selector, fn ) { + var handleObj, type; + if ( types && types.preventDefault && types.handleObj ) { + // ( event ) dispatched jQuery.Event + handleObj = types.handleObj; + jQuery( types.delegateTarget ).off( + handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, + handleObj.selector, + handleObj.handler + ); + return this; } - - return this; - }; -}); - -jQuery.fn.extend({ - unbind: function( type, fn ) { - // Handle object literals - if ( typeof type === "object" && !type.preventDefault ) { - for ( var key in type ) { - this.unbind(key, type[key]); + if ( typeof types === "object" ) { + // ( types-object [, selector] ) + for ( type in types ) { + this.off( type, selector, types[ type ] ); } - - } else { - for ( var i = 0, l = this.length; i < l; i++ ) { - jQuery.event.remove( this[i], type, fn ); - } + return this; } - - return this; - }, - - delegate: function( selector, types, data, fn ) { - return this.live( types, data, fn, selector ); - }, - - undelegate: function( selector, types, fn ) { - if ( arguments.length === 0 ) { - return this.unbind( "live" ); - - } else { - return this.die( types, null, fn, selector ); + if ( selector === false || typeof selector === "function" ) { + // ( types [, fn] ) + fn = selector; + selector = undefined; } + if ( fn === false ) { + fn = returnFalse; + } + return this.each(function() { + jQuery.event.remove( this, types, fn, selector ); + }); }, trigger: function( type, data ) { return this.each(function() { jQuery.event.trigger( type, data, this ); }); }, - triggerHandler: function( type, data ) { - if ( this[0] ) { - return jQuery.event.trigger( type, data, this[0], true ); + var elem = this[0]; + if ( elem ) { + return jQuery.event.trigger( type, data, elem, true ); } - }, - - toggle: function( fn ) { - // Save reference to arguments for access in closure - var args = arguments, - guid = fn.guid || jQuery.guid++, - i = 0, - toggler = function( event ) { - // Figure out which function to execute - var lastToggle = ( jQuery.data( this, "lastToggle" + fn.guid ) || 0 ) % i; - jQuery.data( this, "lastToggle" + fn.guid, lastToggle + 1 ); - - // Make sure that clicks stop - event.preventDefault(); - - // and execute the function - return args[ lastToggle ].apply( this, arguments ) || false; - }; - - // link all the functions, so any of them can unbind this click handler - toggler.guid = guid; - while ( i < args.length ) { - args[ i++ ].guid = guid; - } - - return this.click( toggler ); - }, - - hover: function( fnOver, fnOut ) { - return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); } }); -var liveMap = { - focus: "focusin", - blur: "focusout", - mouseenter: "mouseover", - mouseleave: "mouseout" -}; -jQuery.each(["live", "die"], function( i, name ) { - jQuery.fn[ name ] = function( types, data, fn, origSelector /* Internal Use Only */ ) { - var type, i = 0, match, namespaces, preType, - selector = origSelector || this.selector, - context = origSelector ? this : jQuery( this.context ); +function createSafeFragment( document ) { + var list = nodeNames.split( "|" ), + safeFrag = document.createDocumentFragment(); - if ( typeof types === "object" && !types.preventDefault ) { - for ( var key in types ) { - context[ name ]( key, data, types[key], selector ); - } - - return this; + if ( safeFrag.createElement ) { + while ( list.length ) { + safeFrag.createElement( + list.pop() + ); } + } + return safeFrag; +} - if ( name === "die" && !types && - origSelector && origSelector.charAt(0) === "." ) { +var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" + + "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video", + rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, + rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"), + rleadingWhitespace = /^\s+/, + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, + rtagName = /<([\w:]+)/, + rtbody = /\s*$/g, - context.unbind( origSelector ); + // We have to close these tags to support XHTML (#13200) + wrapMap = { + option: [ 1, "" ], + legend: [ 1, "
", "
" ], + area: [ 1, "", "" ], + param: [ 1, "", "" ], + thead: [ 1, "", "
" ], + tr: [ 2, "", "
" ], + col: [ 2, "", "
" ], + td: [ 3, "", "
" ], - return this; - } + // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, + // unless wrapped in a div with non-breaking characters in front of it. + _default: support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X
", "
" ] + }, + safeFragment = createSafeFragment( document ), + fragmentDiv = safeFragment.appendChild( document.createElement("div") ); - if ( data === false || jQuery.isFunction( data ) ) { - fn = data || returnFalse; - data = undefined; - } +wrapMap.optgroup = wrapMap.option; +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; - types = (types || "").split(" "); +function getAll( context, tag ) { + var elems, elem, + i = 0, + found = typeof context.getElementsByTagName !== strundefined ? context.getElementsByTagName( tag || "*" ) : + typeof context.querySelectorAll !== strundefined ? context.querySelectorAll( tag || "*" ) : + undefined; - while ( (type = types[ i++ ]) != null ) { - match = rnamespaces.exec( type ); - namespaces = ""; - - if ( match ) { - namespaces = match[0]; - type = type.replace( rnamespaces, "" ); - } - - if ( type === "hover" ) { - types.push( "mouseenter" + namespaces, "mouseleave" + namespaces ); - continue; - } - - preType = type; - - if ( liveMap[ type ] ) { - types.push( liveMap[ type ] + namespaces ); - type = type + namespaces; - + if ( !found ) { + for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) { + if ( !tag || jQuery.nodeName( elem, tag ) ) { + found.push( elem ); } else { - type = (liveMap[ type ] || type) + namespaces; + jQuery.merge( found, getAll( elem, tag ) ); } + } + } - if ( name === "live" ) { - // bind live handler - for ( var j = 0, l = context.length; j < l; j++ ) { - jQuery.event.add( context[j], "live." + liveConvert( type, selector ), - { data: data, selector: selector, handler: fn, origType: type, origHandler: fn, preType: preType } ); - } + return tag === undefined || tag && jQuery.nodeName( context, tag ) ? + jQuery.merge( [ context ], found ) : + found; +} - } else { - // unbind live handler - context.unbind( "live." + liveConvert( type, selector ), fn ); - } - } +// Used in buildFragment, fixes the defaultChecked property +function fixDefaultChecked( elem ) { + if ( rcheckableType.test( elem.type ) ) { + elem.defaultChecked = elem.checked; + } +} - return this; - }; -}); +// Support: IE<8 +// Manipulating tables requires a tbody +function manipulationTarget( elem, content ) { + return jQuery.nodeName( elem, "table" ) && + jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? -function liveHandler( event ) { - var stop, maxLevel, related, match, handleObj, elem, j, i, l, data, close, namespace, ret, - elems = [], - selectors = [], - events = jQuery._data( this, "events" ); + elem.getElementsByTagName("tbody")[0] || + elem.appendChild( elem.ownerDocument.createElement("tbody") ) : + elem; +} - // Make sure we avoid non-left-click bubbling in Firefox (#3861) and disabled elements in IE (#6911) - if ( event.liveFired === this || !events || !events.live || event.target.disabled || event.button && event.type === "click" ) { - return; +// Replace/restore the type attribute of script elements for safe DOM manipulation +function disableScript( elem ) { + elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type; + return elem; +} +function restoreScript( elem ) { + var match = rscriptTypeMasked.exec( elem.type ); + if ( match ) { + elem.type = match[1]; + } else { + elem.removeAttribute("type"); } + return elem; +} - if ( event.namespace ) { - namespace = new RegExp("(^|\\.)" + event.namespace.split(".").join("\\.(?:.*\\.)?") + "(\\.|$)"); +// Mark scripts as having already been evaluated +function setGlobalEval( elems, refElements ) { + var elem, + i = 0; + for ( ; (elem = elems[i]) != null; i++ ) { + jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) ); } +} - event.liveFired = this; +function cloneCopyEvent( src, dest ) { - var live = events.live.slice(0); + if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { + return; + } - for ( j = 0; j < live.length; j++ ) { - handleObj = live[j]; + var type, i, l, + oldData = jQuery._data( src ), + curData = jQuery._data( dest, oldData ), + events = oldData.events; - if ( handleObj.origType.replace( rnamespaces, "" ) === event.type ) { - selectors.push( handleObj.selector ); + if ( events ) { + delete curData.handle; + curData.events = {}; - } else { - live.splice( j--, 1 ); + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } } } - match = jQuery( event.target ).closest( selectors, event.currentTarget ); + // make the cloned public data object a copy from the original + if ( curData.data ) { + curData.data = jQuery.extend( {}, curData.data ); + } +} - for ( i = 0, l = match.length; i < l; i++ ) { - close = match[i]; +function fixCloneNodeIssues( src, dest ) { + var nodeName, e, data; - for ( j = 0; j < live.length; j++ ) { - handleObj = live[j]; + // We do not need to do anything for non-Elements + if ( dest.nodeType !== 1 ) { + return; + } - if ( close.selector === handleObj.selector && (!namespace || namespace.test( handleObj.namespace )) && !close.elem.disabled ) { - elem = close.elem; - related = null; + nodeName = dest.nodeName.toLowerCase(); - // Those two events require additional checking - if ( handleObj.preType === "mouseenter" || handleObj.preType === "mouseleave" ) { - event.type = handleObj.preType; - related = jQuery( event.relatedTarget ).closest( handleObj.selector )[0]; + // IE6-8 copies events bound via attachEvent when using cloneNode. + if ( !support.noCloneEvent && dest[ jQuery.expando ] ) { + data = jQuery._data( dest ); - // Make sure not to accidentally match a child element with the same selector - if ( related && jQuery.contains( elem, related ) ) { - related = elem; - } - } - - if ( !related || related !== elem ) { - elems.push({ elem: elem, handleObj: handleObj, level: close.level }); - } - } + for ( e in data.events ) { + jQuery.removeEvent( dest, e, data.handle ); } + + // Event data gets referenced instead of copied if the expando gets copied too + dest.removeAttribute( jQuery.expando ); } - for ( i = 0, l = elems.length; i < l; i++ ) { - match = elems[i]; + // IE blanks contents when cloning scripts, and tries to evaluate newly-set text + if ( nodeName === "script" && dest.text !== src.text ) { + disableScript( dest ).text = src.text; + restoreScript( dest ); - if ( maxLevel && match.level > maxLevel ) { - break; + // IE6-10 improperly clones children of object elements using classid. + // IE10 throws NoModificationAllowedError if parent is null, #12132. + } else if ( nodeName === "object" ) { + if ( dest.parentNode ) { + dest.outerHTML = src.outerHTML; } - event.currentTarget = match.elem; - event.data = match.handleObj.data; - event.handleObj = match.handleObj; - - ret = match.handleObj.origHandler.apply( match.elem, arguments ); - - if ( ret === false || event.isPropagationStopped() ) { - maxLevel = match.level; - - if ( ret === false ) { - stop = false; - } - if ( event.isImmediatePropagationStopped() ) { - break; - } + // This path appears unavoidable for IE9. When cloning an object + // element in IE9, the outerHTML strategy above is not sufficient. + // If the src has innerHTML and the destination does not, + // copy the src.innerHTML into the dest.innerHTML. #10324 + if ( support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) { + dest.innerHTML = src.innerHTML; } - } - return stop; -} + } else if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + // IE6-8 fails to persist the checked state of a cloned checkbox + // or radio button. Worse, IE6-7 fail to give the cloned element + // a checked appearance if the defaultChecked value isn't also set -function liveConvert( type, selector ) { - return (type && type !== "*" ? type + "." : "") + selector.replace(rperiod, "`").replace(rspaces, "&"); -} + dest.defaultChecked = dest.checked = src.checked; -jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + - "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + - "change select submit keydown keypress keyup error").split(" "), function( i, name ) { - - // Handle event binding - jQuery.fn[ name ] = function( data, fn ) { - if ( fn == null ) { - fn = data; - data = null; + // IE6-7 get confused and end up setting the value of a cloned + // checkbox/radio button to an empty string instead of "on" + if ( dest.value !== src.value ) { + dest.value = src.value; } - return arguments.length > 0 ? - this.bind( name, data, fn ) : - this.trigger( name ); - }; + // IE6-8 fails to return the selected option to the default selected + // state when cloning options + } else if ( nodeName === "option" ) { + dest.defaultSelected = dest.selected = src.defaultSelected; - if ( jQuery.attrFn ) { - jQuery.attrFn[ name ] = true; + // IE6-8 fails to set the defaultValue to the correct value when + // cloning other types of input fields + } else if ( nodeName === "input" || nodeName === "textarea" ) { + dest.defaultValue = src.defaultValue; } -}); +} +jQuery.extend({ + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var destElements, node, clone, i, srcElements, + inPage = jQuery.contains( elem.ownerDocument, elem ); + if ( support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { + clone = elem.cloneNode( true ); -/*! - * Sizzle CSS Selector Engine - * Copyright 2011, The Dojo Foundation - * Released under the MIT, BSD, and GPL Licenses. - * More information: http://sizzlejs.com/ - */ -(function(){ + // IE<=8 does not properly clone detached, unknown element nodes + } else { + fragmentDiv.innerHTML = elem.outerHTML; + fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); + } -var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g, - done = 0, - toString = Object.prototype.toString, - hasDuplicate = false, - baseHasDuplicate = true, - rBackslash = /\\/g, - rNonWord = /\W/; + if ( (!support.noCloneEvent || !support.noCloneChecked) && + (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { -// Here we check if the JavaScript engine is using some sort of -// optimization where it does not always call our comparision -// function. If that is the case, discard the hasDuplicate value. -// Thus far that includes Google Chrome. -[0, 0].sort(function() { - baseHasDuplicate = false; - return 0; -}); + // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + destElements = getAll( clone ); + srcElements = getAll( elem ); -var Sizzle = function( selector, context, results, seed ) { - results = results || []; - context = context || document; - - var origContext = context; - - if ( context.nodeType !== 1 && context.nodeType !== 9 ) { - return []; - } - - if ( !selector || typeof selector !== "string" ) { - return results; - } - - var m, set, checkSet, extra, ret, cur, pop, i, - prune = true, - contextXML = Sizzle.isXML( context ), - parts = [], - soFar = selector; - - // Reset the position of the chunker regexp (start from head) - do { - chunker.exec( "" ); - m = chunker.exec( soFar ); - - if ( m ) { - soFar = m[3]; - - parts.push( m[1] ); - - if ( m[2] ) { - extra = m[3]; - break; + // Fix all IE cloning issues + for ( i = 0; (node = srcElements[i]) != null; ++i ) { + // Ensure that the destination node is not null; Fixes #9587 + if ( destElements[i] ) { + fixCloneNodeIssues( node, destElements[i] ); + } } } - } while ( m ); - if ( parts.length > 1 && origPOS.exec( selector ) ) { + // Copy the events from the original to the clone + if ( dataAndEvents ) { + if ( deepDataAndEvents ) { + srcElements = srcElements || getAll( elem ); + destElements = destElements || getAll( clone ); - if ( parts.length === 2 && Expr.relative[ parts[0] ] ) { - set = posProcess( parts[0] + parts[1], context ); - - } else { - set = Expr.relative[ parts[0] ] ? - [ context ] : - Sizzle( parts.shift(), context ); - - while ( parts.length ) { - selector = parts.shift(); - - if ( Expr.relative[ selector ] ) { - selector += parts.shift(); + for ( i = 0; (node = srcElements[i]) != null; i++ ) { + cloneCopyEvent( node, destElements[i] ); } - - set = posProcess( selector, set ); + } else { + cloneCopyEvent( elem, clone ); } } - } else { - // Take a shortcut and set the context if the root selector is an ID - // (but not if it'll be faster if the inner selector is an ID) - if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML && - Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) { - - ret = Sizzle.find( parts.shift(), context, contextXML ); - context = ret.expr ? - Sizzle.filter( ret.expr, ret.set )[0] : - ret.set[0]; + // Preserve script evaluation history + destElements = getAll( clone, "script" ); + if ( destElements.length > 0 ) { + setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); } - if ( context ) { - ret = seed ? - { expr: parts.pop(), set: makeArray(seed) } : - Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML ); + destElements = srcElements = node = null; - set = ret.expr ? - Sizzle.filter( ret.expr, ret.set ) : - ret.set; + // Return the cloned set + return clone; + }, - if ( parts.length > 0 ) { - checkSet = makeArray( set ); + buildFragment: function( elems, context, scripts, selection ) { + var j, elem, contains, + tmp, tag, tbody, wrap, + l = elems.length, - } else { - prune = false; - } + // Ensure a safe fragment + safe = createSafeFragment( context ), - while ( parts.length ) { - cur = parts.pop(); - pop = cur; + nodes = [], + i = 0; - if ( !Expr.relative[ cur ] ) { - cur = ""; - } else { - pop = parts.pop(); - } + for ( ; i < l; i++ ) { + elem = elems[ i ]; - if ( pop == null ) { - pop = context; - } + if ( elem || elem === 0 ) { - Expr.relative[ cur ]( checkSet, pop, contextXML ); - } + // Add nodes directly + if ( jQuery.type( elem ) === "object" ) { + jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); - } else { - checkSet = parts = []; - } - } + // Convert non-html into a text node + } else if ( !rhtml.test( elem ) ) { + nodes.push( context.createTextNode( elem ) ); - if ( !checkSet ) { - checkSet = set; - } + // Convert html into DOM nodes + } else { + tmp = tmp || safe.appendChild( context.createElement("div") ); - if ( !checkSet ) { - Sizzle.error( cur || selector ); - } + // Deserialize a standard representation + tag = (rtagName.exec( elem ) || [ "", "" ])[ 1 ].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; - if ( toString.call(checkSet) === "[object Array]" ) { - if ( !prune ) { - results.push.apply( results, checkSet ); + tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[2]; - } else if ( context && context.nodeType === 1 ) { - for ( i = 0; checkSet[i] != null; i++ ) { - if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) { - results.push( set[i] ); - } - } + // Descend through wrappers to the right content + j = wrap[0]; + while ( j-- ) { + tmp = tmp.lastChild; + } - } else { - for ( i = 0; checkSet[i] != null; i++ ) { - if ( checkSet[i] && checkSet[i].nodeType === 1 ) { - results.push( set[i] ); - } - } - } + // Manually add leading whitespace removed by IE + if ( !support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { + nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) ); + } - } else { - makeArray( checkSet, results ); - } + // Remove IE's autoinserted from table fragments + if ( !support.tbody ) { - if ( extra ) { - Sizzle( extra, origContext, results, seed ); - Sizzle.uniqueSort( results ); - } + // String was a , *may* have spurious + elem = tag === "table" && !rtbody.test( elem ) ? + tmp.firstChild : - return results; -}; + // String was a bare or + wrap[1] === "
" && !rtbody.test( elem ) ? + tmp : + 0; -Sizzle.uniqueSort = function( results ) { - if ( sortOrder ) { - hasDuplicate = baseHasDuplicate; - results.sort( sortOrder ); + j = elem && elem.childNodes.length; + while ( j-- ) { + if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) { + elem.removeChild( tbody ); + } + } + } - if ( hasDuplicate ) { - for ( var i = 1; i < results.length; i++ ) { - if ( results[i] === results[ i - 1 ] ) { - results.splice( i--, 1 ); - } - } - } - } + jQuery.merge( nodes, tmp.childNodes ); - return results; -}; + // Fix #12392 for WebKit and IE > 9 + tmp.textContent = ""; -Sizzle.matches = function( expr, set ) { - return Sizzle( expr, null, null, set ); -}; + // Fix #12392 for oldIE + while ( tmp.firstChild ) { + tmp.removeChild( tmp.firstChild ); + } -Sizzle.matchesSelector = function( node, expr ) { - return Sizzle( expr, null, null, [node] ).length > 0; -}; - -Sizzle.find = function( expr, context, isXML ) { - var set; - - if ( !expr ) { - return []; - } - - for ( var i = 0, l = Expr.order.length; i < l; i++ ) { - var match, - type = Expr.order[i]; - - if ( (match = Expr.leftMatch[ type ].exec( expr )) ) { - var left = match[1]; - match.splice( 1, 1 ); - - if ( left.substr( left.length - 1 ) !== "\\" ) { - match[1] = (match[1] || "").replace( rBackslash, "" ); - set = Expr.find[ type ]( match, context, isXML ); - - if ( set != null ) { - expr = expr.replace( Expr.match[ type ], "" ); - break; + // Remember the top-level container for proper cleanup + tmp = safe.lastChild; } } } - } - if ( !set ) { - set = typeof context.getElementsByTagName !== "undefined" ? - context.getElementsByTagName( "*" ) : - []; - } + // Fix #11356: Clear elements from fragment + if ( tmp ) { + safe.removeChild( tmp ); + } - return { set: set, expr: expr }; -}; + // Reset defaultChecked for any radios and checkboxes + // about to be appended to the DOM in IE 6/7 (#8060) + if ( !support.appendChecked ) { + jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); + } -Sizzle.filter = function( expr, set, inplace, not ) { - var match, anyFound, - old = expr, - result = [], - curLoop = set, - isXMLFilter = set && set[0] && Sizzle.isXML( set[0] ); + i = 0; + while ( (elem = nodes[ i++ ]) ) { - while ( expr && set.length ) { - for ( var type in Expr.filter ) { - if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) { - var found, item, - filter = Expr.filter[ type ], - left = match[1]; + // #4087 - If origin and destination elements are the same, and this is + // that element, do not do anything + if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { + continue; + } - anyFound = false; + contains = jQuery.contains( elem.ownerDocument, elem ); - match.splice(1,1); + // Append to fragment + tmp = getAll( safe.appendChild( elem ), "script" ); - if ( left.substr( left.length - 1 ) === "\\" ) { - continue; - } + // Preserve script evaluation history + if ( contains ) { + setGlobalEval( tmp ); + } - if ( curLoop === result ) { - result = []; + // Capture executables + if ( scripts ) { + j = 0; + while ( (elem = tmp[ j++ ]) ) { + if ( rscriptType.test( elem.type || "" ) ) { + scripts.push( elem ); + } } + } + } - if ( Expr.preFilter[ type ] ) { - match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter ); + tmp = null; - if ( !match ) { - anyFound = found = true; + return safe; + }, - } else if ( match === true ) { - continue; - } - } + cleanData: function( elems, /* internal */ acceptData ) { + var elem, type, id, data, + i = 0, + internalKey = jQuery.expando, + cache = jQuery.cache, + deleteExpando = support.deleteExpando, + special = jQuery.event.special; - if ( match ) { - for ( var i = 0; (item = curLoop[i]) != null; i++ ) { - if ( item ) { - found = filter( item, match, i, curLoop ); - var pass = not ^ !!found; + for ( ; (elem = elems[i]) != null; i++ ) { + if ( acceptData || jQuery.acceptData( elem ) ) { - if ( inplace && found != null ) { - if ( pass ) { - anyFound = true; + id = elem[ internalKey ]; + data = id && cache[ id ]; - } else { - curLoop[i] = false; - } + if ( data ) { + if ( data.events ) { + for ( type in data.events ) { + if ( special[ type ] ) { + jQuery.event.remove( elem, type ); - } else if ( pass ) { - result.push( item ); - anyFound = true; + // This is a shortcut to avoid jQuery.event.remove's overhead + } else { + jQuery.removeEvent( elem, type, data.handle ); } } } - } - if ( found !== undefined ) { - if ( !inplace ) { - curLoop = result; - } + // Remove cache only if it was not already removed by jQuery.event.remove + if ( cache[ id ] ) { - expr = expr.replace( Expr.match[ type ], "" ); + delete cache[ id ]; - if ( !anyFound ) { - return []; - } + // IE does not allow us to delete expando properties from nodes, + // nor does it have a removeAttribute function on Document nodes; + // we must handle all of these cases + if ( deleteExpando ) { + delete elem[ internalKey ]; - break; - } - } - } + } else if ( typeof elem.removeAttribute !== strundefined ) { + elem.removeAttribute( internalKey ); - // Improper expression - if ( expr === old ) { - if ( anyFound == null ) { - Sizzle.error( expr ); + } else { + elem[ internalKey ] = null; + } - } else { - break; + deletedIds.push( id ); + } + } } } - - old = expr; } +}); - return curLoop; -}; +jQuery.fn.extend({ + text: function( value ) { + return access( this, function( value ) { + return value === undefined ? + jQuery.text( this ) : + this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); + }, null, value, arguments.length ); + }, -Sizzle.error = function( msg ) { - throw "Syntax error, unrecognized expression: " + msg; -}; - -var Expr = Sizzle.selectors = { - order: [ "ID", "NAME", "TAG" ], - - match: { - ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/, - CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/, - NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/, - ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/, - TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/, - CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/, - POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/, - PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/ + append: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.appendChild( elem ); + } + }); }, - leftMatch: {}, - - attrMap: { - "class": "className", - "for": "htmlFor" + prepend: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.insertBefore( elem, target.firstChild ); + } + }); }, - attrHandle: { - href: function( elem ) { - return elem.getAttribute( "href" ); - }, - type: function( elem ) { - return elem.getAttribute( "type" ); - } + before: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this ); + } + }); }, - relative: { - "+": function(checkSet, part){ - var isPartStr = typeof part === "string", - isTag = isPartStr && !rNonWord.test( part ), - isPartStrNotTag = isPartStr && !isTag; - - if ( isTag ) { - part = part.toLowerCase(); + after: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this.nextSibling ); } + }); + }, - for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) { - if ( (elem = checkSet[i]) ) { - while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {} + remove: function( selector, keepData /* Internal Use Only */ ) { + var elem, + elems = selector ? jQuery.filter( selector, this ) : this, + i = 0; - checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ? - elem || false : - elem === part; - } - } + for ( ; (elem = elems[i]) != null; i++ ) { - if ( isPartStrNotTag ) { - Sizzle.filter( part, checkSet, true ); + if ( !keepData && elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem ) ); } - }, - ">": function( checkSet, part ) { - var elem, - isPartStr = typeof part === "string", - i = 0, - l = checkSet.length; - - if ( isPartStr && !rNonWord.test( part ) ) { - part = part.toLowerCase(); - - for ( ; i < l; i++ ) { - elem = checkSet[i]; - - if ( elem ) { - var parent = elem.parentNode; - checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false; - } + if ( elem.parentNode ) { + if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { + setGlobalEval( getAll( elem, "script" ) ); } + elem.parentNode.removeChild( elem ); + } + } - } else { - for ( ; i < l; i++ ) { - elem = checkSet[i]; + return this; + }, - if ( elem ) { - checkSet[i] = isPartStr ? - elem.parentNode : - elem.parentNode === part; - } - } + empty: function() { + var elem, + i = 0; - if ( isPartStr ) { - Sizzle.filter( part, checkSet, true ); - } + for ( ; (elem = this[i]) != null; i++ ) { + // Remove element nodes and prevent memory leaks + if ( elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem, false ) ); } - }, - "": function(checkSet, part, isXML){ - var nodeCheck, - doneName = done++, - checkFn = dirCheck; + // Remove any remaining nodes + while ( elem.firstChild ) { + elem.removeChild( elem.firstChild ); + } - if ( typeof part === "string" && !rNonWord.test( part ) ) { - part = part.toLowerCase(); - nodeCheck = part; - checkFn = dirNodeCheck; + // If this is a select, ensure that it displays empty (#12336) + // Support: IE<9 + if ( elem.options && jQuery.nodeName( elem, "select" ) ) { + elem.options.length = 0; } + } - checkFn( "parentNode", part, doneName, checkSet, nodeCheck, isXML ); - }, + return this; + }, - "~": function( checkSet, part, isXML ) { - var nodeCheck, - doneName = done++, - checkFn = dirCheck; + clone: function( dataAndEvents, deepDataAndEvents ) { + dataAndEvents = dataAndEvents == null ? false : dataAndEvents; + deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; - if ( typeof part === "string" && !rNonWord.test( part ) ) { - part = part.toLowerCase(); - nodeCheck = part; - checkFn = dirNodeCheck; - } - - checkFn( "previousSibling", part, doneName, checkSet, nodeCheck, isXML ); - } + return this.map(function() { + return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); + }); }, - find: { - ID: function( match, context, isXML ) { - if ( typeof context.getElementById !== "undefined" && !isXML ) { - var m = context.getElementById(match[1]); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - return m && m.parentNode ? [m] : []; + html: function( value ) { + return access( this, function( value ) { + var elem = this[ 0 ] || {}, + i = 0, + l = this.length; + + if ( value === undefined ) { + return elem.nodeType === 1 ? + elem.innerHTML.replace( rinlinejQuery, "" ) : + undefined; } - }, - NAME: function( match, context ) { - if ( typeof context.getElementsByName !== "undefined" ) { - var ret = [], - results = context.getElementsByName( match[1] ); + // See if we can take a shortcut and just use innerHTML + if ( typeof value === "string" && !rnoInnerhtml.test( value ) && + ( support.htmlSerialize || !rnoshimcache.test( value ) ) && + ( support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && + !wrapMap[ (rtagName.exec( value ) || [ "", "" ])[ 1 ].toLowerCase() ] ) { - for ( var i = 0, l = results.length; i < l; i++ ) { - if ( results[i].getAttribute("name") === match[1] ) { - ret.push( results[i] ); + value = value.replace( rxhtmlTag, "<$1>" ); + + try { + for (; i < l; i++ ) { + // Remove element nodes and prevent memory leaks + elem = this[i] || {}; + if ( elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem, false ) ); + elem.innerHTML = value; + } } - } - return ret.length === 0 ? null : ret; + elem = 0; + + // If using innerHTML throws an exception, use the fallback method + } catch(e) {} } - }, - TAG: function( match, context ) { - if ( typeof context.getElementsByTagName !== "undefined" ) { - return context.getElementsByTagName( match[1] ); + if ( elem ) { + this.empty().append( value ); } - } + }, null, value, arguments.length ); }, - preFilter: { - CLASS: function( match, curLoop, inplace, result, not, isXML ) { - match = " " + match[1].replace( rBackslash, "" ) + " "; - if ( isXML ) { - return match; - } + replaceWith: function() { + var arg = arguments[ 0 ]; - for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) { - if ( elem ) { - if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n\r]/g, " ").indexOf(match) >= 0) ) { - if ( !inplace ) { - result.push( elem ); - } + // Make the changes, replacing each context element with the new content + this.domManip( arguments, function( elem ) { + arg = this.parentNode; - } else if ( inplace ) { - curLoop[i] = false; - } - } + jQuery.cleanData( getAll( this ) ); + + if ( arg ) { + arg.replaceChild( elem, this ); } + }); - return false; - }, + // Force removal if there was no new content (e.g., from empty arguments) + return arg && (arg.length || arg.nodeType) ? this : this.remove(); + }, - ID: function( match ) { - return match[1].replace( rBackslash, "" ); - }, + detach: function( selector ) { + return this.remove( selector, true ); + }, - TAG: function( match, curLoop ) { - return match[1].replace( rBackslash, "" ).toLowerCase(); - }, + domManip: function( args, callback ) { - CHILD: function( match ) { - if ( match[1] === "nth" ) { - if ( !match[2] ) { - Sizzle.error( match[0] ); - } + // Flatten any nested arrays + args = concat.apply( [], args ); - match[2] = match[2].replace(/^\+|\s*/g, ''); + var first, node, hasScripts, + scripts, doc, fragment, + i = 0, + l = this.length, + set = this, + iNoClone = l - 1, + value = args[0], + isFunction = jQuery.isFunction( value ); - // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6' - var test = /(-?)(\d*)(?:n([+\-]?\d*))?/.exec( - match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" || - !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]); + // We can't cloneNode fragments that contain checked, in WebKit + if ( isFunction || + ( l > 1 && typeof value === "string" && + !support.checkClone && rchecked.test( value ) ) ) { + return this.each(function( index ) { + var self = set.eq( index ); + if ( isFunction ) { + args[0] = value.call( this, index, self.html() ); + } + self.domManip( args, callback ); + }); + } - // calculate the numbers (first)n+(last) including if they are negative - match[2] = (test[1] + (test[2] || 1)) - 0; - match[3] = test[3] - 0; + if ( l ) { + fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); + first = fragment.firstChild; + + if ( fragment.childNodes.length === 1 ) { + fragment = first; } - else if ( match[2] ) { - Sizzle.error( match[0] ); - } - // TODO: Move to normal caching system - match[0] = done++; + if ( first ) { + scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); + hasScripts = scripts.length; - return match; - }, + // Use the original fragment for the last item instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + for ( ; i < l; i++ ) { + node = fragment; - ATTR: function( match, curLoop, inplace, result, not, isXML ) { - var name = match[1] = match[1].replace( rBackslash, "" ); - - if ( !isXML && Expr.attrMap[name] ) { - match[1] = Expr.attrMap[name]; - } + if ( i !== iNoClone ) { + node = jQuery.clone( node, true, true ); - // Handle if an un-quoted value was used - match[4] = ( match[4] || match[5] || "" ).replace( rBackslash, "" ); + // Keep references to cloned scripts for later restoration + if ( hasScripts ) { + jQuery.merge( scripts, getAll( node, "script" ) ); + } + } - if ( match[2] === "~=" ) { - match[4] = " " + match[4] + " "; - } + callback.call( this[i], node, i ); + } - return match; - }, + if ( hasScripts ) { + doc = scripts[ scripts.length - 1 ].ownerDocument; - PSEUDO: function( match, curLoop, inplace, result, not ) { - if ( match[1] === "not" ) { - // If we're dealing with a complex expression, or a simple one - if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) { - match[3] = Sizzle(match[3], null, null, curLoop); + // Reenable scripts + jQuery.map( scripts, restoreScript ); - } else { - var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not); + // Evaluate executable scripts on first document insertion + for ( i = 0; i < hasScripts; i++ ) { + node = scripts[ i ]; + if ( rscriptType.test( node.type || "" ) && + !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) { - if ( !inplace ) { - result.push.apply( result, ret ); + if ( node.src ) { + // Optional AJAX dependency, but won't run scripts if not present + if ( jQuery._evalUrl ) { + jQuery._evalUrl( node.src ); + } + } else { + jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) ); + } + } } - - return false; } - } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) { - return true; + // Fix #11809: Avoid leaking memory + fragment = first = null; } - - return match; - }, + } - POS: function( match ) { - match.unshift( true ); + return this; + } +}); - return match; - } - }, - - filters: { - enabled: function( elem ) { - return elem.disabled === false && elem.type !== "hidden"; - }, +jQuery.each({ + appendTo: "append", + prependTo: "prepend", + insertBefore: "before", + insertAfter: "after", + replaceAll: "replaceWith" +}, function( name, original ) { + jQuery.fn[ name ] = function( selector ) { + var elems, + i = 0, + ret = [], + insert = jQuery( selector ), + last = insert.length - 1; - disabled: function( elem ) { - return elem.disabled === true; - }, + for ( ; i <= last; i++ ) { + elems = i === last ? this : this.clone(true); + jQuery( insert[i] )[ original ]( elems ); - checked: function( elem ) { - return elem.checked === true; - }, - - 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; - }, + // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get() + push.apply( ret, elems.get() ); + } - parent: function( elem ) { - return !!elem.firstChild; - }, + return this.pushStack( ret ); + }; +}); - empty: function( elem ) { - return !elem.firstChild; - }, - has: function( elem, i, match ) { - return !!Sizzle( match[3], elem ).length; - }, +var iframe, + elemdisplay = {}; - header: function( elem ) { - return (/h\d/i).test( elem.nodeName ); - }, +/** + * Retrieve the actual display of a element + * @param {String} name nodeName of the element + * @param {Object} doc Document object + */ +// Called only from within defaultDisplay +function actualDisplay( name, doc ) { + var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), - text: function( elem ) { - var attr = elem.getAttribute( "type" ), type = elem.type; - // 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" && "text" === type && ( attr === type || attr === null ); - }, + // getDefaultComputedStyle might be reliably used only on attached element + display = window.getDefaultComputedStyle ? - radio: function( elem ) { - return elem.nodeName.toLowerCase() === "input" && "radio" === elem.type; - }, + // Use of this method is a temporary fix (more like optmization) until something better comes along, + // since it was removed from specification and supported only in FF + window.getDefaultComputedStyle( elem[ 0 ] ).display : jQuery.css( elem[ 0 ], "display" ); - checkbox: function( elem ) { - return elem.nodeName.toLowerCase() === "input" && "checkbox" === elem.type; - }, + // We don't have any data stored on the element, + // so use "detach" method as fast way to get rid of the element + elem.detach(); - file: function( elem ) { - return elem.nodeName.toLowerCase() === "input" && "file" === elem.type; - }, + return display; +} - password: function( elem ) { - return elem.nodeName.toLowerCase() === "input" && "password" === elem.type; - }, +/** + * Try to determine the default display value of an element + * @param {String} nodeName + */ +function defaultDisplay( nodeName ) { + var doc = document, + display = elemdisplay[ nodeName ]; - submit: function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && "submit" === elem.type; - }, + if ( !display ) { + display = actualDisplay( nodeName, doc ); - image: function( elem ) { - return elem.nodeName.toLowerCase() === "input" && "image" === elem.type; - }, + // If the simple way fails, read from inside an iframe + if ( display === "none" || !display ) { - reset: function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && "reset" === elem.type; - }, + // Use the already-created iframe if possible + iframe = (iframe || jQuery( "