查看文件: jquery.js
大小: 266.8 KB
类型: application/javascript
/*! * jQuery JavaScript Library v1.10.2 * http://jquery.com/ * * Includes Sizzle.js * http://sizzlejs.com/ * * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors * Released under the MIT license * http://jquery.org/license * * Date: 2013-07-03T13:48Z */ (function( window, undefined ) { // 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+ //"use strict"; var // The deferred used on DOM ready readyList, // A central reference to the root jQuery(document) rootjQuery, // Support: IE<10 // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined` core_strundefined = typeof undefined, // Use the correct document accordingly with window argument (sandbox) location = window.location, document = window.document, docElem = document.documentElement, // Map over jQuery in case of overwrite _jQuery = window.jQuery, // Map over the $ in case of overwrite _$ = window.$, // [[Class]] -> type pairs class2type = {}, // List of deleted data cache ids, so we can reuse them core_deletedIds = [], core_version = "1.10.2", // Save a reference to some core methods core_concat = core_deletedIds.concat, core_push = core_deletedIds.push, core_slice = core_deletedIds.slice, core_indexOf = core_deletedIds.indexOf, core_toString = class2type.toString, core_hasOwn = class2type.hasOwnProperty, core_trim = core_version.trim, // Define a local copy of jQuery jQuery = function( selector, context ) { // The jQuery object is actually just the init constructor 'enhanced' return new jQuery.fn.init( selector, context, rootjQuery ); }, // Used for matching numbers core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source, // Used for splitting on whitespace core_rnotwhite = /\S+/g, // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, // A simple way to check for HTML strings // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) // Strict HTML recognition (#11290: must start with <) rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, // Match a standalone tag rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, // JSON RegExp rvalidchars = /^[\],:{}\s]*$/, rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g, // Matches dashed string for camelizing rmsPrefix = /^-ms-/, rdashAlpha = /-([\da-z])/gi, // Used by jQuery.camelCase as callback to replace() fcamelCase = function( all, letter ) { return letter.toUpperCase(); }, // The ready event handler completed = function( event ) { // 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(); } }, // Clean-up method for dom ready events detach = function() { if ( document.addEventListener ) { document.removeEventListener( "DOMContentLoaded", completed, false ); window.removeEventListener( "load", completed, false ); } else { document.detachEvent( "onreadystatechange", completed ); window.detachEvent( "onload", completed ); } }; jQuery.fn = jQuery.prototype = { // The current version of jQuery being used jquery: core_version, constructor: jQuery, init: function( selector, context, rootjQuery ) { var match, elem; // HANDLE: $(""), $(null), $(undefined), $(false) if ( !selector ) { return this; } // Handle HTML strings if ( typeof selector === "string" ) { if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) { // Assume that strings that start and end with <> are HTML and skip the regex check match = [ null, selector, null ]; } else { match = rquickExpr.exec( selector ); } // Match html or make sure no context is specified for #id if ( match && (match[1] || !context) ) { // HANDLE: $(html) -> $(array) if ( match[1] ) { context = context instanceof jQuery ? context[0] : context; // scripts is true for back-compat jQuery.merge( this, jQuery.parseHTML( match[1], context && context.nodeType ? context.ownerDocument || context : document, true ) ); // HANDLE: $(html, props) if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { for ( match in context ) { // Properties of context are called as methods if possible if ( jQuery.isFunction( this[ match ] ) ) { this[ match ]( context[ match ] ); // ...and otherwise set as attributes } else { this.attr( match, context[ match ] ); } } } return this; // HANDLE: $(#id) } else { elem = document.getElementById( match[2] ); // Check parentNode to catch when Blackberry 4.6 returns // nodes that are no longer in the document #6963 if ( elem && elem.parentNode ) { // 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: $(DOMElement) } else if ( selector.nodeType ) { this.context = this[0] = selector; this.length = 1; return this; // HANDLE: $(function) // Shortcut for document ready } else if ( jQuery.isFunction( selector ) ) { return 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 default length of a jQuery object is 0 length: 0, toArray: function() { return core_slice.call( this ); }, // Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array get: function( num ) { return num == null ? // Return a 'clean' array this.toArray() : // Return just the object ( num < 0 ? this[ this.length + num ] : this[ num ] ); }, // Take an array of elements and push it onto the stack // (returning the new matched element set) pushStack: function( elems ) { // Build a new jQuery matched element set var ret = jQuery.merge( this.constructor(), elems ); // Add the old object onto the stack (as a reference) ret.prevObject = this; ret.context = this.context; // Return the newly-formed element set return ret; }, // Execute a callback for every element in the matched set. // (You can seed the arguments with an array of args, but this is // only used internally.) each: function( callback, args ) { return jQuery.each( this, callback, args ); }, ready: function( fn ) { // Add the callback jQuery.ready.promise().done( fn ); return this; }, slice: function() { return this.pushStack( core_slice.apply( this, arguments ) ); }, first: function() { return this.eq( 0 ); }, last: function() { return this.eq( -1 ); }, eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); }, map: function( callback ) { return this.pushStack( jQuery.map(this, function( elem, i ) { return callback.call( elem, i, elem ); })); }, end: function() { return this.prevObject || this.constructor(null); }, // For internal use only. // Behaves like an Array's method, not like a jQuery method. push: core_push, sort: [].sort, splice: [].splice }; // Give the init function the jQuery prototype for later instantiation jQuery.fn.init.prototype = jQuery.fn; jQuery.extend = jQuery.fn.extend = function() { var src, copyIsArray, copy, name, options, clone, target = arguments[0] || {}, i = 1, length = arguments.length, deep = false; // Handle a deep copy situation if ( typeof target === "boolean" ) { deep = target; target = arguments[1] || {}; // skip the boolean and the target i = 2; } // Handle case when target is a string or something (possible in deep copy) if ( typeof target !== "object" && !jQuery.isFunction(target) ) { target = {}; } // extend jQuery itself if only one argument is passed if ( length === i ) { target = this; --i; } for ( ; i < length; i++ ) { // Only deal with non-null/undefined values if ( (options = arguments[ i ]) != null ) { // Extend the base object for ( name in options ) { src = target[ name ]; copy = options[ name ]; // Prevent never-ending loop if ( target === copy ) { continue; } // Recurse if we're merging plain objects or arrays if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { if ( copyIsArray ) { copyIsArray = false; clone = src && jQuery.isArray(src) ? src : []; } else { clone = src && jQuery.isPlainObject(src) ? src : {}; } // Never move original objects, clone them target[ name ] = jQuery.extend( deep, clone, copy ); // Don't bring in undefined values } else if ( copy !== undefined ) { target[ name ] = copy; } } } } // Return the modified object return target; }; jQuery.extend({ // Unique for each copy of jQuery on the page // Non-digits removed to match rinlinejQuery expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ), noConflict: function( deep ) { if ( window.$ === jQuery ) { window.$ = _$; } if ( deep && window.jQuery === jQuery ) { window.jQuery = _jQuery; } return jQuery; }, // Is the DOM ready to be used? Set to true once it occurs. isReady: false, // A counter to track how many items to wait for before // the ready event fires. See #6781 readyWait: 1, // Hold (or release) the ready event holdReady: function( hold ) { if ( hold ) { jQuery.readyWait++; } else { jQuery.ready( true ); } }, // Handle when the DOM is ready ready: function( wait ) { // Abort if there are pending holds or we're already ready if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { return; } // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). if ( !document.body ) { return setTimeout( jQuery.ready ); } // Remember that the DOM is ready jQuery.isReady = true; // If a normal DOM Ready event fired, decrement, and wait if need be if ( wait !== true && --jQuery.readyWait > 0 ) { return; } // If there are functions bound, to execute readyList.resolveWith( document, [ jQuery ] ); // Trigger any bound ready events if ( jQuery.fn.trigger ) { jQuery( document ).trigger("ready").off("ready"); } }, // See test/unit/core.js for details concerning isFunction. // Since version 1.3, DOM methods and functions like alert // aren't supported. They return false on IE (#2968). isFunction: function( obj ) { return jQuery.type(obj) === "function"; }, isArray: Array.isArray || function( obj ) { return jQuery.type(obj) === "array"; }, isWindow: function( obj ) { /* jshint eqeqeq: false */ return obj != null && obj == obj.window; }, isNumeric: function( obj ) { return !isNaN( parseFloat(obj) ) && isFinite( obj ); }, type: function( obj ) { if ( obj == null ) { return String( obj ); } return typeof obj === "object" || typeof obj === "function" ? class2type[ core_toString.call(obj) ] || "object" : typeof obj; }, isPlainObject: function( obj ) { var key; // Must be an Object. // Because of IE, we also have to check the presence of the constructor property. // Make sure that DOM nodes and window objects don't pass through, as well if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { return false; } try { // Not own constructor property must be Object if ( obj.constructor && !core_hasOwn.call(obj, "constructor") && !core_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 ( jQuery.support.ownLast ) { for ( key in obj ) { return core_hasOwn.call( obj, key ); } } // Own properties are enumerated firstly, so to speed up, // if last one is own, then all properties are own. for ( key in obj ) {} return key === undefined || core_hasOwn.call( obj, key ); }, isEmptyObject: function( obj ) { var name; for ( name in obj ) { return false; } return true; }, error: function( msg ) { throw new Error( msg ); }, // data: string of html // context (optional): If specified, the fragment will be created in this context, defaults to document // keepScripts (optional): If true, will include scripts passed in the html string parseHTML: function( data, context, keepScripts ) { if ( !data || typeof data !== "string" ) { return null; } if ( typeof context === "boolean" ) { keepScripts = context; context = false; } context = context || document; var parsed = rsingleTag.exec( data ), scripts = !keepScripts && []; // Single tag if ( parsed ) { return [ context.createElement( parsed[1] ) ]; } parsed = jQuery.buildFragment( [ data ], context, scripts ); if ( scripts ) { jQuery( scripts ).remove(); } return jQuery.merge( [], parsed.childNodes ); }, parseJSON: function( data ) { // Attempt to parse using the native JSON parser first if ( window.JSON && window.JSON.parse ) { return window.JSON.parse( data ); } if ( data === null ) { return data; } if ( typeof data === "string" ) { // Make sure leading/trailing whitespace is removed (IE can't handle it) data = jQuery.trim( data ); if ( 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 parseXML: function( data ) { var xml, tmp; if ( !data || typeof data !== "string" ) { return null; } try { 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 ); } } catch( e ) { xml = undefined; } if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { 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 && jQuery.trim( data ) ) { // We use execScript on Internet Explorer // We use an anonymous function so that context is window // rather than jQuery in Firefox ( window.execScript || function( data ) { window[ "eval" ].call( window, data ); } )( data ); } }, // Convert dashed to camelCase; used by the css and data modules // Microsoft forgot to hump their vendor prefix (#9572) camelCase: function( string ) { return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); }, nodeName: function( elem, name ) { return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); }, // args is for internal usage only each: function( obj, callback, args ) { var value, i = 0, length = obj.length, isArray = isArraylike( obj ); if ( args ) { if ( isArray ) { for ( ; i < length; i++ ) { value = callback.apply( obj[ i ], args ); if ( value === false ) { break; } } } else { for ( i in obj ) { value = callback.apply( obj[ i ], args ); if ( value === false ) { break; } } } // A special, fast, case for the most common use of each } else { if ( isArray ) { for ( ; i < length; i++ ) { value = callback.call( obj[ i ], i, obj[ i ] ); if ( value === false ) { break; } } } else { for ( i in obj ) { value = callback.call( obj[ i ], i, obj[ i ] ); if ( value === false ) { break; } } } } return obj; }, // Use native String.trim function wherever possible trim: core_trim && !core_trim.call("\uFEFF\xA0") ? function( text ) { return text == null ? "" : core_trim.call( text ); } : // Otherwise use our own trimming functionality function( text ) { return text == null ? "" : ( text + "" ).replace( rtrim, "" ); }, // results is for internal usage only makeArray: function( arr, results ) { var ret = results || []; if ( arr != null ) { if ( isArraylike( Object(arr) ) ) { jQuery.merge( ret, typeof arr === "string" ? [ arr ] : arr ); } else { core_push.call( ret, arr ); } } return ret; }, inArray: function( elem, arr, i ) { var len; if ( arr ) { if ( core_indexOf ) { return core_indexOf.call( arr, elem, i ); } len = arr.length; i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; for ( ; i < len; i++ ) { // Skip accessing in sparse arrays if ( i in arr && arr[ i ] === elem ) { return i; } } } return -1; }, merge: function( first, second ) { var l = second.length, i = first.length, j = 0; if ( typeof l === "number" ) { for ( ; j < l; j++ ) { first[ i++ ] = second[ j ]; } } else { while ( second[j] !== undefined ) { first[ i++ ] = second[ j++ ]; } } first.length = i; return first; }, grep: function( elems, callback, inv ) { var retVal, ret = [], i = 0, length = elems.length; inv = !!inv; // Go through the array, only saving the items // that pass the validator function for ( ; i < length; i++ ) { retVal = !!callback( elems[ i ], i ); if ( inv !== retVal ) { ret.push( elems[ i ] ); } } return ret; }, // arg is for internal usage only map: function( elems, callback, arg ) { var value, i = 0, length = elems.length, isArray = isArraylike( elems ), ret = []; // Go through the array, translating each of the items to their if ( isArray ) { for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { ret[ ret.length ] = value; } } // Go through every key on the object, } else { for ( i in elems ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { ret[ ret.length ] = value; } } } // Flatten any nested arrays return core_concat.apply( [], ret ); }, // A global GUID counter for objects guid: 1, // Bind a function to a context, optionally partially applying any // arguments. proxy: function( fn, context ) { var args, proxy, tmp; if ( typeof context === "string" ) { tmp = fn[ context ]; context = fn; fn = tmp; } // Quick check to determine if target is callable, in the spec // this throws a TypeError, but we will just return undefined. if ( !jQuery.isFunction( fn ) ) { return undefined; } // Simulated bind args = core_slice.call( arguments, 2 ); proxy = function() { return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) ); }; // Set the guid of unique handler to the same of original handler, so it can be removed proxy.guid = fn.guid = fn.guid || jQuery.guid++; return proxy; }, // Multifunctional method to get and set values of a collection // The value/s can optionally be executed if it's a function access: function( elems, fn, key, value, chainable, emptyGet, raw ) { var i = 0, length = elems.length, bulk = key == null; // Sets many values if ( jQuery.type( key ) === "object" ) { chainable = true; for ( i in key ) { jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); } // Sets one value } else if ( value !== undefined ) { chainable = true; if ( !jQuery.isFunction( value ) ) { raw = true; } if ( bulk ) { // Bulk operations run against the entire set if ( raw ) { fn.call( elems, value ); fn = null; // ...except when executing function values } else { bulk = fn; fn = function( elem, key, value ) { return bulk.call( jQuery( elem ), value ); }; } } if ( fn ) { for ( ; i < length; i++ ) { fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); } } } return chainable ? elems : // Gets bulk ? fn.call( elems ) : length ? fn( elems[0], key ) : emptyGet; }, now: function() { return ( new Date() ).getTime(); }, // A method for quickly swapping in/out CSS properties to get correct calculations. // Note: this method belongs to the css module but it's needed here for the support module. // If support gets modularized, this method should be moved back to the css module. swap: function( elem, options, callback, args ) { var ret, name, old = {}; // Remember the old values, and insert the new ones for ( name in options ) { old[ name ] = elem.style[ name ]; elem.style[ name ] = options[ name ]; } ret = callback.apply( elem, args || [] ); // Revert the old values for ( name in options ) { elem.style[ name ] = old[ name ]; } return ret; } }); jQuery.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 ); }; // Populate the class2type map jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { class2type[ "[object " + name + "]" ] = name.toLowerCase(); }); function isArraylike( obj ) { var length = obj.length, type = jQuery.type( obj ); if ( jQuery.isWindow( obj ) ) { return false; } if ( obj.nodeType === 1 && length ) { return true; } return type === "array" || type !== "function" && ( length === 0 || typeof length === "number" && length > 0 && ( length - 1 ) in obj ); } // All jQuery objects should point back to these rootjQuery = jQuery(document); /*! * Sizzle CSS Selector Engine v1.10.2 * http://sizzlejs.com/ * * Copyright 2013 jQuery Foundation, Inc. and other contributors * Released under the MIT license * http://jquery.org/license * * Date: 2013-07-03 */ (function( window, undefined ) { var i, support, cachedruns, Expr, getText, isXML, compile, outermostContext, sortInput, // Local document vars setDocument, document, docElem, documentIsHTML, rbuggyQSA, rbuggyMatches, matches, contains, // Instance-specific data expando = "sizzle" + -(new Date()), preferredDoc = window.document, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), hasDuplicate = false, sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; return 0; } return 0; }, // General-purpose constants strundefined = typeof undefined, MAX_NEGATIVE = 1 << 31, // Instance methods hasOwn = ({}).hasOwnProperty, arr = [], pop = arr.pop, push_native = arr.push, push = arr.push, slice = arr.slice, // Use a stripped-down indexOf if we can't use a native one indexOf = arr.indexOf || function( elem ) { var i = 0, len = this.length; for ( ; i < len; i++ ) { if ( this[i] === elem ) { return i; } } return -1; }, booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", // Regular expressions // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", // http://www.w3.org/TR/css3-syntax/#characters characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", // Loosely modeled on CSS identifier characters // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier identifier = characterEncoding.replace( "w", "w#" ), // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", // Prefer arguments quoted, // then not containing pseudos/brackets, // then attribute selectors/non-parenthetical expressions, // then anything else // These preferences are here to reduce the number of selectors // needing tokenize in the PSEUDO preFilter pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), rsibling = new RegExp( whitespace + "*[+~]" ), rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ), rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ), matchExpr = { "ID": new RegExp( "^#(" + characterEncoding + ")" ), "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), "ATTR": new RegExp( "^" + attributes ), "PSEUDO": new RegExp( "^" + pseudos ), "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), // For use in libraries implementing .is() // We use this for POS matching in `select` "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) }, rnative = /^[^{]+\{\s*\[native \w/, // Easily-parseable/retrievable ID or TAG or CLASS selectors rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i, rescape = /'|\\/g, // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), funescape = function( _, escaped, escapedWhitespace ) { var high = "0x" + escaped - 0x10000; // NaN means non-codepoint // Support: Firefox // Workaround erroneous numeric interpretation of +"0x" return high !== high || escapedWhitespace ? escaped : // BMP codepoint high < 0 ? String.fromCharCode( high + 0x10000 ) : // Supplemental Plane codepoint (surrogate pair) String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); }; // Optimize for push.apply( _, NodeList ) try { push.apply( (arr = slice.call( preferredDoc.childNodes )), preferredDoc.childNodes ); // Support: Android<4.0 // Detect silently failing push.apply arr[ preferredDoc.childNodes.length ].nodeType; } catch ( e ) { push = { apply: arr.length ? // Leverage slice if possible function( target, els ) { push_native.apply( target, slice.call(els) ); } : // Support: IE<9 // Otherwise append directly function( target, els ) { var j = target.length, i = 0; // Can't trust NodeList.length while ( (target[j++] = els[i++]) ) {} target.length = j - 1; } }; } function Sizzle( selector, context, results, seed ) { var match, elem, m, nodeType, // QSA vars i, groups, old, nid, newContext, newSelector; if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { setDocument( context ); } context = context || document; results = results || []; if ( !selector || typeof selector !== "string" ) { return results; } if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { return []; } if ( documentIsHTML && !seed ) { // Shortcuts if ( (match = rquickExpr.exec( selector )) ) { // Speed-up: Sizzle("#ID") if ( (m = match[1]) ) { if ( nodeType === 9 ) { elem = context.getElementById( m ); // Check parentNode to catch when Blackberry 4.6 returns // nodes that are no longer in the document #6963 if ( elem && elem.parentNode ) { // Handle the case where IE, Opera, and Webkit return items // by name instead of ID if ( elem.id === m ) { results.push( elem ); return results; } } else { return results; } } else { // Context is not a document if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && contains( context, elem ) && elem.id === m ) { results.push( elem ); return results; } } // Speed-up: Sizzle("TAG") } else if ( match[2] ) { push.apply( results, context.getElementsByTagName( selector ) ); return results; // Speed-up: Sizzle(".CLASS") } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { push.apply( results, context.getElementsByClassName( m ) ); return results; } } // QSA path if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { nid = old = expando; newContext = context; newSelector = nodeType === 9 && selector; // qSA works strangely on Element-rooted queries // We can work around this by specifying an extra ID on the root // and working up from there (Thanks to Andrew Dupont for the technique) // IE 8 doesn't work on object elements if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { groups = tokenize( selector ); if ( (old = context.getAttribute("id")) ) { nid = old.replace( rescape, "\\$&" ); } else { context.setAttribute( "id", nid ); } nid = "[id='" + nid + "'] "; i = groups.length; while ( i-- ) { groups[i] = nid + toSelector( groups[i] ); } newContext = rsibling.test( selector ) && context.parentNode || context; newSelector = groups.join(","); } if ( newSelector ) { try { push.apply( results, newContext.querySelectorAll( newSelector ) ); return results; } catch(qsaError) { } finally { if ( !old ) { context.removeAttribute("id"); } } } } } // All others return select( selector.replace( rtrim, "$1" ), context, results, seed ); } /** * Create key-value caches of limited size * @returns {Function(string, Object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ function createCache() { var keys = []; function cache( key, value ) { // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) if ( keys.push( key += " " ) > Expr.cacheLength ) { // Only keep the most recent entries delete cache[ keys.shift() ]; } return (cache[ key ] = value); } return cache; } /** * Mark a function for special use by Sizzle * @param {Function} fn The function to mark */ function markFunction( fn ) { fn[ expando ] = true; return fn; } /** * Support testing using an element * @param {Function} fn Passed the created div and expects a boolean result */ function assert( fn ) { var div = document.createElement("div"); try { return !!fn( div ); } catch (e) { return false; } finally { // Remove from its parent by default if ( div.parentNode ) { div.parentNode.removeChild( div ); } // release memory in IE div = null; } } /** * Adds the same handler for all of the specified attrs * @param {String} attrs Pipe-separated list of attributes * @param {Function} handler The method that will be applied */ function addHandle( attrs, handler ) { var arr = attrs.split("|"), i = attrs.length; while ( i-- ) { Expr.attrHandle[ arr[i] ] = handler; } } /** * Checks document order of two siblings * @param {Element} a * @param {Element} b * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b */ function siblingCheck( a, b ) { var cur = b && a, diff = cur && a.nodeType === 1 && b.nodeType === 1 && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE ); // Use IE sourceIndex if available on both nodes if ( diff ) { return diff; } // Check if b follows a if ( cur ) { while ( (cur = cur.nextSibling) ) { if ( cur === b ) { return -1; } } } return a ? 1 : -1; } /** * Returns a function to use in pseudos for input types * @param {String} type */ function createInputPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === type; }; } /** * Returns a function to use in pseudos for buttons * @param {String} type */ function createButtonPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && elem.type === type; }; } /** * Returns a function to use in pseudos for positionals * @param {Function} fn */ function createPositionalPseudo( fn ) { return markFunction(function( argument ) { argument = +argument; return markFunction(function( seed, matches ) { var j, matchIndexes = fn( [], seed.length, argument ), i = matchIndexes.length; // Match elements found at the specified indexes while ( i-- ) { if ( seed[ (j = matchIndexes[i]) ] ) { seed[j] = !(matches[j] = seed[j]); } } }); }); } /** * Detect xml * @param {Element|Object} elem An element or a document */ isXML = Sizzle.isXML = function( elem ) { // documentElement is verified for cases where it doesn't yet exist // (such as loading iframes in IE - #4833) var documentElement = elem && (elem.ownerDocument || elem).documentElement; return documentElement ? documentElement.nodeName !== "HTML" : false; }; // Expose support vars for convenience support = Sizzle.support = {}; /** * Sets document-related variables once based on the current document * @param {Element|Object} [doc] An element or document object to use to set the document * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function( node ) { var doc = node ? node.ownerDocument || node : preferredDoc, parent = doc.defaultView; // If no document and documentElement is available, return if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { return document; } // Set our document document = doc; docElem = doc.documentElement; // Support tests documentIsHTML = !isXML( doc ); // Support: IE>8 // If iframe document is assigned to "document" variable and if iframe has been reloaded, // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 // IE6-8 do not support the defaultView property so parent will be undefined if ( parent && parent.attachEvent && parent !== parent.top ) { parent.attachEvent( "onbeforeunload", function() { setDocument(); }); } /* Attributes ---------------------------------------------------------------------- */ // Support: IE<8 // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans) support.attributes = assert(function( div ) { div.className = "i"; return !div.getAttribute("className"); }); /* getElement(s)By* ---------------------------------------------------------------------- */ // Check if getElementsByTagName("*") returns only elements support.getElementsByTagName = assert(function( div ) { div.appendChild( doc.createComment("") ); return !div.getElementsByTagName("*").length; }); // Check if getElementsByClassName can be trusted support.getElementsByClassName = assert(function( div ) { div.innerHTML = "<div class='a'></div><div class='a i'></div>"; // Support: Safari<4 // Catch class over-caching div.firstChild.className = "i"; // Support: Opera<10 // Catch gEBCN failure to find non-leading classes return div.getElementsByClassName("i").length === 2; }); // Support: IE<10 // Check if getElementById returns elements by name // The broken getElementById methods don't pick up programatically-set names, // so use a roundabout getElementsByName test support.getById = assert(function( div ) { docElem.appendChild( div ).id = expando; return !doc.getElementsByName || !doc.getElementsByName( expando ).length; }); // ID find and filter if ( support.getById ) { Expr.find["ID"] = function( id, context ) { if ( typeof context.getElementById !== strundefined && documentIsHTML ) { var m = context.getElementById( id ); // Check parentNode to catch when Blackberry 4.6 returns // nodes that are no longer in the document #6963 return m && m.parentNode ? [m] : []; } }; Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { return elem.getAttribute("id") === attrId; }; }; } else { // Support: IE6/7 // getElementById is not reliable as a find shortcut delete Expr.find["ID"]; Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); return node && node.value === attrId; }; }; } // Tag Expr.find["TAG"] = support.getElementsByTagName ? function( tag, context ) { if ( typeof context.getElementsByTagName !== strundefined ) { return context.getElementsByTagName( tag ); } } : function( tag, context ) { var elem, tmp = [], i = 0, results = context.getElementsByTagName( tag ); // Filter out possible comments if ( tag === "*" ) { while ( (elem = results[i++]) ) { if ( elem.nodeType === 1 ) { tmp.push( elem ); } } return tmp; } return results; }; // Class Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) { return context.getElementsByClassName( className ); } }; /* QSA/matchesSelector ---------------------------------------------------------------------- */ // QSA and matchesSelector support // matchesSelector(:active) reports false when true (IE9/Opera 11.5) rbuggyMatches = []; // qSa(:focus) reports false when true (Chrome 21) // We allow this because of a bug in IE8/9 that throws an error // whenever `document.activeElement` is accessed on an iframe // So, we allow :focus to pass through QSA all the time to avoid the IE error // See http://bugs.jquery.com/ticket/13378 rbuggyQSA = []; if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { // Build QSA regex // Regex strategy adopted from Diego Perini assert(function( div ) { // Select is set to empty string on purpose // This is to test IE's treatment of not explicitly // setting a boolean content attribute, // since its presence should be enough // http://bugs.jquery.com/ticket/12359 div.innerHTML = "<select><option selected=''></option></select>"; // Support: IE8 // Boolean attributes and "value" are not treated correctly if ( !div.querySelectorAll("[selected]").length ) { rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); } // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests if ( !div.querySelectorAll(":checked").length ) { rbuggyQSA.push(":checked"); } }); assert(function( div ) { // Support: Opera 10-12/IE8 // ^= $= *= and empty values // Should not select anything // Support: Windows 8 Native Apps // The type attribute is restricted during .innerHTML assignment var input = doc.createElement("input"); input.setAttribute( "type", "hidden" ); div.appendChild( input ).setAttribute( "t", "" ); if ( div.querySelectorAll("[t^='']").length ) { rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); } // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) // IE8 throws error here and will not see later tests if ( !div.querySelectorAll(":enabled").length ) { rbuggyQSA.push( ":enabled", ":disabled" ); } // Opera 10-11 does not throw on post-comma invalid pseudos div.querySelectorAll("*,:x"); rbuggyQSA.push(",.*:"); }); } if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector) )) ) { assert(function( div ) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9) support.disconnectedMatch = matches.call( div, "div" ); // This should fail with an exception // Gecko does not error, returns false instead matches.call( div, "[s!='']:x" ); rbuggyMatches.push( "!=", pseudos ); }); } rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); /* Contains ---------------------------------------------------------------------- */ // Element contains another // Purposefully does not implement inclusive descendent // As in, an element does not contain itself contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ? function( a, b ) { var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode; return a === bup || !!( bup && bup.nodeType === 1 && ( adown.contains ? adown.contains( bup ) : a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 )); } : function( a, b ) { if ( b ) { while ( (b = b.parentNode) ) { if ( b === a ) { return true; } } } return false; }; /* Sorting ---------------------------------------------------------------------- */ // Document order sorting sortOrder = docElem.compareDocumentPosition ? function( a, b ) { // Flag for duplicate removal if ( a === b ) { hasDuplicate = true; return 0; } var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b ); if ( compare ) { // Disconnected nodes if ( compare & 1 || (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { // Choose the first element that is related to our preferred document if ( a === doc || contains(preferredDoc, a) ) { return -1; } if ( b === doc || contains(preferredDoc, b) ) { return 1; } // Maintain original order return sortInput ? ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : 0; } return compare & 4 ? -1 : 1; } // Not directly comparable, sort on existence of method return a.compareDocumentPosition ? -1 : 1; } : function( a, b ) { var cur, i = 0, aup = a.parentNode, bup = b.parentNode, ap = [ a ], bp = [ b ]; // Exit early if the nodes are identical if ( a === b ) { hasDuplicate = true; return 0; // Parentless nodes are either documents or disconnected } else if ( !aup || !bup ) { return a === doc ? -1 : b === doc ? 1 : aup ? -1 : bup ? 1 : sortInput ? ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : 0; // If the nodes are siblings, we can do a quick check } else if ( aup === bup ) { return siblingCheck( a, b ); } // Otherwise we need full lists of their ancestors for comparison cur = a; while ( (cur = cur.parentNode) ) { ap.unshift( cur ); } cur = b; while ( (cur = cur.parentNode) ) { bp.unshift( cur ); } // Walk down the tree looking for a discrepancy while ( ap[i] === bp[i] ) { i++; } return i ? // Do a sibling check if the nodes have a common ancestor siblingCheck( ap[i], bp[i] ) : // Otherwise nodes in our document sort first ap[i] === preferredDoc ? -1 : bp[i] === preferredDoc ? 1 : 0; }; return doc; }; Sizzle.matches = function( expr, elements ) { return Sizzle( expr, null, null, elements ); }; Sizzle.matchesSelector = function( elem, expr ) { // Set document vars if needed if ( ( elem.ownerDocument || elem ) !== document ) { setDocument( elem ); } // Make sure that attribute selectors are quoted expr = expr.replace( rattributeQuotes, "='$1']" ); if ( support.matchesSelector && documentIsHTML && ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { try { var ret = matches.call( elem, expr ); // IE 9's matchesSelector returns false on disconnected nodes if ( ret || support.disconnectedMatch || // As well, disconnected nodes are said to be in a document // fragment in IE 9 elem.document && elem.document.nodeType !== 11 ) { return ret; } } catch(e) {} } return Sizzle( expr, document, null, [elem] ).length > 0; }; Sizzle.contains = function( context, elem ) { // Set document vars if needed if ( ( context.ownerDocument || context ) !== document ) { setDocument( context ); } return contains( context, elem ); }; Sizzle.attr = function( elem, name ) { // Set document vars if needed if ( ( elem.ownerDocument || elem ) !== document ) { setDocument( elem ); } var fn = Expr.attrHandle[ name.toLowerCase() ], // Don't get fooled by Object.prototype properties (jQuery #13807) val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? fn( elem, name, !documentIsHTML ) : undefined; return val === undefined ? support.attributes || !documentIsHTML ? elem.getAttribute( name ) : (val = elem.getAttributeNode(name)) && val.specified ? val.value : null : val; }; Sizzle.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); }; /** * Document sorting and removing duplicates * @param {ArrayLike} results */ Sizzle.uniqueSort = function( results ) { var elem, duplicates = [], j = 0, i = 0; // Unless we *know* we can detect duplicates, assume their presence hasDuplicate = !support.detectDuplicates; sortInput = !support.sortStable && results.slice( 0 ); results.sort( sortOrder ); if ( hasDuplicate ) { while ( (elem = results[i++]) ) { if ( elem === results[ i ] ) { j = duplicates.push( i ); } } while ( j-- ) { results.splice( duplicates[ j ], 1 ); } } return results; }; /** * Utility function for retrieving the text value of an array of DOM nodes * @param {Array|Element} elem */ getText = Sizzle.getText = function( elem ) { var node, ret = "", i = 0, nodeType = elem.nodeType; if ( !nodeType ) { // If no nodeType, this is expected to be an array for ( ; (node = elem[i]); i++ ) { // Do not traverse comment nodes ret += getText( node ); } } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { // Use textContent for elements // innerText usage removed for consistency of new lines (see #11153) if ( typeof elem.textContent === "string" ) { return elem.textContent; } else { // Traverse its children for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { ret += getText( elem ); } } } else if ( nodeType === 3 || nodeType === 4 ) { return elem.nodeValue; } // Do not include comment or processing instruction nodes return ret; }; Expr = Sizzle.selectors = { // Can be adjusted by the user cacheLength: 50, createPseudo: markFunction, match: matchExpr, attrHandle: {}, find: {}, relative: { ">": { dir: "parentNode", first: true }, " ": { dir: "parentNode" }, "+": { dir: "previousSibling", first: true }, "~": { dir: "previousSibling" } }, preFilter: { "ATTR": function( match ) { match[1] = match[1].replace( runescape, funescape ); // Move the given value to match[3] whether quoted or unquoted match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); if ( match[2] === "~=" ) { match[3] = " " + match[3] + " "; } return match.slice( 0, 4 ); }, "CHILD": function( match ) { /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 4 xn-component of xn+y argument ([+-]?\d*n|) 5 sign of xn-component 6 x of xn-component 7 sign of y-component 8 y of y-component */ match[1] = match[1].toLowerCase(); if ( match[1].slice( 0, 3 ) === "nth" ) { // nth-* requires argument if ( !match[3] ) { Sizzle.error( match[0] ); } // numeric x and y parameters for Expr.filter.CHILD // remember that false/true cast respectively to 0/1 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); // other types prohibit arguments } else if ( match[3] ) { Sizzle.error( match[0] ); } return match; }, "PSEUDO": function( match ) { var excess, unquoted = !match[5] && match[2]; if ( matchExpr["CHILD"].test( match[0] ) ) { return null; } // Accept quoted arguments as-is if ( match[3] && match[4] !== undefined ) { match[2] = match[4]; // Strip excess characters from unquoted arguments } else if ( unquoted && rpseudo.test( unquoted ) && // Get excess from tokenize (recursively) (excess = tokenize( unquoted, true )) && // advance to the next closing parenthesis (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { // excess is a negative index match[0] = match[0].slice( 0, excess ); match[2] = unquoted.slice( 0, excess ); } // Return only captures needed by the pseudo filter method (type and argument) return match.slice( 0, 3 ); } }, filter: { "TAG": function( nodeNameSelector ) { var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); return nodeNameSelector === "*" ? function() { return true; } : function( elem ) { return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; }; }, "CLASS": function( className ) { var pattern = classCache[ className + " " ]; return pattern || (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && classCache( className, function( elem ) { return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" ); }); }, "ATTR": function( name, operator, check ) { return function( elem ) { var result = Sizzle.attr( elem, name ); if ( result == null ) { return operator === "!="; } if ( !operator ) { return true; } result += ""; return operator === "=" ? result === check : operator === "!=" ? result !== check : operator === "^=" ? check && result.indexOf( check ) === 0 : operator === "*=" ? check && result.indexOf( check ) > -1 : operator === "$=" ? check && result.slice( -check.length ) === check : operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : false; }; }, "CHILD": function( type, what, argument, first, last ) { var simple = type.slice( 0, 3 ) !== "nth", forward = type.slice( -4 ) !== "last", ofType = what === "of-type"; return first === 1 && last === 0 ? // Shortcut for :nth-*(n) function( elem ) { return !!elem.parentNode; } : function( elem, context, xml ) { var cache, outerCache, node, diff, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), useCache = !xml && !ofType; if ( parent ) { // :(first|last|only)-(child|of-type) if ( simple ) { while ( dir ) { node = elem; while ( (node = node[ dir ]) ) { if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { return false; } } // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } return true; } start = [ forward ? parent.firstChild : parent.lastChild ]; // non-xml :nth-child(...) stores cache data on `parent` if ( forward && useCache ) { // Seek `elem` from a previously-cached index outerCache = parent[ expando ] || (parent[ expando ] = {}); cache = outerCache[ type ] || []; nodeIndex = cache[0] === dirruns && cache[1]; diff = cache[0] === dirruns && cache[2]; node = nodeIndex && parent.childNodes[ nodeIndex ]; while ( (node = ++nodeIndex && node && node[ dir ] || // Fallback to seeking `elem` from the start (diff = nodeIndex = 0) || start.pop()) ) { // When found, cache indexes on `parent` and break if ( node.nodeType === 1 && ++diff && node === elem ) { outerCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } } // Use previously-cached element index if available } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { diff = cache[1]; // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) } else { // Use the same loop as above to seek `elem` from the start while ( (node = ++nodeIndex && node && node[ dir ] || (diff = nodeIndex = 0) || start.pop()) ) { if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { // Cache the index of each encountered element if ( useCache ) { (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; } if ( node === elem ) { break; } } } } // Incorporate the offset, then check against cycle size diff -= last; return diff === first || ( diff % first === 0 && diff / first >= 0 ); } }; }, "PSEUDO": function( pseudo, argument ) { // pseudo-class names are case-insensitive // http://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters // Remember that setFilters inherits from pseudos var args, fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || Sizzle.error( "unsupported pseudo: " + pseudo ); // The user may use createPseudo to indicate that // arguments are needed to create the filter function // just as Sizzle does if ( fn[ expando ] ) { return fn( argument ); } // But maintain support for old signatures if ( fn.length > 1 ) { args = [ pseudo, pseudo, "", argument ]; return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? markFunction(function( seed, matches ) { var idx, matched = fn( seed, argument ), i = matched.length; while ( i-- ) { idx = indexOf.call( seed, matched[i] ); seed[ idx ] = !( matches[ idx ] = matched[i] ); } }) : function( elem ) { return fn( elem, 0, args ); }; } return fn; } }, pseudos: { // Potentially complex pseudos "not": markFunction(function( selector ) { // Trim the selector passed to compile // to avoid treating leading and trailing // spaces as combinators var input = [], results = [], matcher = compile( selector.replace( rtrim, "$1" ) ); return matcher[ expando ] ? markFunction(function( seed, matches, context, xml ) { var elem, unmatched = matcher( seed, null, xml, [] ), i = seed.length; // Match elements unmatched by `matcher` while ( i-- ) { if ( (elem = unmatched[i]) ) { seed[i] = !(matches[i] = elem); } } }) : function( elem, context, xml ) { input[0] = elem; matcher( input, null, xml, results ); return !results.pop(); }; }), "has": markFunction(function( selector ) { return function( elem ) { return Sizzle( selector, elem ).length > 0; }; }), "contains": markFunction(function( text ) { return function( elem ) { return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; }; }), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value // being equal to the identifier C, // or beginning with the identifier C immediately followed by "-". // The matching of C against the element's language value is performed case-insensitively. // The identifier C does not have to be a valid language name." // http://www.w3.org/TR/selectors/#lang-pseudo "lang": markFunction( function( lang ) { // lang value must be a valid identifier if ( !ridentifier.test(lang || "") ) { Sizzle.error( "unsupported lang: " + lang ); } lang = lang.replace( runescape, funescape ).toLowerCase(); return function( elem ) { var elemLang; do { if ( (elemLang = documentIsHTML ? elem.lang : elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { elemLang = elemLang.toLowerCase(); return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; } } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); return false; }; }), // Miscellaneous "target": function( elem ) { var hash = window.location && window.location.hash; return hash && hash.slice( 1 ) === elem.id; }, "root": function( elem ) { return elem === docElem; }, "focus": function( elem ) { return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); }, // Boolean properties "enabled": function( elem ) { return elem.disabled === false; }, "disabled": function( elem ) { return elem.disabled === true; }, "checked": function( elem ) { // In CSS3, :checked should return both checked and selected elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked var nodeName = elem.nodeName.toLowerCase(); return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); }, "selected": function( elem ) { // Accessing this property makes selected-by-default // options in Safari work properly if ( elem.parentNode ) { elem.parentNode.selectedIndex; } return elem.selected === true; }, // Contents "empty": function( elem ) { // http://www.w3.org/TR/selectors/#empty-pseudo // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)), // not comment, processing instructions, or others // Thanks to Diego Perini for the nodeName shortcut // Greater than "@" means alpha characters (specifically not starting with "#" or "?") for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) { return false; } } return true; }, "parent": function( elem ) { return !Expr.pseudos["empty"]( elem ); }, // Element/input types "header": function( elem ) { return rheader.test( elem.nodeName ); }, "input": function( elem ) { return rinputs.test( elem.nodeName ); }, "button": function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === "button" || name === "button"; }, "text": function( elem ) { var attr; // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) // use getAttribute instead to test this case return elem.nodeName.toLowerCase() === "input" && elem.type === "text" && ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type ); }, // Position-in-collection "first": createPositionalPseudo(function() { return [ 0 ]; }), "last": createPositionalPseudo(function( matchIndexes, length ) { return [ length - 1 ]; }), "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { return [ argument < 0 ? argument + length : argument ]; }), "even": createPositionalPseudo(function( matchIndexes, length ) { var i = 0; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; }), "odd": createPositionalPseudo(function( matchIndexes, length ) { var i = 1; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; }), "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; --i >= 0; ) { matchIndexes.push( i ); } return matchIndexes; }), "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; ++i < length; ) { matchIndexes.push( i ); } return matchIndexes; }) } }; Expr.pseudos["nth"] = Expr.pseudos["eq"]; // Add button/input type pseudos for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { Expr.pseudos[ i ] = createInputPseudo( i ); } for ( i in { submit: true, reset: true } ) { Expr.pseudos[ i ] = createButtonPseudo( i ); } // Easy API for creating new setFilters function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); function tokenize( selector, parseOnly ) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[ selector + " " ]; if ( cached ) { return parseOnly ? 0 : cached.slice( 0 ); } soFar = selector; groups = []; preFilters = Expr.preFilter; while ( soFar ) { // Comma and first run if ( !matched || (match = rcomma.exec( soFar )) ) { if ( match ) { // Don't consume trailing commas as valid soFar = soFar.slice( match[0].length ) || soFar; } groups.push( tokens = [] ); } matched = false; // Combinators if ( (match = rcombinators.exec( soFar )) ) { matched = match.shift(); tokens.push({ value: matched, // Cast descendant combinators to space type: match[0].replace( rtrim, " " ) }); soFar = soFar.slice( matched.length ); } // Filters for ( type in Expr.filter ) { if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || (match = preFilters[ type ]( match ))) ) { matched = match.shift(); tokens.push({ value: matched, type: type, matches: match }); soFar = soFar.slice( matched.length ); } } if ( !matched ) { break; } } // Return the length of the invalid excess // if we're just parsing // Otherwise, throw an error or return tokens return parseOnly ? soFar.length : soFar ? Sizzle.error( selector ) : // Cache the tokens tokenCache( selector, groups ).slice( 0 ); } function toSelector( tokens ) { var i = 0, len = tokens.length, selector = ""; for ( ; i < len; i++ ) { selector += tokens[i].value; } return selector; } function addCombinator( matcher, combinator, base ) { var dir = combinator.dir, checkNonElements = base && dir === "parentNode", doneName = done++; return combinator.first ? // Check against closest ancestor/preceding element function( elem, context, xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { return matcher( elem, context, xml ); } } } : // Check against all ancestor/preceding elements function( elem, context, xml ) { var data, cache, outerCache, dirkey = dirruns + " " + doneName; // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching if ( xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { if ( matcher( elem, context, xml ) ) { return true; } } } } else { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { outerCache = elem[ expando ] || (elem[ expando ] = {}); if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) { if ( (data = cache[1]) === true || data === cachedruns ) { return data === true; } } else { cache = outerCache[ dir ] = [ dirkey ]; cache[1] = matcher( elem, context, xml ) || cachedruns; if ( cache[1] === true ) { return true; } } } } } }; } function elementMatcher( matchers ) { return matchers.length > 1 ? function( elem, context, xml ) { var i = matchers.length; while ( i-- ) { if ( !matchers[i]( elem, context, xml ) ) { return false; } } return true; } : matchers[0]; } function condense( unmatched, map, filter, context, xml ) { var elem, newUnmatched = [], i = 0, len = unmatched.length, mapped = map != null; for ( ; i < len; i++ ) { if ( (elem = unmatched[i]) ) { if ( !filter || filter( elem, context, xml ) ) { newUnmatched.push( elem ); if ( mapped ) { map.push( i ); } } } } return newUnmatched; } function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { if ( postFilter && !postFilter[ expando ] ) { postFilter = setMatcher( postFilter ); } if ( postFinder && !postFinder[ expando ] ) { postFinder = setMatcher( postFinder, postSelector ); } return markFunction(function( seed, results, context, xml ) { var temp, i, elem, preMap = [], postMap = [], preexisting = results.length, // Get initial elements from seed or context elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), // Prefilter to get matcher input, preserving a map for seed-results synchronization matcherIn = preFilter && ( seed || !selector ) ? condense( elems, preMap, preFilter, context, xml ) : elems, matcherOut = matcher ? // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, postFinder || ( seed ? preFilter : preexisting || postFilter ) ? // ...intermediate processing is necessary [] : // ...otherwise use results directly results : matcherIn; // Find primary matches if ( matcher ) { matcher( matcherIn, matcherOut, context, xml ); } // Apply postFilter if ( postFilter ) { temp = condense( matcherOut, postMap ); postFilter( temp, [], context, xml ); // Un-match failing elements by moving them back to matcherIn i = temp.length; while ( i-- ) { if ( (elem = temp[i]) ) { matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); } } } if ( seed ) { if ( postFinder || preFilter ) { if ( postFinder ) { // Get the final matcherOut by condensing this intermediate into postFinder contexts temp = []; i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) ) { // Restore matcherIn since elem is not yet a final match temp.push( (matcherIn[i] = elem) ); } } postFinder( null, (matcherOut = []), temp, xml ); } // Move matched elements from seed to results to keep them synchronized i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) && (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { seed[temp] = !(results[temp] = elem); } } } // Add elements to results, through postFinder if defined } else { matcherOut = condense( matcherOut === results ? matcherOut.splice( preexisting, matcherOut.length ) : matcherOut ); if ( postFinder ) { postFinder( null, results, matcherOut, xml ); } else { push.apply( results, matcherOut ); } } }); } function matcherFromTokens( tokens ) { var checkContext, matcher, j, len = tokens.length, leadingRelative = Expr.relative[ tokens[0].type ], implicitRelative = leadingRelative || Expr.relative[" "], i = leadingRelative ? 1 : 0, // The foundational matcher ensures that elements are reachable from top-level context(s) matchContext = addCombinator( function( elem ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { return indexOf.call( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( (checkContext = context).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); } ]; for ( ; i < len; i++ ) { if ( (matcher = Expr.relative[ tokens[i].type ]) ) { matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; } else { matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); // Return special upon seeing a positional matcher if ( matcher[ expando ] ) { // Find the next relative operator (if any) for proper handling j = ++i; for ( ; j < len; j++ ) { if ( Expr.relative[ tokens[j].type ] ) { break; } } return setMatcher( i > 1 && elementMatcher( matchers ), i > 1 && toSelector( // If the preceding token was a descendant combinator, insert an implicit any-element `*` tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) ).replace( rtrim, "$1" ), matcher, i < j && matcherFromTokens( tokens.slice( i, j ) ), j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), j < len && toSelector( tokens ) ); } matchers.push( matcher ); } } return elementMatcher( matchers ); } function matcherFromGroupMatchers( elementMatchers, setMatchers ) { // A counter to specify which element is currently being matched var matcherCachedRuns = 0, bySet = setMatchers.length > 0, byElement = elementMatchers.length > 0, superMatcher = function( seed, context, xml, results, expandContext ) { var elem, j, matcher, setMatched = [], matchedCount = 0, i = "0", unmatched = seed && [], outermost = expandContext != null, contextBackup = outermostContext, // We must always have either seed elements or context elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ), // Use integer dirruns iff this is the outermost matcher dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1); if ( outermost ) { outermostContext = context !== document && context; cachedruns = matcherCachedRuns; } // Add elements passing elementMatchers directly to results // Keep `i` a string if there are no elements so `matchedCount` will be "00" below for ( ; (elem = elems[i]) != null; i++ ) { if ( byElement && elem ) { j = 0; while ( (matcher = elementMatchers[j++]) ) { if ( matcher( elem, context, xml ) ) { results.push( elem ); break; } } if ( outermost ) { dirruns = dirrunsUnique; cachedruns = ++matcherCachedRuns; } } // Track unmatched elements for set filters if ( bySet ) { // They will have gone through all possible matchers if ( (elem = !matcher && elem) ) { matchedCount--; } // Lengthen the array for every element, matched or not if ( seed ) { unmatched.push( elem ); } } } // Apply set filters to unmatched elements matchedCount += i; if ( bySet && i !== matchedCount ) { j = 0; while ( (matcher = setMatchers[j++]) ) { matcher( unmatched, setMatched, context, xml ); } if ( seed ) { // Reintegrate element matches to eliminate the need for sorting if ( matchedCount > 0 ) { while ( i-- ) { if ( !(unmatched[i] || setMatched[i]) ) { setMatched[i] = pop.call( results ); } } } // Discard index placeholder values to get only actual matches setMatched = condense( setMatched ); } // Add matches to results push.apply( results, setMatched ); // Seedless set matches succeeding multiple successful matchers stipulate sorting if ( outermost && !seed && setMatched.length > 0 && ( matchedCount + setMatchers.length ) > 1 ) { Sizzle.uniqueSort( results ); } } // Override manipulation of globals by nested matchers if ( outermost ) { dirruns = dirrunsUnique; outermostContext = contextBackup; } return unmatched; }; return bySet ? markFunction( superMatcher ) : superMatcher; } compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { var i, setMatchers = [], elementMatchers = [], cached = compilerCache[ selector + " " ]; if ( !cached ) { // Generate a function of recursive functions that can be used to check each element if ( !group ) { group = tokenize( selector ); } i = group.length; while ( i-- ) { cached = matcherFromTokens( group[i] ); if ( cached[ expando ] ) { setMatchers.push( cached ); } else { elementMatchers.push( cached ); } } // Cache the compiled function cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); } return cached; }; function multipleContexts( selector, contexts, results ) { var i = 0, len = contexts.length; for ( ; i < len; i++ ) { Sizzle( selector, contexts[i], results ); } return results; } function select( selector, context, results, seed ) { var i, tokens, token, type, find, match = tokenize( selector ); if ( !seed ) { // Try to minimize operations if there is only one group if ( match.length === 1 ) { // Take a shortcut and set the context if the root selector is an ID tokens = match[0] = match[0].slice( 0 ); if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && support.getById && context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) { context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; if ( !context ) { return results; } selector = selector.slice( tokens.shift().value.length ); } // Fetch a seed set for right-to-left matching i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; while ( i-- ) { token = tokens[i]; // Abort if we hit a combinator if ( Expr.relative[ (type = token.type) ] ) { break; } if ( (find = Expr.find[ type ]) ) { // Search, expanding context for leading sibling combinators if ( (seed = find( token.matches[0].replace( runescape, funescape ), rsibling.test( tokens[0].type ) && context.parentNode || context )) ) { // If seed is empty or no tokens remain, we can return early tokens.splice( i, 1 ); selector = seed.length && toSelector( tokens ); if ( !selector ) { push.apply( results, seed ); return results; } break; } } } } } // Compile and execute a filtering function // Provide `match` to avoid retokenization if we modified the selector above compile( selector, match )( seed, context, !documentIsHTML, results, rsibling.test( selector ) ); return results; } // One-time assignments // Sort stability support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; // Support: Chrome<14 // Always assume duplicates if they aren't passed to the comparison function support.detectDuplicates = hasDuplicate; // Initialize against the default document setDocument(); // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* support.sortDetached = assert(function( div1 ) { // Should return 1, but returns 4 (following) return div1.compareDocumentPosition( document.createElement("div") ) & 1; }); // Support: IE<8 // Prevent attribute/property "interpolation" // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx if ( !assert(function( div ) { div.innerHTML = "<a href='#'></a>"; return div.firstChild.getAttribute("href") === "#" ; }) ) { addHandle( "type|href|height|width", function( elem, name, isXML ) { if ( !isXML ) { return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); } }); } // Support: IE<9 // Use defaultValue in place of getAttribute("value") if ( !support.attributes || !assert(function( div ) { div.innerHTML = "<input/>"; div.firstChild.setAttribute( "value", "" ); return div.firstChild.getAttribute( "value" ) === ""; }) ) { addHandle( "value", function( elem, name, isXML ) { if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { return elem.defaultValue; } }); } // Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies if ( !assert(function( div ) { return div.getAttribute("disabled") == null; }) ) { addHandle( booleans, function( elem, name, isXML ) { var val; if ( !isXML ) { return (val = elem.getAttributeNode( name )) && val.specified ? val.value : elem[ name ] === true ? name.toLowerCase() : null; } }); } 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; })( window ); // String to Object options format cache var optionsCache = {}; // Convert String-formatted options into Object-formatted ones and store in cache function createOptions( options ) { var object = optionsCache[ options ] = {}; jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) { object[ flag ] = true; }); return object; } /* * Create a callback list using the following parameters: * * options: an optional list of space-separated options that will change how * the callback list behaves or a more traditional option object * * By default a callback list will act like an event callback list and can be * "fired" multiple times. * * Possible options: * * once: will ensure the callback list can only be fired once (like a Deferred) * * memory: will keep track of previous values and will call any callback added * after the list has been fired right away with the latest "memorized" * values (like a Deferred) * * unique: will ensure a callback can only be added once (no duplicate in the list) * * stopOnFalse: interrupt callings when a callback returns false * */ jQuery.Callbacks = function( options ) { // Convert options from String-formatted to Object-formatted if needed // (we check in cache first) options = typeof options === "string" ? ( optionsCache[ options ] || createOptions( options ) ) : jQuery.extend( {}, options ); var // 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(); } } }, // Actual Callbacks object self = { // Add a callback or a collection of callbacks to the list add: function() { if ( list ) { // First, we save the current length var start = list.length; (function add( args ) { jQuery.each( args, function( _, arg ) { var type = jQuery.type( arg ); if ( type === "function" ) { if ( !options.unique || !self.has( arg ) ) { list.push( arg ); } } else if ( arg && arg.length && type !== "string" ) { // Inspect recursively add( arg ); } }); })( arguments ); // Do we need to add the callbacks to the // current firing batch? if ( firing ) { firingLength = list.length; // With memory, if we're not firing then // we should call right away } else if ( memory ) { firingStart = start; fire( memory ); } } return this; }, // Remove a callback from the list remove: function() { if ( list ) { jQuery.each( arguments, function( _, arg ) { var index; while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { list.splice( index, 1 ); // Handle firing indexes if ( firing ) { if ( index <= firingLength ) { firingLength--; } if ( index <= firingIndex ) { firingIndex--; } } } }); } return this; }, // Check if a given callback is in the list. // If no argument is given, return whether or not list has callbacks attached. has: function( fn ) { return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); }, // Remove all callbacks from the list empty: function() { list = []; firingLength = 0; return this; }, // Have the list do nothing anymore disable: function() { list = stack = memory = undefined; return this; }, // Is it disabled? disabled: function() { return !list; }, // Lock the list in its current state lock: function() { stack = undefined; if ( !memory ) { self.disable(); } return this; }, // Is it locked? locked: function() { return !stack; }, // Call all callbacks with the given context and arguments fireWith: function( context, args ) { if ( list && ( !fired || stack ) ) { args = args || []; args = [ context, args.slice ? args.slice() : args ]; if ( firing ) { stack.push( args ); } else { fire( args ); } } return this; }, // Call all the callbacks with the given arguments fire: function() { self.fireWith( this, arguments ); return this; }, // To know if the callbacks have already been called at least once fired: function() { return !!fired; } }; return self; }; jQuery.extend({ Deferred: function( func ) { var tuples = [ // action, add listener, listener list, final state [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], [ "notify", "progress", jQuery.Callbacks("memory") ] ], state = "pending", promise = { state: function() { return state; }, always: function() { deferred.done( arguments ).fail( arguments ); return this; }, then: function( /* fnDone, fnFail, fnProgress */ ) { var fns = arguments; return jQuery.Deferred(function( newDefer ) { jQuery.each( tuples, function( i, tuple ) { var action = tuple[ 0 ], 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[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); } }); }); fns = null; }).promise(); }, // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object promise: function( obj ) { return obj != null ? jQuery.extend( obj, promise ) : promise; } }, deferred = {}; // Keep pipe for back-compat promise.pipe = promise.then; // Add list-specific methods jQuery.each( tuples, function( i, tuple ) { var list = tuple[ 2 ], stateString = tuple[ 3 ]; // promise[ done | fail | progress ] = list.add promise[ tuple[1] ] = list.add; // Handle state if ( stateString ) { list.add(function() { // state = [ resolved | rejected ] state = stateString; // [ reject_list | resolve_list ].disable; progress_list.lock }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); } // deferred[ resolve | reject | notify ] deferred[ tuple[0] ] = function() { deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); return this; }; deferred[ tuple[0] + "With" ] = list.fireWith; }); // Make the deferred a promise promise.promise( deferred ); // Call given func if any if ( func ) { func.call( deferred, deferred ); } // All done! return deferred; }, // Deferred helper when: function( subordinate /* , ..., subordinateN */ ) { var i = 0, resolveValues = core_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 ? core_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(); } }); jQuery.support = (function( support ) { var all, a, input, select, fragment, opt, eventName, isSupported, i, div = document.createElement("div"); // Setup div.setAttribute( "className", "t" ); div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>"; // Finish early in limited (non-browser) environments all = div.getElementsByTagName("*") || []; a = div.getElementsByTagName("a")[ 0 ]; if ( !a || !a.style || !all.length ) { return support; } // First batch of tests select = document.createElement("select"); opt = select.appendChild( document.createElement("option") ); input = div.getElementsByTagName("input")[ 0 ]; a.style.cssText = "top:1px;float:left;opacity:.5"; // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) support.getSetAttribute = div.className !== "t"; // 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; // Get the style information from getAttribute // (IE uses .cssText instead) support.style = /top/.test( a.getAttribute("style") ); // Make sure that URLs aren't manipulated // (IE normalizes it by default) support.hrefNormalized = a.getAttribute("href") === "/a"; // Make sure that element opacity exists // (IE uses filter instead) // Use a regex to work around a WebKit issue. See #5145 support.opacity = /^0.5/.test( a.style.opacity ); // Verify style float existence // (IE uses styleFloat instead of cssFloat) support.cssFloat = !!a.style.cssFloat; // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere) support.checkOn = !!input.value; // Make sure that a selected-by-default option has a working selected property. // (WebKit defaults to false instead of true, IE too, if it's in an optgroup) support.optSelected = opt.selected; // Tests for enctype support on a form (#6743) support.enctype = !!document.createElement("form").enctype; // Makes sure cloning an html5 element does not cause problems // Where outerHTML is undefined, this still works support.html5Clone = document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>"; // Will be defined later support.inlineBlockNeedsLayout = false; support.shrinkWrapBlocks = false; support.pixelPosition = false; support.deleteExpando = true; support.noCloneEvent = true; support.reliableMarginRight = true; support.boxSizingReliable = true; // Make sure checked status is properly cloned input.checked = true; support.noCloneChecked = input.cloneNode( true ).checked; // Make sure that the options inside disabled selects aren't marked as disabled // (WebKit marks them as disabled) select.disabled = true; support.optDisabled = !opt.disabled; // Support: IE<9 try { delete div.test; } catch( e ) { support.deleteExpando = false; } // Check if we can trust getAttribute("value") input = document.createElement("input"); input.setAttribute( "value", "" ); support.input = input.getAttribute( "value" ) === ""; // Check if an input maintains its value after becoming a radio input.value = "t"; input.setAttribute( "type", "radio" ); support.radioValue = input.value === "t"; // #11217 - WebKit loses check when the name is after the checked attribute input.setAttribute( "checked", "t" ); input.setAttribute( "name", "t" ); fragment = document.createDocumentFragment(); fragment.appendChild( input ); // Check if a disconnected checkbox will retain its checked // value of true after appended to the DOM (IE6/7) support.appendChecked = input.checked; // WebKit doesn't clone checked state correctly in fragments support.checkClone = fragment.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() if ( div.attachEvent ) { div.attachEvent( "onclick", function() { support.noCloneEvent = false; }); div.cloneNode( true ).click(); } // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event) // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP) for ( i in { submit: true, change: true, focusin: true }) { div.setAttribute( eventName = "on" + i, "t" ); support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false; } div.style.backgroundClip = "content-box"; div.cloneNode( true ).style.backgroundClip = ""; support.clearCloneStyle = div.style.backgroundClip === "content-box"; // Support: IE<9 // Iteration over object's inherited properties before its own. for ( i in jQuery( support ) ) { break; } support.ownLast = i !== "0"; // Run tests that need a body at doc ready jQuery(function() { var container, marginDiv, tds, divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;", body = document.getElementsByTagName("body")[0]; if ( !body ) { // Return for frameset docs that don't have a body return; } container = document.createElement("div"); container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px"; body.appendChild( container ).appendChild( div ); // Support: IE8 // Check if table cells still have offsetWidth/Height when they are set // to display:none and there are still other visible table cells in a // table row; if so, offsetWidth/Height are not reliable for use when // determining if an element has been hidden directly using // display:none (it is still safe to use offsets if a parent element is // hidden; don safety goggles and see bug #4512 for more information). div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>"; tds = div.getElementsByTagName("td"); tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none"; isSupported = ( tds[ 0 ].offsetHeight === 0 ); tds[ 0 ].style.display = ""; tds[ 1 ].style.display = "none"; // Support: IE8 // Check if empty table cells still have offsetWidth/Height support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); // Check box-sizing and margin behavior. div.innerHTML = ""; div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;"; // Workaround failing boxSizing test due to offsetWidth returning wrong value // with some non-1 values of body zoom, ticket #13543 jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() { support.boxSizing = div.offsetWidth === 4; }); // Use window.getComputedStyle because jsdom on node.js will break without it. if ( window.getComputedStyle ) { support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; // Check if div with explicit width and no margin-right incorrectly // gets computed margin-right based on width of container. (#3333) // Fails in WebKit before Feb 2011 nightlies // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right marginDiv = div.appendChild( document.createElement("div") ); marginDiv.style.cssText = div.style.cssText = divReset; marginDiv.style.marginRight = marginDiv.style.width = "0"; div.style.width = "1px"; support.reliableMarginRight = !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight ); } if ( typeof div.style.zoom !== core_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.innerHTML = ""; div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1"; support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 ); // Support: IE6 // Check if elements with layout shrink-wrap their children div.style.display = "block"; div.innerHTML = "<div></div>"; div.firstChild.style.width = "5px"; support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); if ( support.inlineBlockNeedsLayout ) { // 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 = tds = marginDiv = null; }); // Null elements to avoid leaks in IE all = select = fragment = opt = a = input = null; return support; })({}); var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, rmultiDash = /([A-Z])/g; 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 ] = core_deletedIds.pop() || jQuery.guid++; } else { id = internalKey; } } if ( !cache[ id ] ) { // Avoid exposing jQuery metadata on plain JS objects when the object // is serialized using JSON.stringify cache[ id ] = isNode ? {} : { toJSON: jQuery.noop }; } // An object can be passed to jQuery.data instead of a key/value pair; this gets // shallow copied over onto the existing cache if ( typeof name === "object" || typeof name === "function" ) { if ( pvt ) { cache[ id ] = jQuery.extend( cache[ id ], name ); } else { cache[ id ].data = jQuery.extend( cache[ id ].data, name ); } } thisCache = cache[ id ]; // jQuery data() is stored in a separate object inside the object's internal data // cache in order to avoid key collisions between internal data and user-defined // data. if ( !pvt ) { if ( !thisCache.data ) { thisCache.data = {}; } thisCache = thisCache.data; } if ( data !== undefined ) { thisCache[ jQuery.camelCase( name ) ] = data; } // Check for both converted-to-camel and non-converted data property names // If a data property was specified if ( typeof name === "string" ) { // First Try to find as-is property data ret = thisCache[ name ]; // Test for null|undefined property data if ( ret == null ) { // Try to find the camelCased property ret = thisCache[ jQuery.camelCase( name ) ]; } } else { ret = thisCache; } return ret; } function internalRemoveData( elem, name, pvt ) { if ( !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(" "); } } } else { // If "name" is an array of keys... // When data is initially created, via ("key", "val") signature, // keys will be converted to camelCase. // Since there is no way to tell _how_ a key was added, remove // both plain key and camelCase key. #12786 // This will only penalize the array argument path. name = name.concat( jQuery.map( name, jQuery.camelCase ) ); } i = name.length; while ( i-- ) { delete thisCache[ name[i] ]; } // If there is no data left in the cache, we want to continue // and let the cache object itself get destroyed if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) { return; } } } // See jQuery.data for more information if ( !pvt ) { delete cache[ id ].data; // Don't destroy the parent cache unless the internal data object // had been the only thing left in it if ( !isEmptyDataObject( cache[ id ] ) ) { return; } } // Destroy the cache if ( isNode ) { jQuery.cleanData( [ elem ], true ); // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) /* jshint eqeqeq: false */ } else if ( jQuery.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 throw uncatchable exceptions if you // attempt to add expando properties to them. noData: { "applet": true, "embed": true, // Ban all objects except for Flash (which handle expandos) "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" }, hasData: function( elem ) { elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; return !!elem && !isEmptyDataObject( elem ); }, data: function( elem, name, data ) { return internalData( elem, name, data ); }, removeData: function( elem, name ) { return internalRemoveData( elem, name ); }, // For internal use only. _data: function( elem, name, data ) { return internalData( elem, name, data, true ); }, _removeData: function( elem, name ) { return internalRemoveData( elem, name, true ); }, // A method for determining if a DOM node can handle the data expando acceptData: function( elem ) { // Do not set data on non-element because it will not be cleared (#8335). if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) { return false; } var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ]; // nodes accept data unless otherwise specified; rejection can be conditional return !noData || noData !== true && elem.getAttribute("classid") === noData; } }); jQuery.fn.extend({ data: function( key, value ) { var attrs, name, data = null, i = 0, elem = this[0]; // Special expections of .data basically thwart jQuery.access, // so implement the relevant behavior ourselves // Gets all values if ( key === undefined ) { if ( this.length ) { data = jQuery.data( elem ); if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { attrs = elem.attributes; for ( ; i < attrs.length; i++ ) { name = attrs[i].name; if ( name.indexOf("data-") === 0 ) { name = jQuery.camelCase( name.slice(5) ); dataAttr( elem, name, data[ name ] ); } } 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 ) ) : null; }, removeData: function( key ) { return this.each(function() { jQuery.removeData( this, key ); }); } }); function dataAttr( elem, key, data ) { // If nothing was found internally, try to fetch any // data from the HTML5 data-* attribute if ( data === undefined && elem.nodeType === 1 ) { var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); data = elem.getAttribute( name ); if ( typeof data === "string" ) { try { data = data === "true" ? true : data === "false" ? false : data === "null" ? null : // Only convert to a number if it doesn't change the string +data + "" === data ? +data : rbrace.test( data ) ? jQuery.parseJSON( data ) : data; } catch( e ) {} // Make sure we set the data so it isn't changed later jQuery.data( elem, key, data ); } else { data = undefined; } } return data; } // checks a cache object for emptiness function isEmptyDataObject( obj ) { var name; for ( name in obj ) { // if the public data object is empty, the private is still empty if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { continue; } if ( name !== "toJSON" ) { return false; } } return true; } jQuery.extend({ queue: function( elem, type, data ) { var queue; if ( elem ) { type = ( type || "fx" ) + "queue"; queue = jQuery._data( elem, type ); // Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { if ( !queue || jQuery.isArray(data) ) { queue = jQuery._data( elem, type, jQuery.makeArray(data) ); } else { queue.push( data ); } } return queue || []; } }, dequeue: function( elem, type ) { type = type || "fx"; var queue = jQuery.queue( elem, type ), startLength = queue.length, fn = queue.shift(), hooks = jQuery._queueHooks( elem, type ), next = function() { jQuery.dequeue( elem, type ); }; // If the fx queue is dequeued, always remove the progress sentinel if ( fn === "inprogress" ) { fn = queue.shift(); startLength--; } if ( fn ) { // Add a progress sentinel to prevent the fx queue from being // automatically dequeued if ( type === "fx" ) { queue.unshift( "inprogress" ); } // clear up the last queue stop function delete hooks.stop; fn.call( elem, next, hooks ); } if ( !startLength && hooks ) { hooks.empty.fire(); } }, // not intended for public consumption - generates a queueHooks object, or returns the current one _queueHooks: function( elem, type ) { var key = type + "queueHooks"; return jQuery._data( elem, key ) || jQuery._data( elem, key, { empty: jQuery.Callbacks("once memory").add(function() { jQuery._removeData( elem, type + "queue" ); jQuery._removeData( elem, key ); }) }); } }); jQuery.fn.extend({ queue: function( type, data ) { var setter = 2; if ( typeof type !== "string" ) { data = type; type = "fx"; setter--; } if ( arguments.length < setter ) { return jQuery.queue( this[0], type ); } return data === undefined ? this : this.each(function() { var queue = jQuery.queue( this, type, data ); // ensure a hooks for this queue jQuery._queueHooks( this, type ); if ( type === "fx" && queue[0] !== "inprogress" ) { jQuery.dequeue( this, type ); } }); }, dequeue: function( type ) { return this.each(function() { jQuery.dequeue( this, type ); }); }, // 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( next, hooks ) { var timeout = setTimeout( next, time ); hooks.stop = function() { clearTimeout( timeout ); }; }); }, clearQueue: function( type ) { return this.queue( type || "fx", [] ); }, // Get a promise resolved when queues of a certain type // are emptied (fx is the type by default) promise: function( type, obj ) { var tmp, count = 1, defer = jQuery.Deferred(), elements = this, i = this.length, resolve = function() { if ( !( --count ) ) { defer.resolveWith( elements, [ elements ] ); } }; if ( typeof type !== "string" ) { obj = type; type = undefined; } type = type || "fx"; while( i-- ) { tmp = jQuery._data( elements[ i ], type + "queueHooks" ); if ( tmp && tmp.empty ) { count++; tmp.empty.add( resolve ); } } resolve(); return defer.promise( obj ); } }); var nodeHook, boolHook, rclass = /[\t\r\n\f]/g, rreturn = /\r/g, rfocusable = /^(?:input|select|textarea|button|object)$/i, rclickable = /^(?:a|area)$/i, ruseDefault = /^(?:checked|selected)$/i, getSetAttribute = jQuery.support.getSetAttribute, getSetInput = jQuery.support.input; jQuery.fn.extend({ attr: function( name, value ) { return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); }, removeAttr: function( name ) { return this.each(function() { jQuery.removeAttr( this, name ); }); }, prop: function( name, value ) { return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 ); }, removeProp: function( name ) { name = jQuery.propFix[ name ] || name; return this.each(function() { // try/catch handles cases where IE balks (such as removing a property on window) try { this[ name ] = undefined; delete this[ name ]; } catch( e ) {} }); }, addClass: function( value ) { var classes, elem, cur, clazz, j, i = 0, len = this.length, proceed = typeof value === "string" && value; if ( jQuery.isFunction( value ) ) { return this.each(function( j ) { jQuery( this ).addClass( value.call( this, j, this.className ) ); }); } if ( proceed ) { // The disjunction here is for better compressibility (see removeClass) classes = ( value || "" ).match( core_rnotwhite ) || []; for ( ; i < len; i++ ) { elem = this[ i ]; cur = elem.nodeType === 1 && ( elem.className ? ( " " + elem.className + " " ).replace( rclass, " " ) : " " ); if ( cur ) { j = 0; while ( (clazz = classes[j++]) ) { if ( cur.indexOf( " " + clazz + " " ) < 0 ) { cur += clazz + " "; } } elem.className = jQuery.trim( cur ); } } } return this; }, removeClass: function( value ) { var classes, elem, cur, clazz, j, i = 0, len = this.length, proceed = arguments.length === 0 || typeof value === "string" && value; if ( jQuery.isFunction( value ) ) { return this.each(function( j ) { jQuery( this ).removeClass( value.call( this, j, this.className ) ); }); } if ( proceed ) { classes = ( value || "" ).match( core_rnotwhite ) || []; for ( ; i < len; i++ ) { elem = this[ i ]; // This expression is here for better compressibility (see addClass) cur = elem.nodeType === 1 && ( elem.className ? ( " " + elem.className + " " ).replace( rclass, " " ) : "" ); if ( cur ) { j = 0; while ( (clazz = classes[j++]) ) { // Remove *all* instances while ( cur.indexOf( " " + clazz + " " ) >= 0 ) { cur = cur.replace( " " + clazz + " ", " " ); } } elem.className = value ? jQuery.trim( cur ) : ""; } } } return this; }, toggleClass: function( value, stateVal ) { var type = typeof value; if ( typeof stateVal === "boolean" && type === "string" ) { return stateVal ? this.addClass( value ) : this.removeClass( value ); } if ( jQuery.isFunction( value ) ) { return this.each(function( i ) { jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); }); } return this.each(function() { if ( type === "string" ) { // toggle individual class names var className, i = 0, self = jQuery( this ), classNames = value.match( core_rnotwhite ) || []; while ( (className = classNames[ i++ ]) ) { // check each className given, space separated list if ( self.hasClass( className ) ) { self.removeClass( className ); } else { self.addClass( className ); } } // Toggle whole class name } else if ( type === core_strundefined || type === "boolean" ) { if ( this.className ) { // store className if set jQuery._data( this, "__className__", this.className ); } // If the element has a class name or if we're passed "false", // then remove the whole classname (if there was one, the above saved it). // Otherwise bring back whatever was previously saved (if anything), // falling back to the empty string if nothing was stored. this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; } }); }, hasClass: function( selector ) { var className = " " + selector + " ", i = 0, l = this.length; for ( ; i < l; i++ ) { if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { return true; } } return false; }, val: function( value ) { var ret, hooks, isFunction, elem = this[0]; if ( !arguments.length ) { if ( elem ) { hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { return ret; } ret = elem.value; return typeof ret === "string" ? // handle most common string cases ret.replace(rreturn, "") : // handle cases where value is null/undef or number ret == null ? "" : ret; } return; } isFunction = jQuery.isFunction( value ); return this.each(function( i ) { var val; if ( this.nodeType !== 1 ) { return; } if ( isFunction ) { val = value.call( this, i, jQuery( this ).val() ); } else { val = value; } // Treat null/undefined as ""; convert numbers to string if ( val == null ) { val = ""; } else if ( typeof val === "number" ) { val += ""; } else if ( jQuery.isArray( val ) ) { val = jQuery.map(val, function ( value ) { return value == null ? "" : value + ""; }); } hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; // If set returns undefined, fall back to normal setting if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { this.value = val; } }); } }); jQuery.extend({ valHooks: { option: { get: function( elem ) { // Use proper attribute retrieval(#6932, #12072) var val = jQuery.find.attr( elem, "value" ); return val != null ? val : elem.text; } }, select: { get: function( elem ) { var value, option, options = elem.options, index = elem.selectedIndex, one = elem.type === "select-one" || index < 0, values = one ? null : [], max = one ? index + 1 : options.length, i = index < 0 ? max : one ? index : 0; // Loop through all the selected options for ( ; i < max; i++ ) { option = options[ i ]; // oldIE doesn't update selected after form reset (#2551) if ( ( option.selected || i === index ) && // Don't return options that are disabled or in a disabled optgroup ( 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(); // We don't need an array for one selects if ( one ) { return value; } // Multi-Selects return an array values.push( value ); } } return values; }, set: function( elem, value ) { var optionSet, option, options = elem.options, values = jQuery.makeArray( value ), i = options.length; while ( i-- ) { option = options[ i ]; if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) { optionSet = true; } } // force browsers to behave consistently when non-matching value is set if ( !optionSet ) { elem.selectedIndex = -1; } return values; } } }, attr: function( elem, name, value ) { var hooks, ret, nType = elem.nodeType; // don't get/set attributes on text, comment and attribute nodes if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { return; } // Fallback to prop when attributes are not supported if ( typeof elem.getAttribute === core_strundefined ) { return jQuery.prop( elem, name, value ); } // All attributes are lowercase // Grab necessary hook if one is defined if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { name = name.toLowerCase(); hooks = jQuery.attrHooks[ name ] || ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook ); } if ( value !== undefined ) { if ( value === null ) { jQuery.removeAttr( elem, name ); } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { return ret; } else { elem.setAttribute( name, value + "" ); return value; } } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { return ret; } else { ret = jQuery.find.attr( elem, name ); // Non-existent attributes return null, we normalize to undefined return ret == null ? undefined : ret; } }, removeAttr: function( elem, value ) { var name, propName, i = 0, attrNames = value && value.match( core_rnotwhite ); if ( attrNames && elem.nodeType === 1 ) { while ( (name = attrNames[i++]) ) { propName = jQuery.propFix[ name ] || name; // Boolean attributes get special treatment (#10870) if ( jQuery.expr.match.bool.test( name ) ) { // Set corresponding property to false if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { elem[ propName ] = false; // Support: IE<9 // Also clear defaultChecked/defaultSelected (if appropriate) } else { elem[ jQuery.camelCase( "default-" + name ) ] = elem[ propName ] = false; } // See #9699 for explanation of this approach (setting first, then removal) } else { jQuery.attr( elem, name, "" ); } elem.removeAttribute( getSetAttribute ? name : propName ); } } }, attrHooks: { type: { set: function( elem, value ) { 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 default in case type is set after value during creation var val = elem.value; elem.setAttribute( "type", value ); if ( val ) { elem.value = val; } return value; } } } }, propFix: { "for": "htmlFor", "class": "className" }, prop: function( elem, name, value ) { var ret, hooks, notxml, nType = elem.nodeType; // don't get/set properties on text, comment and attribute nodes if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { return; } notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); if ( notxml ) { // Fix name and attach hooks name = jQuery.propFix[ name ] || name; hooks = jQuery.propHooks[ name ]; } if ( value !== undefined ) { return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ? ret : ( elem[ name ] = value ); } else { return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ? ret : elem[ name ]; } }, propHooks: { tabIndex: { get: function( elem ) { // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ // Use proper attribute retrieval(#12072) var tabindex = jQuery.find.attr( elem, "tabindex" ); return tabindex ? parseInt( tabindex, 10 ) : rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? 0 : -1; } } } }); // Hooks for boolean attributes boolHook = { set: function( elem, value, name ) { if ( value === false ) { // Remove boolean attributes when set to false jQuery.removeAttr( elem, name ); } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { // IE<8 needs the *property* name elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name ); // Use defaultChecked and defaultSelected for oldIE } else { elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true; } return name; } }; jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr; jQuery.expr.attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ? function( elem, name, isXML ) { var fn = jQuery.expr.attrHandle[ name ], ret = isXML ? undefined : /* jshint eqeqeq: false */ (jQuery.expr.attrHandle[ name ] = undefined) != getter( elem, name, isXML ) ? name.toLowerCase() : null; jQuery.expr.attrHandle[ name ] = fn; return ret; } : function( elem, name, isXML ) { return isXML ? undefined : elem[ jQuery.camelCase( "default-" + name ) ] ? name.toLowerCase() : null; }; }); // fix oldIE attroperties if ( !getSetInput || !getSetAttribute ) { jQuery.attrHooks.value = { set: function( elem, value, name ) { if ( jQuery.nodeName( elem, "input" ) ) { // Does not return so that setAttribute is also used elem.defaultValue = value; } else { // Use nodeHook if defined (#1954); otherwise setAttribute is fine return nodeHook && nodeHook.set( elem, value, name ); } } }; } // IE6/7 do not support getting/setting some attributes with get/setAttribute if ( !getSetAttribute ) { // Use this for any attribute in IE6/7 // This fixes almost every IE6/7 issue nodeHook = { set: function( elem, value, name ) { // Set the existing or create a new attribute node var ret = elem.getAttributeNode( name ); if ( !ret ) { elem.setAttributeNode( (ret = elem.ownerDocument.createAttribute( name )) ); } ret.value = value += ""; // Break association with cloned elements by also using setAttribute (#9646) return name === "value" || value === elem.getAttribute( name ) ? value : undefined; } }; jQuery.expr.attrHandle.id = jQuery.expr.attrHandle.name = jQuery.expr.attrHandle.coords = // Some attributes are constructed with empty-string values when not defined function( elem, name, isXML ) { var ret; return isXML ? undefined : (ret = elem.getAttributeNode( name )) && ret.value !== "" ? ret.value : null; }; jQuery.valHooks.button = { get: function( elem, name ) { var ret = elem.getAttributeNode( name ); return ret && ret.specified ? ret.value : undefined; }, set: nodeHook.set }; // Set contenteditable to false on removals(#10429) // Setting to empty string throws an error as an invalid value jQuery.attrHooks.contenteditable = { set: function( elem, value, name ) { nodeHook.set( elem, value === "" ? false : value, name ); } }; // Set width and height to auto instead of 0 on empty string( Bug #8150 ) // This is for removals jQuery.each([ "width", "height" ], function( i, name ) { jQuery.attrHooks[ name ] = { set: function( elem, value ) { if ( value === "" ) { elem.setAttribute( name, "auto" ); return value; } } }; }); } // Some attributes require a special call on IE // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx if ( !jQuery.support.hrefNormalized ) { // href/src property should get the full normalized URL (#10299/#12915) jQuery.each([ "href", "src" ], function( i, name ) { jQuery.propHooks[ name ] = { get: function( elem ) { return elem.getAttribute( name, 4 ); } }; }); } if ( !jQuery.support.style ) { jQuery.attrHooks.style = { get: function( elem ) { // Return undefined in the case of empty string // Note: IE uppercases css property names, but if we were to .toLowerCase() // .cssText, that would destroy case senstitivity in URL's, like in "background" return elem.style.cssText || undefined; }, set: function( elem, value ) { return ( elem.style.cssText = value + "" ); } }; } // 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 = { get: function( elem ) { var parent = elem.parentNode; if ( parent ) { parent.selectedIndex; // Make sure that it also works with optgroups, see #5701 if ( parent.parentNode ) { parent.parentNode.selectedIndex; } } return null; } }; } jQuery.each([ "tabIndex", "readOnly", "maxLength", "cellSpacing", "cellPadding", "rowSpan", "colSpan", "useMap", "frameBorder", "contentEditable" ], function() { jQuery.propFix[ this.toLowerCase() ] = this; }); // IE6/7 call enctype encoding if ( !jQuery.support.enctype ) { jQuery.propFix.enctype = "encoding"; } // Radios and checkboxes getter/setter jQuery.each([ "radio", "checkbox" ], function() { jQuery.valHooks[ this ] = { set: function( elem, value ) { if ( jQuery.isArray( value ) ) { return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); } } }; if ( !jQuery.support.checkOn ) { jQuery.valHooks[ this ].get = function( elem ) { // Support: Webkit // "" is returned instead of "on" if a value isn't specified return elem.getAttribute("value") === null ? "on" : elem.value; }; } }); 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 ) { } } /* * Helper functions for managing events -- not part of the public interface. * Props to Dean Edwards' addEvent library for many of the ideas. */ jQuery.event = { global: {}, add: function( elem, types, handler, data, selector ) { var tmp, events, t, handleObjIn, special, eventHandle, handleObj, handlers, type, namespaces, origType, elemData = jQuery._data( elem ); // Don't attach events to noData or text/comment nodes (but allow plain objects) if ( !elemData ) { return; } // Caller can pass in an object of custom data in lieu of the handler if ( handler.handler ) { handleObjIn = handler; handler = handleObjIn.handler; selector = handleObjIn.selector; } // Make sure that the handler has a unique ID, used to find/remove it later if ( !handler.guid ) { handler.guid = jQuery.guid++; } // Init the element's event structure and main handler, if this is the first if ( !(events = elemData.events) ) { events = elemData.events = {}; } if ( !(eventHandle = elemData.handle) ) { eventHandle = elemData.handle = function( e ) { // Discard the second event of a jQuery.event.trigger() and // when an event is called after a page has unloaded return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ? jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : undefined; }; // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events eventHandle.elem = elem; } // Handle multiple events separated by a space types = ( types || "" ).match( core_rnotwhite ) || [""]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[t] ) || []; type = origType = tmp[1]; namespaces = ( tmp[2] || "" ).split( "." ).sort(); // There *must* be a type, no attaching namespace-only handlers if ( !type ) { continue; } // If event changes its type, use the special event handlers for the changed type special = jQuery.event.special[ type ] || {}; // If selector defined, determine special event api type, otherwise given type type = ( selector ? special.delegateType : special.bindType ) || type; // Update special based on newly reset type special = jQuery.event.special[ type ] || {}; // handleObj is passed to all event handlers handleObj = jQuery.extend({ type: type, origType: origType, data: data, handler: handler, guid: handler.guid, selector: selector, needsContext: selector && jQuery.expr.match.needsContext.test( selector ), namespace: namespaces.join(".") }, handleObjIn ); // Init the event handler queue if we're the first if ( !(handlers = events[ type ]) ) { handlers = events[ type ] = []; handlers.delegateCount = 0; // Only use addEventListener/attachEvent if the special events handler returns false if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { // Bind the global event handler to the element if ( elem.addEventListener ) { elem.addEventListener( type, eventHandle, false ); } else if ( elem.attachEvent ) { elem.attachEvent( "on" + type, eventHandle ); } } } if ( special.add ) { special.add.call( elem, handleObj ); if ( !handleObj.handler.guid ) { handleObj.handler.guid = handler.guid; } } // Add to the element's handler list, delegates in front if ( selector ) { handlers.splice( handlers.delegateCount++, 0, handleObj ); } else { handlers.push( handleObj ); } // Keep track of which events have ever been used, for event optimization jQuery.event.global[ type ] = true; } // Nullify elem to prevent memory leaks in IE elem = null; }, // Detach an event or set of events from an element remove: function( elem, types, handler, selector, mappedTypes ) { var j, handleObj, tmp, origCount, t, events, special, handlers, type, namespaces, origType, elemData = jQuery.hasData( elem ) && jQuery._data( elem ); if ( !elemData || !(events = elemData.events) ) { return; } // Once for each type.namespace in types; type may be omitted types = ( types || "" ).match( core_rnotwhite ) || [""]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[t] ) || []; type = origType = tmp[1]; namespaces = ( tmp[2] || "" ).split( "." ).sort(); // Unbind all events (on this namespace, if provided) for the element if ( !type ) { for ( type in events ) { jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); } continue; } special = jQuery.event.special[ type ] || {}; type = ( selector ? special.delegateType : special.bindType ) || type; handlers = events[ type ] || []; tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); // Remove matching events origCount = j = handlers.length; while ( j-- ) { handleObj = handlers[ j ]; if ( ( mappedTypes || origType === handleObj.origType ) && ( !handler || handler.guid === handleObj.guid ) && ( !tmp || tmp.test( handleObj.namespace ) ) && ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { handlers.splice( j, 1 ); if ( handleObj.selector ) { handlers.delegateCount--; } if ( special.remove ) { special.remove.call( elem, handleObj ); } } } // Remove generic event handler if we removed something and no more handlers exist // (avoids potential for endless recursion during removal of special event handlers) if ( origCount && !handlers.length ) { if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { jQuery.removeEvent( elem, type, elemData.handle ); } delete events[ type ]; } } // Remove the expando if it's no longer used if ( jQuery.isEmptyObject( events ) ) { delete elemData.handle; // removeData also checks for emptiness and clears the expando if empty // so use it instead of delete jQuery._removeData( elem, "events" ); } }, trigger: function( event, data, elem, onlyHandlers ) { var handle, ontype, cur, bubbleType, special, tmp, i, eventPath = [ elem || document ], type = core_hasOwn.call( event, "type" ) ? event.type : event, namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; cur = tmp = elem = elem || document; // Don't do events on text and comment nodes if ( elem.nodeType === 3 || elem.nodeType === 8 ) { return; } // focus/blur morphs to focusin/out; ensure we're not firing them right now if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { return; } if ( type.indexOf(".") >= 0 ) { // Namespaced trigger; create a regexp to match event type in handle() namespaces = type.split("."); type = namespaces.shift(); namespaces.sort(); } ontype = type.indexOf(":") < 0 && "on" + type; // Caller can pass in a jQuery.Event object, Object, or just an event type string event = event[ jQuery.expando ] ? event : new jQuery.Event( type, typeof event === "object" && event ); // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) event.isTrigger = onlyHandlers ? 2 : 3; event.namespace = namespaces.join("."); event.namespace_re = event.namespace ? new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : null; // Clean up the event in case it is being reused event.result = undefined; if ( !event.target ) { event.target = elem; } // Clone any incoming data and prepend the event, creating the handler arg list data = data == null ? [ event ] : jQuery.makeArray( data, [ event ] ); // Allow special events to draw outside the lines special = jQuery.event.special[ type ] || {}; if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { return; } // Determine event propagation path in advance, per W3C events spec (#9951) // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { bubbleType = special.delegateType || type; if ( !rfocusMorph.test( bubbleType + type ) ) { cur = cur.parentNode; } for ( ; cur; cur = cur.parentNode ) { eventPath.push( cur ); tmp = cur; } // Only add window if we got to document (e.g., not plain obj or detached DOM) if ( tmp === (elem.ownerDocument || document) ) { eventPath.push( tmp.defaultView || tmp.parentWindow || window ); } } // Fire handlers on the event path i = 0; while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { event.type = i > 1 ? bubbleType : special.bindType || type; // jQuery handler handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); if ( handle ) { handle.apply( cur, data ); } // Native handler handle = ontype && cur[ ontype ]; if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) { event.preventDefault(); } } event.type = type; // If nobody prevented the default action, do it now if ( !onlyHandlers && !event.isDefaultPrevented() ) { if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && jQuery.acceptData( elem ) ) { // Call a native DOM method on the target with the same name name as the event. // Can't use an .isFunction() check here because IE6/7 fails that test. // Don't do default actions on window, that's where global variables be (#6170) if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) { // Don't re-trigger an onFOO event when we call its FOO() method tmp = elem[ ontype ]; if ( tmp ) { elem[ ontype ] = null; } // Prevent re-triggering of the same event, since we already bubbled it above jQuery.event.triggered = type; try { elem[ type ](); } catch ( e ) { // IE<9 dies on focus/blur to hidden element (#1486,#12518) // only reproducible on winXP IE8 native, not IE9 in IE8 mode } jQuery.event.triggered = undefined; if ( tmp ) { elem[ ontype ] = tmp; } } } } return event.result; }, dispatch: function( event ) { // Make a writable jQuery.Event from the native event object event = jQuery.event.fix( event ); var i, ret, handleObj, matched, j, handlerQueue = [], args = core_slice.call( arguments ), handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], special = jQuery.event.special[ event.type ] || {}; // Use the fix-ed jQuery.Event rather than the (read-only) native event args[0] = event; event.delegateTarget = this; // Call the preDispatch hook for the mapped type, and let it bail if desired if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { return; } // Determine handlers handlerQueue = jQuery.event.handlers.call( this, event, handlers ); // Run delegates first; they may want to stop propagation beneath us i = 0; while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { event.currentTarget = matched.elem; j = 0; while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { // Triggered event must either 1) have no namespace, or // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { event.handleObj = handleObj; event.data = handleObj.data; ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) .apply( matched.elem, args ); if ( ret !== undefined ) { if ( (event.result = ret) === false ) { event.preventDefault(); event.stopPropagation(); } } } } } // Call the postDispatch hook for the mapped type if ( special.postDispatch ) { special.postDispatch.call( this, event ); } return event.result; }, handlers: function( event, handlers ) { var sel, handleObj, matches, i, handlerQueue = [], delegateCount = handlers.delegateCount, cur = event.target; // Find delegate handlers // Black-hole SVG <use> 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; } // Create a writable copy of the event object and normalize some properties var i, prop, copy, type = event.type, originalEvent = event, fixHook = this.fixHooks[ type ]; if ( !fixHook ) { this.fixHooks[ type ] = fixHook = rmouseEvent.test( type ) ? this.mouseHooks : rkeyEvent.test( type ) ? this.keyHooks : {}; } copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; event = new jQuery.Event( originalEvent ); i = copy.length; while ( i-- ) { prop = copy[ i ]; event[ prop ] = originalEvent[ prop ]; } // Support: IE<9 // Fix target property (#1925) if ( !event.target ) { event.target = originalEvent.srcElement || document; } // Support: Chrome 23+, Safari? // Target should not be a text node (#504, #13143) if ( event.target.nodeType === 3 ) { event.target = event.target.parentNode; } // Support: IE<9 // For mouse/key events, metaKey==false if it's undefined (#3368, #11328) event.metaKey = !!event.metaKey; return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; }, // Includes some event props shared by KeyEvent and MouseEvent props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), fixHooks: {}, keyHooks: { props: "char charCode key keyCode".split(" "), filter: function( event, original ) { // Add which for key events if ( event.which == null ) { event.which = original.charCode != null ? original.charCode : original.keyCode; } return event; } }, mouseHooks: { props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), filter: function( event, original ) { var body, eventDoc, doc, button = original.button, fromElement = original.fromElement; // Calculate pageX/Y if missing and clientX/Y available if ( event.pageX == null && original.clientX != null ) { eventDoc = event.target.ownerDocument || document; doc = eventDoc.documentElement; body = eventDoc.body; event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); } // Add relatedTarget, if necessary if ( !event.relatedTarget && fromElement ) { event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; } // Add which for click: 1 === left; 2 === middle; 3 === right // Note: button is not normalized, so don't use it if ( !event.which && button !== undefined ) { event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); } return event; } }, special: { load: { // Prevent triggered image.load events from bubbling to window.load noBubble: true }, focus: { // Fire native event if possible so blur/focus sequence is correct trigger: function() { if ( this !== safeActiveElement() && this.focus ) { try { this.focus(); return false; } catch ( e ) { // Support: IE<9 // If we error on focus to hidden element (#1486, #12518), // let .trigger() run the handlers } } }, delegateType: "focusin" }, blur: { trigger: function() { if ( this === safeActiveElement() && this.blur ) { this.blur(); return false; } }, delegateType: "focusout" }, click: { // For checkbox, fire native event so checked state will be right trigger: function() { if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { this.click(); return false; } }, // For cross-browser consistency, don't fire native .click() on links _default: function( event ) { return jQuery.nodeName( event.target, "a" ); } }, beforeunload: { postDispatch: function( event ) { // 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(); } } }; jQuery.removeEvent = document.removeEventListener ? function( elem, type, handle ) { if ( elem.removeEventListener ) { elem.removeEventListener( type, handle, false ); } } : function( elem, type, handle ) { var name = "on" + type; if ( elem.detachEvent ) { // #8545, #7054, preventing memory leaks for custom events in IE6-8 // detachEvent needed property on element, by name of that event, to properly expose it to GC if ( typeof elem[ name ] === core_strundefined ) { elem[ name ] = null; } elem.detachEvent( name, handle ); } }; jQuery.Event = function( src, props ) { // Allow instantiation without the 'new' keyword if ( !(this instanceof jQuery.Event) ) { return new jQuery.Event( src, props ); } // Event object if ( src && src.type ) { this.originalEvent = src; this.type = src.type; // Events bubbling up the document may have been marked as prevented // by a handler lower down the tree; reflect the correct value. this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false || src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse; // Event type } else { this.type = src; } // Put explicitly provided properties onto the event object if ( props ) { jQuery.extend( this, props ); } // Create a timestamp if incoming event doesn't have one this.timeStamp = src && src.timeStamp || jQuery.now(); // Mark it as fixed this[ jQuery.expando ] = true; }; // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse, preventDefault: function() { var e = this.originalEvent; this.isDefaultPrevented = returnTrue; if ( !e ) { return; } // If preventDefault exists, run it on the original event if ( e.preventDefault ) { e.preventDefault(); // Support: IE // Otherwise set the returnValue property of the original event to false } else { e.returnValue = false; } }, stopPropagation: function() { var e = this.originalEvent; this.isPropagationStopped = returnTrue; if ( !e ) { return; } // If stopPropagation exists, run it on the original event if ( e.stopPropagation ) { e.stopPropagation(); } // Support: IE // Set the cancelBubble property of the original event to true e.cancelBubble = true; }, stopImmediatePropagation: function() { this.isImmediatePropagationStopped = returnTrue; this.stopPropagation(); } }; // Create mouseenter/leave events using mouseover/out and event-time checks jQuery.each({ mouseenter: "mouseover", mouseleave: "mouseout" }, function( orig, fix ) { jQuery.event.special[ orig ] = { delegateType: fix, bindType: fix, handle: function( event ) { var ret, target = this, related = event.relatedTarget, handleObj = event.handleObj; // For 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; } }; }); // IE submit delegation if ( !jQuery.support.submitBubbles ) { jQuery.event.special.submit = { setup: function() { // Only need this for delegated form submit events if ( jQuery.nodeName( this, "form" ) ) { return false; } // Lazy-add a submit handler when a descendant form may potentially be submitted jQuery.event.add( this, "click._submit keypress._submit", function( e ) { // Node name check avoids a VML-related crash in IE (#9807) var elem = e.target, form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? 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 }, 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 ); } } }, teardown: function() { // Only need this for delegated form submit events if ( jQuery.nodeName( this, "form" ) ) { return false; } // Remove delegated handlers; cleanData eventually reaps submit handlers attached above jQuery.event.remove( this, "._submit" ); } }; } // IE change delegation and checkbox/radio fix if ( !jQuery.support.changeBubbles ) { jQuery.event.special.change = { setup: function() { if ( rformElems.test( this.nodeName ) ) { // IE doesn't fire change on a check/radio until blur; trigger it on click // after a propertychange. Eat the blur-change in special.change.handle. // This still fires onchange a second time for check/radio after blur. if ( this.type === "checkbox" || this.type === "radio" ) { jQuery.event.add( this, "propertychange._change", function( event ) { if ( event.originalEvent.propertyName === "checked" ) { this._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; 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 ); } }); }, handle: function( event ) { var elem = event.target; // Swallow native change events from checkbox/radio, we already triggered them above if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { return event.handleObj.handler.apply( this, arguments ); } }, teardown: function() { jQuery.event.remove( this, "._change" ); return !rformElems.test( this.nodeName ); } }; } // Create "bubbling" focus and blur events if ( !jQuery.support.focusinBubbles ) { jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { // Attach a single capturing handler while someone wants focusin/focusout var attaches = 0, 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 ); } }, teardown: function() { if ( --attaches === 0 ) { document.removeEventListener( orig, handler, true ); } } }; }); } jQuery.fn.extend({ 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 ( 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 ( one === 1 ) { origFn = fn; fn = function( event ) { // Can use an empty set, since event contains the info jQuery().off( event ); return origFn.apply( this, arguments ); }; // Use same guid so caller can remove using origFn fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); } return 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; } if ( typeof types === "object" ) { // ( types-object [, selector] ) for ( type in types ) { this.off( type, selector, types[ type ] ); } return this; } if ( selector === false || typeof selector === "function" ) { // ( types [, fn] ) fn = selector; selector = undefined; } if ( fn === false ) { fn = returnFalse; } return this.each(function() { jQuery.event.remove( this, types, fn, selector ); }); }, trigger: function( type, data ) { return this.each(function() { jQuery.event.trigger( type, data, this ); }); }, triggerHandler: function( type, data ) { var elem = this[0]; if ( elem ) { return jQuery.event.trigger( type, data, elem, true ); } } }); var isSimple = /^.[^:#\[\.,]*$/, rparentsprev = /^(?:parents|prev(?:Until|All))/, rneedsContext = jQuery.expr.match.needsContext, // methods guaranteed to produce a unique set when starting from a unique set guaranteedUnique = { children: true, contents: true, next: true, prev: true }; jQuery.fn.extend({ find: function( selector ) { var i, ret = [], self = this, len = self.length; if ( typeof selector !== "string" ) { return this.pushStack( jQuery( selector ).filter(function() { for ( i = 0; i < len; i++ ) { if ( jQuery.contains( self[ i ], this ) ) { return true; } } }) ); } for ( i = 0; i < len; i++ ) { jQuery.find( selector, self[ i ], ret ); } // Needed because $( selector, context ) becomes $( context ).find( selector ) ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); ret.selector = this.selector ? this.selector + " " + selector : selector; return ret; }, has: function( target ) { var i, targets = jQuery( target, this ), len = targets.length; return this.filter(function() { for ( i = 0; i < len; i++ ) { if ( jQuery.contains( this, targets[i] ) ) { return true; } } }); }, not: function( selector ) { return this.pushStack( winnow(this, selector || [], true) ); }, filter: function( selector ) { return this.pushStack( winnow(this, selector || [], false) ); }, is: function( selector ) { return !!winnow( this, // If this is a positional/relative selector, check membership in the returned set // so $("p:first").is("p:last") won't return true for a doc with two "p". typeof selector === "string" && rneedsContext.test( selector ) ? jQuery( selector ) : selector || [], false ).length; }, closest: function( selectors, context ) { var cur, i = 0, l = this.length, ret = [], pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? jQuery( selectors, context || this.context ) : 0; for ( ; i < l; i++ ) { for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { // Always skip document fragments if ( cur.nodeType < 11 && (pos ? pos.index(cur) > -1 : // Don't pass non-elements to Sizzle cur.nodeType === 1 && jQuery.find.matchesSelector(cur, selectors)) ) { cur = ret.push( cur ); break; } } } return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret ); }, // Determine the position of an element within // the matched set of elements index: function( elem ) { // No argument, return index in parent if ( !elem ) { return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1; } // index in selector if ( typeof elem === "string" ) { return jQuery.inArray( this[0], jQuery( elem ) ); } // Locate the position of the desired element return jQuery.inArray( // If it receives a jQuery object, the first element is used elem.jquery ? elem[0] : elem, this ); }, add: function( selector, context ) { var set = typeof selector === "string" ? jQuery( selector, context ) : jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), all = jQuery.merge( this.get(), set ); return this.pushStack( jQuery.unique(all) ); }, addBack: function( selector ) { return this.add( selector == null ? this.prevObject : this.prevObject.filter(selector) ); } }); function sibling( cur, dir ) { do { cur = cur[ dir ]; } while ( cur && cur.nodeType !== 1 ); return cur; } jQuery.each({ parent: function( elem ) { var parent = elem.parentNode; return parent && parent.nodeType !== 11 ? parent : null; }, parents: function( elem ) { return 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 ( 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 ); } // Reverse order for parents* and prev-derivatives if ( rparentsprev.test( name ) ) { ret = ret.reverse(); } } return this.pushStack( ret ); }; }); jQuery.extend({ filter: function( expr, elems, not ) { var elem = elems[ 0 ]; if ( not ) { expr = ":not(" + expr + ")"; } return elems.length === 1 && elem.nodeType === 1 ? jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { return elem.nodeType === 1; })); }, dir: function( elem, dir, until ) { var matched = [], 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 matched; }, sibling: function( n, elem ) { var r = []; for ( ; n; n = n.nextSibling ) { if ( n.nodeType === 1 && n !== elem ) { r.push( n ); } } return r; } }); // Implement the identical functionality for filter and not function winnow( elements, qualifier, not ) { if ( jQuery.isFunction( qualifier ) ) { return jQuery.grep( elements, function( elem, i ) { /* jshint -W018 */ return !!qualifier.call( elem, i, elem ) !== not; }); } if ( qualifier.nodeType ) { return jQuery.grep( elements, function( elem ) { return ( elem === qualifier ) !== not; }); } if ( typeof qualifier === "string" ) { if ( isSimple.test( qualifier ) ) { return jQuery.filter( qualifier, elements, not ); } qualifier = jQuery.filter( qualifier, elements ); } return jQuery.grep( elements, function( elem ) { return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not; }); } function createSafeFragment( document ) { var list = nodeNames.split( "|" ), safeFrag = document.createDocumentFragment(); if ( safeFrag.createElement ) { while ( list.length ) { safeFrag.createElement( list.pop() ); } } return safeFrag; } 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 = /<tbody/i, rhtml = /<|&#?\w+;/, rnoInnerhtml = /<(?:script|style|link)/i, manipulation_rcheckableType = /^(?:checkbox|radio)$/i, // checked="checked" or checked rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, rscriptType = /^$|\/(?:java|ecma)script/i, rscriptTypeMasked = /^true\/(.*)/, rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g, // We have to close these tags to support XHTML (#13200) wrapMap = { option: [ 1, "<select multiple='multiple'>", "</select>" ], legend: [ 1, "<fieldset>", "</fieldset>" ], area: [ 1, "<map>", "</map>" ], param: [ 1, "<object>", "</object>" ], thead: [ 1, "<table>", "</table>" ], tr: [ 2, "<table><tbody>", "</tbody></table>" ], col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ], td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, // unless wrapped in a div with non-breaking characters in front of it. _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>" ] }, safeFragment = createSafeFragment( document ), fragmentDiv = safeFragment.appendChild( document.createElement("div") ); wrapMap.optgroup = wrapMap.option; wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td; jQuery.fn.extend({ text: function( value ) { return jQuery.access( this, function( value ) { return value === undefined ? jQuery.text( this ) : this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); }, null, value, arguments.length ); }, append: function() { return this.domManip( arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.appendChild( elem ); } }); }, 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 ); } }); }, before: function() { return this.domManip( arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this ); } }); }, after: function() { return this.domManip( arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this.nextSibling ); } }); }, // keepData is for internal use only--do not document remove: function( selector, keepData ) { var elem, elems = selector ? jQuery.filter( selector, this ) : this, i = 0; for ( ; (elem = elems[i]) != null; i++ ) { if ( !keepData && elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem ) ); } if ( elem.parentNode ) { if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { setGlobalEval( getAll( elem, "script" ) ); } elem.parentNode.removeChild( elem ); } } return this; }, empty: function() { var elem, i = 0; for ( ; (elem = this[i]) != null; i++ ) { // Remove element nodes and prevent memory leaks if ( elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem, false ) ); } // Remove any remaining nodes while ( elem.firstChild ) { elem.removeChild( elem.firstChild ); } // If this is a select, ensure that it displays empty (#12336) // Support: IE<9 if ( elem.options && jQuery.nodeName( elem, "select" ) ) { elem.options.length = 0; } } return this; }, clone: function( dataAndEvents, deepDataAndEvents ) { dataAndEvents = dataAndEvents == null ? false : dataAndEvents; deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; return this.map( function () { return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); }); }, html: function( value ) { return jQuery.access( this, function( value ) { var elem = this[0] || {}, i = 0, l = this.length; if ( value === undefined ) { return elem.nodeType === 1 ? elem.innerHTML.replace( rinlinejQuery, "" ) : undefined; } // See if we can take a shortcut and just use innerHTML if ( typeof value === "string" && !rnoInnerhtml.test( value ) && ( jQuery.support.htmlSerialize || !rnoshimcache.test( value ) ) && ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) { value = value.replace( rxhtmlTag, "<$1></$2>" ); try { for (; i < l; i++ ) { // Remove element nodes and prevent memory leaks elem = this[i] || {}; if ( elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem, false ) ); elem.innerHTML = value; } } elem = 0; // If using innerHTML throws an exception, use the fallback method } catch(e) {} } if ( elem ) { this.empty().append( value ); } }, null, value, arguments.length ); }, replaceWith: function() { var // Snapshot the DOM in case .domManip sweeps something relevant into its fragment args = jQuery.map( this, function( elem ) { return [ elem.nextSibling, elem.parentNode ]; }), i = 0; // Make the changes, replacing each context element with the new content this.domManip( arguments, function( elem ) { var next = args[ i++ ], parent = args[ i++ ]; if ( parent ) { // Don't use the snapshot next if it has moved (#13810) if ( next && next.parentNode !== parent ) { next = this.nextSibling; } jQuery( this ).remove(); parent.insertBefore( elem, next ); } // Allow new content to include elements from the context set }, true ); // Force removal if there was no new content (e.g., from empty arguments) return i ? this : this.remove(); }, detach: function( selector ) { return this.remove( selector, true ); }, domManip: function( args, callback, allowIntersection ) { // Flatten any nested arrays args = core_concat.apply( [], args ); var first, node, hasScripts, scripts, doc, fragment, i = 0, l = this.length, set = this, iNoClone = l - 1, value = args[0], isFunction = jQuery.isFunction( value ); // We can't cloneNode fragments that contain checked, in WebKit if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.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, allowIntersection ); }); } if ( l ) { fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this ); first = fragment.firstChild; if ( fragment.childNodes.length === 1 ) { fragment = first; } if ( first ) { scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); hasScripts = scripts.length; // Use the original fragment for the last item instead of the first because it can end up // being emptied incorrectly in certain situations (#8070). for ( ; i < l; i++ ) { node = fragment; if ( i !== iNoClone ) { node = jQuery.clone( node, true, true ); // Keep references to cloned scripts for later restoration if ( hasScripts ) { jQuery.merge( scripts, getAll( node, "script" ) ); } } callback.call( this[i], node, i ); } if ( hasScripts ) { doc = scripts[ scripts.length - 1 ].ownerDocument; // Reenable scripts jQuery.map( scripts, restoreScript ); // Evaluate executable scripts on first document insertion for ( i = 0; i < hasScripts; i++ ) { node = scripts[ i ]; if ( rscriptType.test( node.type || "" ) && !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) { if ( node.src ) { // Hope ajax is available... jQuery._evalUrl( node.src ); } else { jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) ); } } } } // Fix #11809: Avoid leaking memory fragment = first = null; } } return this; } }); // Support: IE<8 // Manipulating tables requires a tbody function manipulationTarget( elem, content ) { return jQuery.nodeName( elem, "table" ) && jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ? elem.getElementsByTagName("tbody")[0] || elem.appendChild( elem.ownerDocument.createElement("tbody") ) : elem; } // Replace/restore the type attribute of script elements for safe DOM manipulation function disableScript( elem ) { elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type; return elem; } function restoreScript( elem ) { var match = rscriptTypeMasked.exec( elem.type ); if ( match ) { elem.type = match[1]; } else { elem.removeAttribute("type"); } return elem; } // 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" ) ); } } function cloneCopyEvent( src, dest ) { if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { return; } var type, i, l, oldData = jQuery._data( src ), curData = jQuery._data( dest, oldData ), events = oldData.events; if ( events ) { delete curData.handle; curData.events = {}; for ( type in events ) { for ( i = 0, l = events[ type ].length; i < l; i++ ) { jQuery.event.add( dest, type, events[ type ][ i ] ); } } } // make the cloned public data object a copy from the original if ( curData.data ) { curData.data = jQuery.extend( {}, curData.data ); } } function fixCloneNodeIssues( src, dest ) { var nodeName, e, data; // We do not need to do anything for non-Elements if ( dest.nodeType !== 1 ) { return; } nodeName = dest.nodeName.toLowerCase(); // IE6-8 copies events bound via attachEvent when using cloneNode. if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) { data = jQuery._data( dest ); for ( e in data.events ) { jQuery.removeEvent( dest, e, data.handle ); } // Event data gets referenced instead of copied if the expando gets copied too dest.removeAttribute( jQuery.expando ); } // IE blanks contents when cloning scripts, and tries to evaluate newly-set text if ( nodeName === "script" && dest.text !== src.text ) { disableScript( dest ).text = src.text; restoreScript( dest ); // IE6-10 improperly clones children of object elements using classid. // IE10 throws NoModificationAllowedError if parent is null, #12132. } else if ( nodeName === "object" ) { if ( dest.parentNode ) { dest.outerHTML = src.outerHTML; } // This path appears unavoidable for IE9. When cloning an object // element in IE9, the outerHTML strategy above is not sufficient. // If the src has innerHTML and the destination does not, // copy the src.innerHTML into the dest.innerHTML. #10324 if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) { dest.innerHTML = src.innerHTML; } } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) { // IE6-8 fails to persist the checked state of a cloned checkbox // or radio button. Worse, IE6-7 fail to give the cloned element // a checked appearance if the defaultChecked value isn't also set dest.defaultChecked = dest.checked = src.checked; // IE6-7 get confused and end up setting the value of a cloned // checkbox/radio button to an empty string instead of "on" if ( dest.value !== src.value ) { dest.value = src.value; } // IE6-8 fails to return the selected option to the default selected // state when cloning options } else if ( nodeName === "option" ) { dest.defaultSelected = dest.selected = src.defaultSelected; // IE6-8 fails to set the defaultValue to the correct value when // cloning other types of input fields } else if ( nodeName === "input" || nodeName === "textarea" ) { dest.defaultValue = src.defaultValue; } } jQuery.each({ appendTo: "append", prependTo: "prepend", insertBefore: "before", insertAfter: "after", replaceAll: "replaceWith" }, function( name, original ) { jQuery.fn[ name ] = function( selector ) { var elems, i = 0, ret = [], insert = jQuery( selector ), last = insert.length - 1; for ( ; i <= last; i++ ) { elems = i === last ? this : this.clone(true); jQuery( insert[i] )[ original ]( elems ); // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get() core_push.apply( ret, elems.get() ); } return this.pushStack( ret ); }; }); function getAll( context, tag ) { var elems, elem, i = 0, found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) : typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) : undefined; if ( !found ) { for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) { if ( !tag || jQuery.nodeName( elem, tag ) ) { found.push( elem ); } else { jQuery.merge( found, getAll( elem, tag ) ); } } } return tag === undefined || tag && jQuery.nodeName( context, tag ) ? jQuery.merge( [ context ], found ) : found; } // Used in buildFragment, fixes the defaultChecked property function fixDefaultChecked( elem ) { if ( manipulation_rcheckableType.test( elem.type ) ) { elem.defaultChecked = elem.checked; } } jQuery.extend({ clone: function( elem, dataAndEvents, deepDataAndEvents ) { var destElements, node, clone, i, srcElements, inPage = jQuery.contains( elem.ownerDocument, elem ); if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { clone = elem.cloneNode( true ); // IE<=8 does not properly clone detached, unknown element nodes } else { fragmentDiv.innerHTML = elem.outerHTML; fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); } if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 destElements = getAll( clone ); srcElements = getAll( elem ); // Fix all IE cloning issues for ( i = 0; (node = srcElements[i]) != null; ++i ) { // Ensure that the destination node is not null; Fixes #9587 if ( destElements[i] ) { fixCloneNodeIssues( node, destElements[i] ); } } } // Copy the events from the original to the clone if ( dataAndEvents ) { if ( deepDataAndEvents ) { srcElements = srcElements || getAll( elem ); destElements = destElements || getAll( clone ); for ( i = 0; (node = srcElements[i]) != null; i++ ) { cloneCopyEvent( node, destElements[i] ); } } else { cloneCopyEvent( elem, clone ); } } // Preserve script evaluation history destElements = getAll( clone, "script" ); if ( destElements.length > 0 ) { setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); } destElements = srcElements = node = null; // Return the cloned set return clone; }, buildFragment: function( elems, context, scripts, selection ) { var j, elem, contains, tmp, tag, tbody, wrap, l = elems.length, // Ensure a safe fragment safe = createSafeFragment( context ), nodes = [], i = 0; for ( ; i < l; i++ ) { elem = elems[ i ]; if ( elem || elem === 0 ) { // Add nodes directly if ( jQuery.type( elem ) === "object" ) { jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); // Convert non-html into a text node } else if ( !rhtml.test( elem ) ) { nodes.push( context.createTextNode( elem ) ); // Convert html into DOM nodes } else { tmp = tmp || safe.appendChild( context.createElement("div") ); // Deserialize a standard representation tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(); wrap = wrapMap[ tag ] || wrapMap._default; tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2]; // Descend through wrappers to the right content j = wrap[0]; while ( j-- ) { tmp = tmp.lastChild; } // Manually add leading whitespace removed by IE if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) ); } // Remove IE's autoinserted <tbody> from table fragments if ( !jQuery.support.tbody ) { // String was a <table>, *may* have spurious <tbody> elem = tag === "table" && !rtbody.test( elem ) ? tmp.firstChild : // String was a bare <thead> or <tfoot> wrap[1] === "<table>" && !rtbody.test( elem ) ? tmp : 0; j = elem && elem.childNodes.length; while ( j-- ) { if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) { elem.removeChild( tbody ); } } } jQuery.merge( nodes, tmp.childNodes ); // Fix #12392 for WebKit and IE > 9 tmp.textContent = ""; // Fix #12392 for oldIE while ( tmp.firstChild ) { tmp.removeChild( tmp.firstChild ); } // Remember the top-level container for proper cleanup tmp = safe.lastChild; } } } // Fix #11356: Clear elements from fragment if ( tmp ) { safe.removeChild( tmp ); } // Reset defaultChecked for any radios and checkboxes // about to be appended to the DOM in IE 6/7 (#8060) if ( !jQuery.support.appendChecked ) { jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); } i = 0; while ( (elem = nodes[ i++ ]) ) { // #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; } contains = jQuery.contains( elem.ownerDocument, elem ); // Append to fragment tmp = getAll( safe.appendChild( elem ), "script" ); // Preserve script evaluation history if ( contains ) { setGlobalEval( tmp ); } // Capture executables if ( scripts ) { j = 0; while ( (elem = tmp[ j++ ]) ) { if ( rscriptType.test( elem.type || "" ) ) { scripts.push( elem ); } } } } tmp = null; return safe; }, cleanData: function( elems, /* internal */ acceptData ) { var elem, type, id, data, i = 0, internalKey = jQuery.expando, cache = jQuery.cache, deleteExpando = jQuery.support.deleteExpando, special = jQuery.event.special; for ( ; (elem = elems[i]) != null; i++ ) { if ( acceptData || jQuery.acceptData( elem ) ) { id = elem[ internalKey ]; data = id && cache[ id ]; if ( data ) { if ( data.events ) { for ( type in data.events ) { if ( special[ type ] ) { jQuery.event.remove( elem, type ); // This is a shortcut to avoid jQuery.event.remove's overhead } else { jQuery.removeEvent( elem, type, data.handle ); } } } // Remove cache only if it was not already removed by jQuery.event.remove if ( cache[ id ] ) { delete cache[ id ]; // 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 ]; } else if ( typeof elem.removeAttribute !== core_strundefined ) { elem.removeAttribute( internalKey ); } else { elem[ internalKey ] = null; } core_deletedIds.push( id ); } } } } }, _evalUrl: function( url ) { return jQuery.ajax({ url: url, type: "GET", dataType: "script", async: false, global: false, "throws": true }); } }); jQuery.fn.extend({ wrapAll: function( html ) { if ( jQuery.isFunction( html ) ) { return this.each(function(i) { jQuery(this).wrapAll( html.call(this, i) ); }); } if ( this[0] ) { // The elements to wrap the target around var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true); if ( this[0].parentNode ) { wrap.insertBefore( this[0] ); } wrap.map(function() { var elem = this; while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { elem = elem.firstChild; } return elem; }).append( this ); } return this; }, wrapInner: function( html ) { if ( jQuery.isFunction( html ) ) { return this.each(function(i) { jQuery(this).wrapInner( html.call(this, i) ); }); } return this.each(function() { var self = jQuery( this ), contents = self.contents(); if ( contents.length ) { contents.wrapAll( html ); } else { self.append( html ); } }); }, wrap: function( html ) { var isFunction = jQuery.isFunction( html ); return this.each(function(i) { jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); }); }, unwrap: function() { return this.parent().each(function() { if ( !jQuery.nodeName( this, "body" ) ) { jQuery( this ).replaceWith( this.childNodes ); } }).end(); } }); var iframe, getStyles, curCSS, ralpha = /alpha\([^)]*\)/i, ropacity = /opacity\s*=\s*([^)]*)/, rposition = /^(top|right|bottom|left)$/, // swappable if display is none or starts with table except "table", "table-cell", or "table-caption" // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display rdisplayswap = /^(none|table(?!-c[ea]).+)/, rmargin = /^margin/, rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ), rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ), rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ), elemdisplay = { BODY: "block" }, cssShow = { position: "absolute", visibility: "hidden", display: "block" }, cssNormalTransform = { letterSpacing: 0, fontWeight: 400 }, cssExpand = [ "Top", "Right", "Bottom", "Left" ], cssPrefixes = [ "Webkit", "O", "Moz", "ms" ]; // return a css property mapped to a potentially vendor prefixed property function vendorPropName( style, name ) { // shortcut for names that are not vendor prefixed if ( name in style ) { return name; } // check for vendor prefixed names var capName = name.charAt(0).toUpperCase() + name.slice(1), origName = name, i = cssPrefixes.length; while ( i-- ) { name = cssPrefixes[ i ] + capName; if ( name in style ) { return name; } } return origName; } function isHidden( elem, el ) { // isHidden might be called from jQuery#filter function; // in that case, element will be second argument elem = el || elem; return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); } function showHide( elements, show ) { var display, elem, hidden, values = [], index = 0, length = elements.length; for ( ; index < length; index++ ) { elem = elements[ index ]; if ( !elem.style ) { continue; } values[ index ] = jQuery._data( elem, "olddisplay" ); display = elem.style.display; if ( show ) { // Reset the inline display of this element to learn if it is // being hidden by cascaded rules or not if ( !values[ index ] && display === "none" ) { elem.style.display = ""; } // Set elements which have been overridden with display: none // in a stylesheet to whatever the default browser style is // for such an element if ( elem.style.display === "" && isHidden( elem ) ) { values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) ); } } else { if ( !values[ index ] ) { hidden = isHidden( elem ); if ( display && display !== "none" || !hidden ) { jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) ); } } } } // Set the display of most of the elements in a second loop // to avoid the constant reflow for ( index = 0; index < length; index++ ) { elem = elements[ index ]; if ( !elem.style ) { continue; } if ( !show || elem.style.display === "none" || elem.style.display === "" ) { elem.style.display = show ? values[ index ] || "" : "none"; } } return elements; } jQuery.fn.extend({ css: function( name, value ) { return jQuery.access( this, function( elem, name, value ) { var len, styles, map = {}, i = 0; if ( jQuery.isArray( name ) ) { styles = getStyles( elem ); len = name.length; for ( ; i < len; i++ ) { map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); } return map; } return value !== undefined ? jQuery.style( elem, name, value ) : jQuery.css( elem, name ); }, name, value, arguments.length > 1 ); }, show: function() { return showHide( this, true ); }, hide: function() { return showHide( this ); }, toggle: function( state ) { if ( typeof state === "boolean" ) { return state ? this.show() : this.hide(); } return this.each(function() { if ( isHidden( this ) ) { jQuery( this ).show(); } else { jQuery( this ).hide(); } }); } }); jQuery.extend({ // Add in style property hooks for overriding the default // behavior of getting and setting a style property cssHooks: { opacity: { get: function( elem, computed ) { if ( computed ) { // We should always get a number back from opacity var ret = curCSS( elem, "opacity" ); return ret === "" ? "1" : ret; } } } }, // Don't automatically add "px" to these possibly-unitless properties cssNumber: { "columnCount": true, "fillOpacity": true, "fontWeight": true, "lineHeight": true, "opacity": true, "order": true, "orphans": true, "widows": true, "zIndex": true, "zoom": true }, // Add in properties whose names you wish to fix before // setting or getting the value cssProps: { // normalize float css property "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat" }, // Get and set the style property on a DOM Node style: function( elem, name, value, extra ) { // Don't set styles on text and comment nodes if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { return; } // Make sure that we're working with the right name var ret, type, hooks, origName = jQuery.camelCase( name ), style = elem.style; name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); // gets hook for the prefixed version // followed by the unprefixed version hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; // Check if we're setting a value if ( value !== undefined ) { type = typeof value; // convert relative number strings (+= or -=) to relative numbers. #7345 if ( type === "string" && (ret = rrelNum.exec( value )) ) { value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); // Fixes bug #9237 type = "number"; } // Make sure that NaN and null values aren't set. See: #7116 if ( value == null || type === "number" && isNaN( value ) ) { return; } // If a number was passed in, add 'px' to the (except for certain CSS properties) if ( type === "number" && !jQuery.cssNumber[ origName ] ) { value += "px"; } // Fixes #8908, it can be done more correctly by specifing setters in cssHooks, // but it would mean to define eight (for every problematic property) identical functions if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) { style[ name ] = "inherit"; } // If a hook was provided, use that value, otherwise just set the specified value if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { // Wrapped to prevent IE from throwing errors when 'invalid' values are provided // Fixes bug #5509 try { style[ name ] = value; } catch(e) {} } } else { // If a hook was provided get the non-computed value from there if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { return ret; } // Otherwise just get the value from the style object return style[ name ]; } }, css: function( elem, name, extra, styles ) { var num, val, hooks, origName = jQuery.camelCase( name ); // Make sure that we're working with the right name name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); // gets hook for the prefixed version // followed by the unprefixed version hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; // If a hook was provided get the computed value from there if ( hooks && "get" in hooks ) { val = hooks.get( elem, true, extra ); } // Otherwise, if a way to get the computed value exists, use that if ( val === undefined ) { val = curCSS( elem, name, styles ); } //convert "normal" to computed value if ( val === "normal" && name in cssNormalTransform ) { val = cssNormalTransform[ name ]; } // Return, converting to number if forced or a qualifier was provided and val looks numeric if ( extra === "" || extra ) { num = parseFloat( val ); return extra === true || jQuery.isNumeric( num ) ? num || 0 : val; } return val; } }); // NOTE: we've included the "window" in window.getComputedStyle // because jsdom on node.js will break without it. if ( window.getComputedStyle ) { getStyles = function( elem ) { return window.getComputedStyle( elem, null ); }; curCSS = function( elem, name, _computed ) { var width, minWidth, maxWidth, computed = _computed || getStyles( elem ), // getPropertyValue is only needed for .css('filter') in IE9, see #12537 ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined, style = elem.style; if ( computed ) { if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { ret = jQuery.style( elem, name ); } // A tribute to the "awesome hack by Dean Edwards" // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { // Remember the original values width = style.width; minWidth = style.minWidth; maxWidth = style.maxWidth; // Put in the new values to get a computed value out style.minWidth = style.maxWidth = style.width = ret; ret = computed.width; // Revert the changed values style.width = width; style.minWidth = minWidth; style.maxWidth = maxWidth; } } return ret; }; } else if ( document.documentElement.currentStyle ) { getStyles = function( elem ) { return elem.currentStyle; }; curCSS = function( elem, name, _computed ) { var left, rs, rsLeft, computed = _computed || getStyles( elem ), ret = computed ? computed[ name ] : undefined, style = elem.style; // Avoid setting ret to empty string here // so we don't default to auto if ( ret == null && style && style[ name ] ) { ret = style[ name ]; } // From the awesome hack by Dean Edwards // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 // If we're not dealing with a regular pixel number // but a number that has a weird ending, we need to convert it to pixels // but not position css attributes, as those are proportional to the parent element instead // and we can't measure the parent instead because it might trigger a "stacking dolls" problem if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) { // Remember the original values left = style.left; rs = elem.runtimeStyle; rsLeft = rs && rs.left; // Put in the new values to get a computed value out if ( rsLeft ) { rs.left = elem.currentStyle.left; } style.left = name === "fontSize" ? "1em" : ret; ret = style.pixelLeft + "px"; // Revert the changed values style.left = left; if ( rsLeft ) { rs.left = rsLeft; } } return ret === "" ? "auto" : ret; }; } function setPositiveNumber( elem, value, subtract ) { var matches = rnumsplit.exec( value ); return matches ? // Guard against undefined "subtract", e.g., when used as in cssHooks Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : value; } function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { var i = extra === ( isBorderBox ? "border" : "content" ) ? // If we already have the right measurement, avoid augmentation 4 : // Otherwise initialize for horizontal or vertical properties name === "width" ? 1 : 0, val = 0; for ( ; i < 4; i += 2 ) { // both box models exclude margin, so add it if we want it if ( extra === "margin" ) { val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); } if ( isBorderBox ) { // border-box includes padding, so remove it if we want content if ( extra === "content" ) { val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); } // at this point, extra isn't border nor margin, so remove border if ( extra !== "margin" ) { val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } } else { // at this point, extra isn't content, so add padding val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); // at this point, extra isn't content nor padding, so add border if ( extra !== "padding" ) { val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } } } return val; } function getWidthOrHeight( elem, name, extra ) { // Start with offset property, which is equivalent to the border-box value var valueIsBorderBox = true, val = name === "width" ? elem.offsetWidth : elem.offsetHeight, styles = getStyles( elem ), isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; // some non-html elements return undefined for offsetWidth, so check for null/undefined // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 if ( val <= 0 || val == null ) { // Fall back to computed then uncomputed css if necessary val = curCSS( elem, name, styles ); if ( val < 0 || val == null ) { val = elem.style[ name ]; } // Computed unit is not pixels. Stop here and return. if ( rnumnonpx.test(val) ) { return val; } // we need the check for style in case a browser which returns unreliable values // for getComputedStyle silently falls back to the reliable elem.style valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] ); // Normalize "", auto, and prepare for extra val = parseFloat( val ) || 0; } // use the active box-sizing model to add/subtract irrelevant styles return ( val + augmentWidthOrHeight( elem, name, extra || ( isBorderBox ? "border" : "content" ), valueIsBorderBox, styles ) ) + "px"; } // Try to determine the default display value of an element function css_defaultDisplay( nodeName ) { var doc = document, display = elemdisplay[ nodeName ]; if ( !display ) { display = actualDisplay( nodeName, doc ); // If the simple way fails, read from inside an iframe if ( display === "none" || !display ) { // Use the already-created iframe if possible iframe = ( iframe || jQuery("<iframe frameborder='0' width='0' height='0'/>") .css( "cssText", "display:block !important" ) ).appendTo( doc.documentElement ); // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document; doc.write("<!doctype html><html><body>"); doc.close(); display = actualDisplay( nodeName, doc ); iframe.detach(); } // Store the correct default display elemdisplay[ nodeName ] = display; } return display; } // Called ONLY from within css_defaultDisplay function actualDisplay( name, doc ) { var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), display = jQuery.css( elem[0], "display" ); elem.remove(); return display; } jQuery.each([ "height", "width" ], function( i, name ) { jQuery.cssHooks[ name ] = { get: function( elem, computed, extra ) { if ( computed ) { // certain elements can have dimension info if we invisibly show them // however, it must have a current display style that would benefit from this return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ? jQuery.swap( elem, cssShow, function() { return getWidthOrHeight( elem, name, extra ); }) : getWidthOrHeight( elem, name, extra ); } }, set: function( elem, value, extra ) { var styles = extra && getStyles( elem ); return setPositiveNumber( elem, value, extra ? augmentWidthOrHeight( elem, name, extra, jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box", styles ) : 0 ); } }; }); if ( !jQuery.support.opacity ) { jQuery.cssHooks.opacity = { get: function( elem, computed ) { // IE uses filters for opacity return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ? ( 0.01 * parseFloat( RegExp.$1 ) ) + "" : computed ? "1" : ""; }, set: function( elem, value ) { var style = elem.style, currentStyle = elem.currentStyle, opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "", filter = currentStyle && currentStyle.filter || style.filter || ""; // IE has trouble with opacity if it does not have layout // Force it by setting the zoom level style.zoom = 1; // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652 // if value === "", then remove inline opacity #12685 if ( ( value >= 1 || value === "" ) && jQuery.trim( filter.replace( ralpha, "" ) ) === "" && style.removeAttribute ) { // Setting style.filter to null, "" & " " still leave "filter:" in the cssText // if "filter:" is present at all, clearType is disabled, we want to avoid this // style.removeAttribute is IE Only, but so apparently is this code path... style.removeAttribute( "filter" ); // if there is no filter style applied in a css rule or unset inline opacity, we are done if ( value === "" || currentStyle && !currentStyle.filter ) { return; } } // otherwise, set new filter values style.filter = ralpha.test( filter ) ? filter.replace( ralpha, opacity ) : filter + " " + opacity; } }; } // These hooks cannot be added until DOM ready because the support test // for it is not run until after DOM ready jQuery(function() { if ( !jQuery.support.reliableMarginRight ) { jQuery.cssHooks.marginRight = { get: function( elem, computed ) { if ( computed ) { // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right // Work around by temporarily setting element display to inline-block return jQuery.swap( elem, { "display": "inline-block" }, curCSS, [ elem, "marginRight" ] ); } } }; } // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 // getComputedStyle returns percent when specified for top/left/bottom/right // rather than make the css module depend on the offset module, we just check for it here if ( !jQuery.support.pixelPosition && jQuery.fn.position ) { jQuery.each( [ "top", "left" ], function( i, prop ) { jQuery.cssHooks[ prop ] = { get: function( elem, computed ) { if ( computed ) { computed = curCSS( elem, prop ); // if curCSS returns percentage, fallback to offset return rnumnonpx.test( computed ) ? jQuery( elem ).position()[ prop ] + "px" : computed; } } }; }); } }); if ( jQuery.expr && jQuery.expr.filters ) { jQuery.expr.filters.hidden = function( elem ) { // Support: Opera <= 12.12 // Opera reports offsetWidths and offsetHeights less than zero on some elements return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none"); }; jQuery.expr.filters.visible = function( elem ) { return !jQuery.expr.filters.hidden( elem ); }; } // These hooks are used by animate to expand properties jQuery.each({ margin: "", padding: "", border: "Width" }, function( prefix, suffix ) { jQuery.cssHooks[ prefix + suffix ] = { expand: function( value ) { var i = 0, expanded = {}, // assumes a single number if not a string parts = typeof value === "string" ? value.split(" ") : [ value ]; for ( ; i < 4; i++ ) { expanded[ prefix + cssExpand[ i ] + suffix ] = parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; } return expanded; } }; if ( !rmargin.test( prefix ) ) { jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; } }); var r20 = /%20/g, rbracket = /\[\]$/, rCRLF = /\r?\n/g, rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, rsubmittable = /^(?:input|select|textarea|keygen)/i; jQuery.fn.extend({ serialize: function() { return jQuery.param( this.serializeArray() ); }, serializeArray: function() { return this.map(function(){ // Can add propHook for "elements" to filter or add form elements var elements = jQuery.prop( this, "elements" ); return elements ? jQuery.makeArray( elements ) : this; }) .filter(function(){ var type = this.type; // Use .is(":disabled") so that fieldset[disabled] works return this.name && !jQuery( this ).is( ":disabled" ) && rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && ( this.checked || !manipulation_rcheckableType.test( type ) ); }) .map(function( i, elem ){ var val = jQuery( this ).val(); return val == null ? null : jQuery.isArray( val ) ? jQuery.map( val, function( val ){ return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; }) : { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; }).get(); } }); //Serialize an array of form elements or a set of //key/values into a query string jQuery.param = function( a, traditional ) { var prefix, s = [], add = function( key, value ) { // If value is a function, invoke it and return its value value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); }; // Set traditional to true for jQuery <= 1.3.2 behavior. if ( traditional === undefined ) { traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; } // If an array was passed in, assume that it is an array of form elements. if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { // Serialize the form elements jQuery.each( a, function() { add( this.name, this.value ); }); } else { // If traditional, encode the "old" way (the way 1.3.2 or older // did it), otherwise encode params recursively. for ( prefix in a ) { buildParams( prefix, a[ prefix ], traditional, add ); } } // Return the resulting serialization return s.join( "&" ).replace( r20, "+" ); }; function buildParams( prefix, obj, traditional, add ) { var name; if ( jQuery.isArray( obj ) ) { // Serialize array item. jQuery.each( obj, function( i, v ) { if ( traditional || rbracket.test( prefix ) ) { // Treat each array item as a scalar. add( prefix, v ); } else { // Item is non-scalar (array or object), encode its numeric index. buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add ); } }); } else if ( !traditional && jQuery.type( obj ) === "object" ) { // Serialize object item. for ( name in obj ) { buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); } } else { // Serialize scalar item. add( prefix, obj ); } } jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) { // Handle event binding jQuery.fn[ name ] = function( data, fn ) { return arguments.length > 0 ? this.on( name, null, data, fn ) : this.trigger( name ); }; }); jQuery.fn.extend({ hover: function( fnOver, fnOut ) { return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); }, bind: function( types, data, fn ) { return this.on( types, null, data, fn ); }, unbind: function( types, fn ) { return this.off( types, null, fn ); }, delegate: function( selector, types, data, fn ) { return this.on( types, selector, data, fn ); }, undelegate: function( selector, types, fn ) { // ( namespace ) or ( selector, types [, fn] ) return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); } }); var // Document location ajaxLocParts, ajaxLocation, ajax_nonce = jQuery.now(), ajax_rquery = /\?/, rhash = /#.*$/, rts = /([?&])_=[^&]*/, rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL // #7653, #8125, #8152: local protocol detection rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, rnoContent = /^(?:GET|HEAD)$/, rprotocol = /^\/\//, rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/, // Keep a copy of the old load method _load = jQuery.fn.load, /* Prefilters * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) * 2) These are called: * - BEFORE asking for a transport * - AFTER param serialization (s.data is a string if s.processData is true) * 3) key is the dataType * 4) the catchall symbol "*" can be used * 5) execution will start with transport dataType and THEN continue down to "*" if needed */ prefilters = {}, /* Transports bindings * 1) key is the dataType * 2) the catchall symbol "*" can be used * 3) selection will start with transport dataType and THEN go to "*" if needed */ transports = {}, // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression allTypes = "*/".concat("*"); // #8138, IE may throw an exception when accessing // a field from window.location if document.domain has been set try { ajaxLocation = location.href; } catch( e ) { // Use the href attribute of an A element // since IE will modify it given document.location ajaxLocation = document.createElement( "a" ); ajaxLocation.href = ""; ajaxLocation = ajaxLocation.href; } // Segment location into parts ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport function addToPrefiltersOrTransports( structure ) { // dataTypeExpression is optional and defaults to "*" return function( dataTypeExpression, func ) { if ( typeof dataTypeExpression !== "string" ) { func = dataTypeExpression; dataTypeExpression = "*"; } var dataType, i = 0, dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || []; if ( jQuery.isFunction( func ) ) { // For each dataType in the dataTypeExpression while ( (dataType = dataTypes[i++]) ) { // Prepend if requested if ( dataType[0] === "+" ) { dataType = dataType.slice( 1 ) || "*"; (structure[ dataType ] = structure[ dataType ] || []).unshift( func ); // Otherwise append } else { (structure[ dataType ] = structure[ dataType ] || []).push( func ); } } } }; } // Base inspection function for prefilters and transports function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { var inspected = {}, seekingTransport = ( structure === transports ); function inspect( dataType ) { var selected; inspected[ dataType ] = true; jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) { options.dataTypes.unshift( dataTypeOrTransport ); inspect( dataTypeOrTransport ); return false; } else if ( seekingTransport ) { return !( selected = dataTypeOrTransport ); } }); return selected; } return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); } // A special extend for ajax options // that takes "flat" options (not to be deep extended) // Fixes #9887 function ajaxExtend( target, src ) { var deep, key, flatOptions = jQuery.ajaxSettings.flatOptions || {}; for ( key in src ) { if ( src[ key ] !== undefined ) { ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ]; } } if ( deep ) { jQuery.extend( true, target, deep ); } return target; } jQuery.fn.load = function( url, params, callback ) { if ( typeof url !== "string" && _load ) { return _load.apply( this, arguments ); } var selector, response, type, self = this, off = url.indexOf(" "); if ( off >= 0 ) { selector = url.slice( off, url.length ); url = url.slice( 0, off ); } // If it's a function if ( jQuery.isFunction( params ) ) { // We assume that it's the callback callback = params; params = undefined; // Otherwise, build a param string } else if ( params && typeof params === "object" ) { type = "POST"; } // If we have elements to modify, make the request if ( self.length > 0 ) { jQuery.ajax({ url: url, // if "type" variable is undefined, then "GET" method will be used type: type, dataType: "html", data: params }).done(function( responseText ) { // Save response for use in complete callback response = arguments; self.html( selector ? // If a selector was specified, locate the right elements in a dummy div // Exclude scripts to avoid IE 'Permission Denied' errors jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) : // Otherwise use the full result responseText ); }).complete( callback && function( jqXHR, status ) { self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] ); }); } return this; }; // Attach a bunch of functions for handling common AJAX events jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){ jQuery.fn[ type ] = function( fn ){ return this.on( type, fn ); }; }); jQuery.extend({ // Counter for holding the number of active queries active: 0, // Last-Modified header cache for next request lastModified: {}, etag: {}, ajaxSettings: { url: ajaxLocation, type: "GET", isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), global: true, processData: true, async: true, contentType: "application/x-www-form-urlencoded; charset=UTF-8", /* timeout: 0, data: null, dataType: null, username: null, password: null, cache: null, throws: false, traditional: false, headers: {}, */ accepts: { "*": allTypes, text: "text/plain", html: "text/html", xml: "application/xml, text/xml", json: "application/json, text/javascript" }, contents: { xml: /xml/, html: /html/, json: /json/ }, responseFields: { xml: "responseXML", text: "responseText", json: "responseJSON" }, // Data converters // Keys separate source (or catchall "*") and destination types with a single space converters: { // Convert anything to text "* text": String, // Text to html (true = no transformation) "text html": true, // Evaluate text as a json expression "text json": jQuery.parseJSON, // Parse text as xml "text xml": jQuery.parseXML }, // For options that shouldn't be deep extended: // you can add your own custom options here if // and when you create one that shouldn't be // deep extended (see ajaxExtend) flatOptions: { url: true, context: true } }, // Creates a full fledged settings object into target // with both ajaxSettings and settings fields. // If target is omitted, writes into ajaxSettings. ajaxSetup: function( target, settings ) { return settings ? // Building a settings object ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) : // Extending ajaxSettings ajaxExtend( jQuery.ajaxSettings, target ); }, ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), ajaxTransport: addToPrefiltersOrTransports( transports ), // Main method ajax: function( url, options ) { // If url is an object, simulate pre-1.5 signature if ( typeof url === "object" ) { options = url; url = undefined; } // Force options to be an object options = options || {}; var // Cross-domain detection vars parts, // Loop variable i, // URL without anti-cache param cacheURL, // Response headers as string responseHeadersString, // timeout handle timeoutTimer, // To know if global events are to be dispatched fireGlobals, transport, // Response headers responseHeaders, // Create the final options object s = jQuery.ajaxSetup( {}, options ), // Callbacks context callbackContext = s.context || s, // Context for global events is callbackContext if it is a DOM node or jQuery collection globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? jQuery( callbackContext ) : jQuery.event, // Deferreds deferred = jQuery.Deferred(), completeDeferred = jQuery.Callbacks("once memory"), // Status-dependent callbacks statusCode = s.statusCode || {}, // Headers (they are sent all at once) requestHeaders = {}, requestHeadersNames = {}, // The jqXHR state state = 0, // Default abort message strAbort = "canceled", // Fake xhr jqXHR = { readyState: 0, // Builds headers hashtable if needed getResponseHeader: function( key ) { var match; if ( state === 2 ) { if ( !responseHeaders ) { responseHeaders = {}; while ( (match = rheaders.exec( responseHeadersString )) ) { responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; } } match = responseHeaders[ key.toLowerCase() ]; } return match == null ? null : match; }, // Raw string getAllResponseHeaders: function() { return state === 2 ? responseHeadersString : null; }, // Caches the header setRequestHeader: function( name, value ) { var lname = name.toLowerCase(); if ( !state ) { name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; requestHeaders[ name ] = value; } return this; }, // Overrides response content-type header overrideMimeType: function( type ) { if ( !state ) { s.mimeType = type; } return this; }, // Status-dependent callbacks statusCode: function( map ) { var code; if ( map ) { if ( state < 2 ) { for ( code in map ) { // Lazy-add the new callback in a way that preserves old ones statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; } } else { // Execute the appropriate callbacks jqXHR.always( map[ jqXHR.status ] ); } } return this; }, // Cancel the request abort: function( statusText ) { var finalText = statusText || strAbort; if ( transport ) { transport.abort( finalText ); } done( 0, finalText ); return this; } }; // Attach deferreds deferred.promise( jqXHR ).complete = completeDeferred.add; jqXHR.success = jqXHR.done; jqXHR.error = jqXHR.fail; // Remove hash character (#7531: and string promotion) // Add protocol if not provided (#5866: IE7 issue with protocol-less urls) // Handle falsy url in the settings object (#10093: consistency with old signature) // We also use the url parameter if available s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); // Alias method option to type as per ticket #12004 s.type = options.method || options.type || s.method || s.type; // Extract dataTypes list s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""]; // A cross-domain request is in order when we have a protocol:host:port mismatch if ( s.crossDomain == null ) { parts = rurl.exec( s.url.toLowerCase() ); s.crossDomain = !!( parts && ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !== ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) ) ); } // Convert data if not already a string if ( s.data && s.processData && typeof s.data !== "string" ) { s.data = jQuery.param( s.data, s.traditional ); } // Apply prefilters inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); // If request was aborted inside a prefilter, stop there if ( state === 2 ) { return jqXHR; } // We can fire global events as of now if asked to fireGlobals = s.global; // Watch for a new set of requests if ( fireGlobals && jQuery.active++ === 0 ) { jQuery.event.trigger("ajaxStart"); } // Uppercase the type s.type = s.type.toUpperCase(); // Determine if request has content s.hasContent = !rnoContent.test( s.type ); // Save the URL in case we're toying with the If-Modified-Since // and/or If-None-Match header later on cacheURL = s.url; // More options handling for requests with no content if ( !s.hasContent ) { // If data is available, append data to url if ( s.data ) { cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data ); // #9682: remove data so that it's not used in an eventual retry delete s.data; } // Add anti-cache in url if needed if ( s.cache === false ) { s.url = rts.test( cacheURL ) ? // If there is already a '_' parameter, set its value cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) : // Otherwise add one to the end cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++; } } // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if ( s.ifModified ) { if ( jQuery.lastModified[ cacheURL ] ) { jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); } if ( jQuery.etag[ cacheURL ] ) { jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); } } // Set the correct header, if data is being sent if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { jqXHR.setRequestHeader( "Content-Type", s.contentType ); } // Set the Accepts header for the server, depending on the dataType jqXHR.setRequestHeader( "Accept", s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : s.accepts[ "*" ] ); // Check for headers option for ( i in s.headers ) { jqXHR.setRequestHeader( i, s.headers[ i ] ); } // Allow custom headers/mimetypes and early abort if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { // Abort if not done already and return return jqXHR.abort(); } // aborting is no longer a cancellation strAbort = "abort"; // Install callbacks on deferreds for ( i in { success: 1, error: 1, complete: 1 } ) { jqXHR[ i ]( s[ i ] ); } // Get transport transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); // If no transport, we auto-abort if ( !transport ) { done( -1, "No Transport" ); } else { jqXHR.readyState = 1; // Send global event if ( fireGlobals ) { globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); } // Timeout if ( s.async && s.timeout > 0 ) { timeoutTimer = setTimeout(function() { jqXHR.abort("timeout"); }, s.timeout ); } try { state = 1; transport.send( requestHeaders, done ); } catch ( e ) { // Propagate exception as error if not done if ( state < 2 ) { done( -1, e ); // Simply rethrow otherwise } else { throw e; } } } // Callback for when everything is done function done( status, nativeStatusText, responses, headers ) { var isSuccess, success, error, response, modified, statusText = nativeStatusText; // Called once if ( state === 2 ) { return; } // State is "done" now state = 2; // Clear timeout if it exists if ( timeoutTimer ) { clearTimeout( timeoutTimer ); } // Dereference transport for early garbage collection // (no matter how long the jqXHR object will be used) transport = undefined; // Cache response headers responseHeadersString = headers || ""; // Set readyState jqXHR.readyState = status > 0 ? 4 : 0; // Determine if successful isSuccess = status >= 200 && status < 300 || status === 304; // Get response data if ( responses ) { response = ajaxHandleResponses( s, jqXHR, responses ); } // Convert no matter what (that way responseXXX fields are always set) response = ajaxConvert( s, response, jqXHR, isSuccess ); // If successful, handle type chaining if ( isSuccess ) { // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if ( s.ifModified ) { modified = jqXHR.getResponseHeader("Last-Modified"); if ( modified ) { jQuery.lastModified[ cacheURL ] = modified; } modified = jqXHR.getResponseHeader("etag"); if ( modified ) { jQuery.etag[ cacheURL ] = modified; } } // if no content if ( status === 204 || s.type === "HEAD" ) { statusText = "nocontent"; // if not modified } else if ( status === 304 ) { statusText = "notmodified"; // If we have data, let's convert it } else { statusText = response.state; success = response.data; error = response.error; isSuccess = !error; } } else { // We extract error from statusText // then normalize statusText and status for non-aborts error = statusText; if ( status || !statusText ) { statusText = "error"; if ( status < 0 ) { status = 0; } } } // Set data for the fake xhr object jqXHR.status = status; jqXHR.statusText = ( nativeStatusText || statusText ) + ""; // Success/Error if ( isSuccess ) { deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); } else { deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); } // Status-dependent callbacks jqXHR.statusCode( statusCode ); statusCode = undefined; if ( fireGlobals ) { globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", [ jqXHR, s, isSuccess ? success : error ] ); } // Complete completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); if ( fireGlobals ) { globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); // Handle the global AJAX counter if ( !( --jQuery.active ) ) { jQuery.event.trigger("ajaxStop"); } } } return jqXHR; }, getJSON: function( url, data, callback ) { return jQuery.get( url, data, callback, "json" ); }, getScript: function( url, callback ) { return jQuery.get( url, undefined, callback, "script" ); } }); jQuery.each( [ "get", "post" ], function( i, method ) { jQuery[ method ] = function( url, data, callback, type ) { // shift arguments if data argument was omitted if ( jQuery.isFunction( data ) ) { type = type || callback; callback = data; data = undefined; } return jQuery.ajax({ url: url, type: method, dataType: type, data: data, success: callback }); }; }); /* Handles responses to an ajax request: * - finds the right dataType (mediates between content-type and expected dataType) * - returns the corresponding response */ function ajaxHandleResponses( s, jqXHR, responses ) { var firstDataType, ct, finalDataType, type, contents = s.contents, dataTypes = s.dataTypes; // Remove auto dataType and get content-type in the process while( dataTypes[ 0 ] === "*" ) { dataTypes.shift(); if ( ct === undefined ) { ct = s.mimeType || jqXHR.getResponseHeader("Content-Type"); } } // Check if we're dealing with a known content-type if ( ct ) { for ( type in contents ) { if ( contents[ type ] && contents[ type ].test( ct ) ) { dataTypes.unshift( type ); break; } } } // Check to see if we have a response for the expected dataType if ( dataTypes[ 0 ] in responses ) { finalDataType = dataTypes[ 0 ]; } else { // Try convertible dataTypes for ( type in responses ) { if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { finalDataType = type; break; } if ( !firstDataType ) { firstDataType = type; } } // Or just use first one finalDataType = finalDataType || firstDataType; } // If we found a dataType // We add the dataType to the list if needed // and return the corresponding response if ( finalDataType ) { if ( finalDataType !== dataTypes[ 0 ] ) { dataTypes.unshift( finalDataType ); } return responses[ finalDataType ]; } } /* Chain conversions given the request and the original response * Also sets the responseXXX fields on the jqXHR instance */ function ajaxConvert( s, response, jqXHR, isSuccess ) { var conv2, current, conv, tmp, prev, converters = {}, // Work with a copy of dataTypes in case we need to modify it for conversion dataTypes = s.dataTypes.slice(); // Create converters map with lowercased keys if ( dataTypes[ 1 ] ) { for ( conv in s.converters ) { converters[ conv.toLowerCase() ] = s.converters[ conv ]; } } current = dataTypes.shift(); // Convert to each sequential dataType while ( current ) { if ( s.responseFields[ current ] ) { jqXHR[ s.responseFields[ current ] ] = response; } // Apply the dataFilter if provided if ( !prev && isSuccess && s.dataFilter ) { response = s.dataFilter( response, s.dataType ); } prev = current; current = dataTypes.shift(); if ( current ) { // There's only work to do if current dataType is non-auto if ( current === "*" ) { current = prev; // Convert response if prev dataType is non-auto and differs from current } else if ( prev !== "*" && prev !== current ) { // Seek a direct converter conv = converters[ prev + " " + current ] || converters[ "* " + current ]; // If none found, seek a pair if ( !conv ) { for ( conv2 in converters ) { // If conv2 outputs current tmp = conv2.split( " " ); if ( tmp[ 1 ] === current ) { // If prev can be converted to accepted input conv = converters[ prev + " " + tmp[ 0 ] ] || converters[ "* " + tmp[ 0 ] ]; if ( conv ) { // Condense equivalence converters if ( conv === true ) { conv = converters[ conv2 ]; // Otherwise, insert the intermediate dataType } else if ( converters[ conv2 ] !== true ) { current = tmp[ 0 ]; dataTypes.unshift( tmp[ 1 ] ); } break; } } } } // Apply converter (if not an equivalence) if ( conv !== true ) { // Unless errors are allowed to bubble, catch and return them if ( conv && s[ "throws" ] ) { response = conv( response ); } else { try { response = conv( response ); } catch ( e ) { return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; } } } } } } return { state: "success", data: response }; } // Install script dataType jQuery.ajaxSetup({ accepts: { script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript" }, contents: { script: /(?:java|ecma)script/ }, converters: { "text script": function( text ) { jQuery.globalEval( text ); return text; } } }); // Handle cache's special case and global jQuery.ajaxPrefilter( "script", function( s ) { if ( s.cache === undefined ) { s.cache = false; } if ( s.crossDomain ) { s.type = "GET"; s.global = false; } }); // Bind script tag hack transport jQuery.ajaxTransport( "script", function(s) { // This transport only deals with cross domain requests if ( s.crossDomain ) { var script, head = document.head || jQuery("head")[0] || document.documentElement; return { send: function( _, callback ) { script = document.createElement("script"); script.async = true; if ( s.scriptCharset ) { script.charset = s.scriptCharset; } script.src = s.url; // Attach handlers for all browsers script.onload = script.onreadystatechange = function( _, isAbort ) { if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) { // Handle memory leak in IE script.onload = script.onreadystatechange = null; // Remove the script if ( script.parentNode ) { script.parentNode.removeChild( script ); } // Dereference the script script = null; // Callback if not abort if ( !isAbort ) { callback( 200, "success" ); } } }; // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending // Use native DOM manipulation to avoid our domManip AJAX trickery head.insertBefore( script, head.firstChild ); }, abort: function() { if ( script ) { script.onload( undefined, true ); } } }; } }); var oldCallbacks = [], rjsonp = /(=)\?(?=&|$)|\?\?/; // Default jsonp settings jQuery.ajaxSetup({ jsonp: "callback", jsonpCallback: function() { var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) ); this[ callback ] = true; return callback; } }); // Detect, normalize options and install callbacks for jsonp requests jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) { var callbackName, overwritten, responseContainer, jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ? "url" : typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data" ); // Handle iff the expected data type is "jsonp" or we have a parameter to set if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) { // Get callback name, remembering preexisting value associated with it callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? s.jsonpCallback() : s.jsonpCallback; // Insert callback into url or form data if ( jsonProp ) { s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName ); } else if ( s.jsonp !== false ) { s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; } // Use data converter to retrieve json after script execution s.converters["script json"] = function() { if ( !responseContainer ) { jQuery.error( callbackName + " was not called" ); } return responseContainer[ 0 ]; }; // force json dataType s.dataTypes[ 0 ] = "json"; // Install callback overwritten = window[ callbackName ]; window[ callbackName ] = function() { responseContainer = arguments; }; // Clean-up function (fires after converters) jqXHR.always(function() { // Restore preexisting value window[ callbackName ] = overwritten; // Save back as free if ( s[ callbackName ] ) { // make sure that re-using the options doesn't screw things around s.jsonpCallback = originalSettings.jsonpCallback; // save the callback name for future use oldCallbacks.push( callbackName ); } // Call if it was a function and we have a response if ( responseContainer && jQuery.isFunction( overwritten ) ) { overwritten( responseContainer[ 0 ] ); } responseContainer = overwritten = undefined; }); // Delegate to script return "script"; } }); var xhrCallbacks, xhrSupported, xhrId = 0, // #5280: Internet Explorer will keep connections alive if we don't abort on unload xhrOnUnloadAbort = window.ActiveXObject && function() { // Abort all pending requests var key; for ( key in xhrCallbacks ) { xhrCallbacks[ key ]( undefined, true ); } }; // Functions to create xhrs function createStandardXHR() { try { return new window.XMLHttpRequest(); } catch( e ) {} } function createActiveXHR() { try { return new window.ActiveXObject("Microsoft.XMLHTTP"); } catch( e ) {} } // Create the request object // (This is still attached to ajaxSettings for backward compatibility) jQuery.ajaxSettings.xhr = window.ActiveXObject ? /* Microsoft failed to properly * implement the XMLHttpRequest in IE7 (can't request local files), * so we use the ActiveXObject when it is available * Additionally XMLHttpRequest can be disabled in IE7/IE8 so * we need a fallback. */ function() { return !this.isLocal && createStandardXHR() || createActiveXHR(); } : // For all other browsers, use the standard XMLHttpRequest object createStandardXHR; // Determine support properties xhrSupported = jQuery.ajaxSettings.xhr(); jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported ); xhrSupported = jQuery.support.ajax = !!xhrSupported; // Create transport if the browser can provide an xhr if ( xhrSupported ) { jQuery.ajaxTransport(function( s ) { // Cross domain only allowed if supported through XMLHttpRequest if ( !s.crossDomain || jQuery.support.cors ) { var callback; return { send: function( headers, complete ) { // Get a new xhr var handle, i, xhr = s.xhr(); // Open the socket // Passing null username, generates a login popup on Opera (#2865) if ( s.username ) { xhr.open( s.type, s.url, s.async, s.username, s.password ); } else { xhr.open( s.type, s.url, s.async ); } // Apply custom fields if provided if ( s.xhrFields ) { for ( i in s.xhrFields ) { xhr[ i ] = s.xhrFields[ i ]; } } // Override mime type if needed if ( s.mimeType && xhr.overrideMimeType ) { xhr.overrideMimeType( s.mimeType ); } // X-Requested-With header // For cross-domain requests, seeing as conditions for a preflight are // akin to a jigsaw puzzle, we simply never set it to be sure. // (it can always be set on a per-request basis or even using ajaxSetup) // For same-domain requests, won't change header if already provided. if ( !s.crossDomain && !headers["X-Requested-With"] ) { headers["X-Requested-With"] = "XMLHttpRequest"; } // Need an extra try/catch for cross domain requests in Firefox 3 try { for ( i in headers ) { xhr.setRequestHeader( i, headers[ i ] ); } } catch( err ) {} // Do send the request // This may raise an exception which is actually // handled in jQuery.ajax (so no try/catch here) xhr.send( ( s.hasContent && s.data ) || null ); // Listener callback = function( _, isAbort ) { var status, responseHeaders, statusText, responses; // Firefox throws exceptions when accessing properties // of an xhr when a network error occurred // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE) try { // Was never called and is aborted or complete if ( callback && ( isAbort || xhr.readyState === 4 ) ) { // Only called once callback = undefined; // Do not keep as active anymore if ( handle ) { xhr.onreadystatechange = jQuery.noop; if ( xhrOnUnloadAbort ) { delete xhrCallbacks[ handle ]; } } // If it's an abort if ( isAbort ) { // Abort it manually if needed if ( xhr.readyState !== 4 ) { xhr.abort(); } } else { responses = {}; status = xhr.status; responseHeaders = xhr.getAllResponseHeaders(); // When requesting binary data, IE6-9 will throw an exception // on any attempt to access responseText (#11426) if ( typeof xhr.responseText === "string" ) { responses.text = xhr.responseText; } // Firefox throws an exception when accessing // statusText for faulty cross-domain requests try { statusText = xhr.statusText; } catch( e ) { // We normalize with Webkit giving an empty statusText statusText = ""; } // Filter status for non standard behaviors // If the request is local and we have data: assume a success // (success with no data won't get notified, that's the best we // can do given current implementations) if ( !status && s.isLocal && !s.crossDomain ) { status = responses.text ? 200 : 404; // IE - #1450: sometimes returns 1223 when it should be 204 } else if ( status === 1223 ) { status = 204; } } } } catch( firefoxAccessException ) { if ( !isAbort ) { complete( -1, firefoxAccessException ); } } // Call complete if needed if ( responses ) { complete( status, statusText, responses, responseHeaders ); } }; if ( !s.async ) { // if we're in sync mode we fire the callback callback(); } else if ( xhr.readyState === 4 ) { // (IE6 & IE7) if it's in cache and has been // retrieved directly we need to fire the callback setTimeout( callback ); } else { handle = ++xhrId; if ( xhrOnUnloadAbort ) { // Create the active xhrs callbacks list if needed // and attach the unload handler if ( !xhrCallbacks ) { xhrCallbacks = {}; jQuery( window ).unload( xhrOnUnloadAbort ); } // Add to list of active xhrs callbacks xhrCallbacks[ handle ] = callback; } xhr.onreadystatechange = callback; } }, abort: function() { if ( callback ) { callback( undefined, true ); } } }; } }); } var fxNow, timerId, rfxtypes = /^(?:toggle|show|hide)$/, rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ), rrun = /queueHooks$/, animationPrefilters = [ defaultPrefilter ], tweeners = { "*": [function( prop, value ) { var tween = this.createTween( prop, value ), target = tween.cur(), parts = rfxnum.exec( value ), unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), // Starting value computation is required for potential unit mismatches start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) && rfxnum.exec( jQuery.css( tween.elem, prop ) ), scale = 1, maxIterations = 20; if ( start && start[ 3 ] !== unit ) { // Trust units reported by jQuery.css unit = unit || start[ 3 ]; // Make sure we update the tween properties later on parts = parts || []; // Iteratively approximate from a nonzero starting point start = +target || 1; do { // If previous iteration zeroed out, double until we get *something* // Use a string for doubling factor so we don't accidentally see scale as unchanged below scale = scale || ".5"; // Adjust and apply start = start / scale; jQuery.style( tween.elem, prop, start + unit ); // Update scale, tolerating zero or NaN from tween.cur() // And breaking the loop if scale is unchanged or perfect, or if we've just had enough } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations ); } // Update tween properties if ( parts ) { start = tween.start = +start || +target || 0; tween.unit = unit; // If a +=/-= token was provided, we're doing a relative animation tween.end = parts[ 1 ] ? start + ( parts[ 1 ] + 1 ) * parts[ 2 ] : +parts[ 2 ]; } return tween; }] }; // Animations created synchronously will run synchronously function createFxNow() { setTimeout(function() { fxNow = undefined; }); return ( fxNow = jQuery.now() ); } function createTween( value, prop, animation ) { var tween, collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ), index = 0, length = collection.length; for ( ; index < length; index++ ) { if ( (tween = collection[ index ].call( animation, prop, value )) ) { // we're done with this property return tween; } } } function Animation( elem, properties, options ) { var result, stopped, index = 0, length = animationPrefilters.length, deferred = jQuery.Deferred().always( function() { // don't match elem in the :animated selector delete tick.elem; }), tick = function() { if ( stopped ) { return false; } var currentTime = fxNow || createFxNow(), remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497) temp = remaining / animation.duration || 0, percent = 1 - temp, index = 0, length = animation.tweens.length; for ( ; index < length ; index++ ) { animation.tweens[ index ].run( percent ); } deferred.notifyWith( elem, [ animation, percent, remaining ]); if ( percent < 1 && length ) { return remaining; } else { deferred.resolveWith( elem, [ animation ] ); return false; } }, animation = deferred.promise({ elem: elem, props: jQuery.extend( {}, properties ), opts: jQuery.extend( true, { specialEasing: {} }, options ), originalProperties: properties, originalOptions: options, startTime: fxNow || createFxNow(), duration: options.duration, tweens: [], createTween: function( prop, end ) { var tween = jQuery.Tween( elem, animation.opts, prop, end, animation.opts.specialEasing[ prop ] || animation.opts.easing ); animation.tweens.push( tween ); return tween; }, stop: function( gotoEnd ) { var index = 0, // if we are going to the end, we want to run all the tweens // otherwise we skip this part length = gotoEnd ? animation.tweens.length : 0; if ( stopped ) { return this; } stopped = true; for ( ; index < length ; index++ ) { animation.tweens[ index ].run( 1 ); } // resolve when we played the last frame // otherwise, reject if ( gotoEnd ) { deferred.resolveWith( elem, [ animation, gotoEnd ] ); } else { deferred.rejectWith( elem, [ animation, gotoEnd ] ); } return this; } }), props = animation.props; propFilter( props, animation.opts.specialEasing ); for ( ; index < length ; index++ ) { result = animationPrefilters[ index ].call( animation, elem, props, animation.opts ); if ( result ) { return result; } } jQuery.map( props, createTween, animation ); if ( jQuery.isFunction( animation.opts.start ) ) { animation.opts.start.call( elem, animation ); } jQuery.fx.timer( jQuery.extend( tick, { elem: elem, anim: animation, queue: animation.opts.queue }) ); // attach callbacks from options return animation.progress( animation.opts.progress ) .done( animation.opts.done, animation.opts.complete ) .fail( animation.opts.fail ) .always( animation.opts.always ); } function propFilter( props, specialEasing ) { var index, name, easing, value, hooks; // camelCase, specialEasing and expand cssHook pass for ( index in props ) { name = jQuery.camelCase( index ); easing = specialEasing[ name ]; value = props[ index ]; if ( jQuery.isArray( value ) ) { easing = value[ 1 ]; value = props[ index ] = value[ 0 ]; } if ( index !== name ) { props[ name ] = value; delete props[ index ]; } hooks = jQuery.cssHooks[ name ]; if ( hooks && "expand" in hooks ) { value = hooks.expand( value ); delete props[ name ]; // not quite $.extend, this wont overwrite keys already present. // also - reusing 'index' from above because we have the correct "name" for ( index in value ) { if ( !( index in props ) ) { props[ index ] = value[ index ]; specialEasing[ index ] = easing; } } } else { specialEasing[ name ] = easing; } } } jQuery.Animation = jQuery.extend( Animation, { tweener: function( props, callback ) { if ( jQuery.isFunction( props ) ) { callback = props; props = [ "*" ]; } else { props = props.split(" "); } var prop, index = 0, length = props.length; for ( ; index < length ; index++ ) { prop = props[ index ]; tweeners[ prop ] = tweeners[ prop ] || []; tweeners[ prop ].unshift( callback ); } }, prefilter: function( callback, prepend ) { if ( prepend ) { animationPrefilters.unshift( callback ); } else { animationPrefilters.push( callback ); } } }); function defaultPrefilter( elem, props, opts ) { /* jshint validthis: true */ var prop, value, toggle, tween, hooks, oldfire, anim = this, orig = {}, style = elem.style, hidden = elem.nodeType && isHidden( elem ), dataShow = jQuery._data( elem, "fxshow" ); // handle queue: false promises if ( !opts.queue ) { hooks = jQuery._queueHooks( elem, "fx" ); if ( hooks.unqueued == null ) { hooks.unqueued = 0; oldfire = hooks.empty.fire; hooks.empty.fire = function() { if ( !hooks.unqueued ) { oldfire(); } }; } hooks.unqueued++; anim.always(function() { // doing this makes sure that the complete handler will be called // before this completes anim.always(function() { hooks.unqueued--; if ( !jQuery.queue( elem, "fx" ).length ) { hooks.empty.fire(); } }); }); } // height/width overflow pass if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) { // Make sure that nothing sneaks out // Record all 3 overflow attributes because IE does not // change the overflow attribute when overflowX and // overflowY are set to the same value opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; // Set display property to inline-block for height/width // animations on inline elements that are having width/height animated if ( jQuery.css( elem, "display" ) === "inline" && jQuery.css( elem, "float" ) === "none" ) { // inline-level elements accept inline-block; // block-level elements need to be inline with layout if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) { style.display = "inline-block"; } else { style.zoom = 1; } } } if ( opts.overflow ) { style.overflow = "hidden"; if ( !jQuery.support.shrinkWrapBlocks ) { anim.always(function() { style.overflow = opts.overflow[ 0 ]; style.overflowX = opts.overflow[ 1 ]; style.overflowY = opts.overflow[ 2 ]; }); } } // show/hide pass for ( prop in props ) { value = props[ prop ]; if ( rfxtypes.exec( value ) ) { delete props[ prop ]; toggle = toggle || value === "toggle"; if ( value === ( hidden ? "hide" : "show" ) ) { continue; } orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop ); } } if ( !jQuery.isEmptyObject( orig ) ) { if ( dataShow ) { if ( "hidden" in dataShow ) { hidden = dataShow.hidden; } } else { dataShow = jQuery._data( elem, "fxshow", {} ); } // store state if its toggle - enables .stop().toggle() to "reverse" if ( toggle ) { dataShow.hidden = !hidden; } if ( hidden ) { jQuery( elem ).show(); } else { anim.done(function() { jQuery( elem ).hide(); }); } anim.done(function() { var prop; jQuery._removeData( elem, "fxshow" ); for ( prop in orig ) { jQuery.style( elem, prop, orig[ prop ] ); } }); for ( prop in orig ) { tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim ); if ( !( prop in dataShow ) ) { dataShow[ prop ] = tween.start; if ( hidden ) { tween.end = tween.start; tween.start = prop === "width" || prop === "height" ? 1 : 0; } } } } } function Tween( elem, options, prop, end, easing ) { return new Tween.prototype.init( elem, options, prop, end, easing ); } jQuery.Tween = Tween; Tween.prototype = { constructor: Tween, init: function( elem, options, prop, end, easing, unit ) { this.elem = elem; this.prop = prop; this.easing = easing || "swing"; this.options = options; this.start = this.now = this.cur(); this.end = end; this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); }, cur: function() { var hooks = Tween.propHooks[ this.prop ]; return hooks && hooks.get ? hooks.get( this ) : Tween.propHooks._default.get( this ); }, run: function( percent ) { var eased, hooks = Tween.propHooks[ this.prop ]; if ( this.options.duration ) { this.pos = eased = jQuery.easing[ this.easing ]( percent, this.options.duration * percent, 0, 1, this.options.duration ); } else { this.pos = eased = percent; } this.now = ( this.end - this.start ) * eased + this.start; if ( this.options.step ) { this.options.step.call( this.elem, this.now, this ); } if ( hooks && hooks.set ) { hooks.set( this ); } else { Tween.propHooks._default.set( this ); } return this; } }; Tween.prototype.init.prototype = Tween.prototype; Tween.propHooks = { _default: { get: function( tween ) { var result; if ( tween.elem[ tween.prop ] != null && (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) { return tween.elem[ tween.prop ]; } // passing an empty string as a 3rd parameter to .css will automatically // attempt a parseFloat and fallback to a string if the parse fails // so, simple values such as "10px" are parsed to Float. // complex values such as "rotate(1rad)" are returned as is. result = jQuery.css( tween.elem, tween.prop, "" ); // Empty strings, null, undefined and "auto" are converted to 0. return !result || result === "auto" ? 0 : result; }, set: function( tween ) { // use step hook for back compat - use cssHook if its there - use .style if its // available and use plain properties where available if ( jQuery.fx.step[ tween.prop ] ) { jQuery.fx.step[ tween.prop ]( tween ); } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); } else { tween.elem[ tween.prop ] = tween.now; } } } }; // Support: IE <=9 // Panic based approach to setting things on disconnected nodes Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { set: function( tween ) { if ( tween.elem.nodeType && tween.elem.parentNode ) { tween.elem[ tween.prop ] = tween.now; } } }; jQuery.each([ "toggle", "show", "hide" ], function( i, name ) { var cssFn = jQuery.fn[ name ]; jQuery.fn[ name ] = function( speed, easing, callback ) { return speed == null || typeof speed === "boolean" ? cssFn.apply( this, arguments ) : this.animate( genFx( name, true ), speed, easing, callback ); }; }); jQuery.fn.extend({ fadeTo: function( speed, to, easing, callback ) { // show any hidden elements after setting opacity to 0 return this.filter( isHidden ).css( "opacity", 0 ).show() // animate to the value specified .end().animate({ opacity: to }, speed, easing, callback ); }, animate: function( prop, speed, easing, callback ) { var empty = jQuery.isEmptyObject( prop ), optall = jQuery.speed( speed, easing, callback ), doAnimation = function() { // Operate on a copy of prop so per-property easing won't be lost var anim = Animation( this, jQuery.extend( {}, prop ), optall ); // Empty animations, or finishing resolves immediately if ( empty || jQuery._data( this, "finish" ) ) { anim.stop( true ); } }; doAnimation.finish = doAnimation; return empty || optall.queue === false ? this.each( doAnimation ) : this.queue( optall.queue, doAnimation ); }, stop: function( type, clearQueue, gotoEnd ) { var stopQueue = function( hooks ) { var stop = hooks.stop; delete hooks.stop; stop( gotoEnd ); }; if ( typeof type !== "string" ) { gotoEnd = clearQueue; clearQueue = type; type = undefined; } if ( clearQueue && type !== false ) { this.queue( type || "fx", [] ); } return this.each(function() { var dequeue = true, index = type != null && type + "queueHooks", timers = jQuery.timers, data = jQuery._data( this ); if ( index ) { if ( data[ index ] && data[ index ].stop ) { stopQueue( data[ index ] ); } } else { for ( index in data ) { if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { stopQueue( data[ index ] ); } } } for ( index = timers.length; index--; ) { if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) { timers[ index ].anim.stop( gotoEnd ); dequeue = false; timers.splice( index, 1 ); } } // start the next in the queue if the last step wasn't forced // timers currently will call their complete callbacks, which will dequeue // but only if they were gotoEnd if ( dequeue || !gotoEnd ) { jQuery.dequeue( this, type ); } }); }, finish: function( type ) { if ( type !== false ) { type = type || "fx"; } return this.each(function() { var index, data = jQuery._data( this ), queue = data[ type + "queue" ], hooks = data[ type + "queueHooks" ], timers = jQuery.timers, length = queue ? queue.length : 0; // enable finishing flag on private data data.finish = true; // empty the queue first jQuery.queue( this, type, [] ); if ( hooks && hooks.stop ) { hooks.stop.call( this, true ); } // look for any active animations, and finish them for ( index = timers.length; index--; ) { if ( timers[ index ].elem === this && timers[ index ].queue === type ) { timers[ index ].anim.stop( true ); timers.splice( index, 1 ); } } // look for any animations in the old queue and finish them for ( index = 0; index < length; index++ ) { if ( queue[ index ] && queue[ index ].finish ) { queue[ index ].finish.call( this ); } } // turn off finishing flag delete data.finish; }); } }); // Generate parameters to create a standard animation function genFx( type, includeWidth ) { var which, attrs = { height: type }, i = 0; // if we include width, step value is 1 to do all cssExpand values, // if we don't include width, step value is 2 to skip over Left and Right includeWidth = includeWidth? 1 : 0; for( ; i < 4 ; i += 2 - includeWidth ) { which = cssExpand[ i ]; attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; } if ( includeWidth ) { attrs.opacity = attrs.width = type; } return attrs; } // Generate shortcuts for custom animations jQuery.each({ slideDown: genFx("show"), slideUp: genFx("hide"), slideToggle: genFx("toggle"), fadeIn: { opacity: "show" }, fadeOut: { opacity: "hide" }, fadeToggle: { opacity: "toggle" } }, function( name, props ) { jQuery.fn[ name ] = function( speed, easing, callback ) { return this.animate( props, speed, easing, callback ); }; }); jQuery.speed = function( speed, easing, fn ) { var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { complete: fn || !fn && easing || jQuery.isFunction( speed ) && speed, duration: speed, easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing }; opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default; // normalize opt.queue - true/undefined/null -> "fx" if ( opt.queue == null || opt.queue === true ) { opt.queue = "fx"; } // Queueing opt.old = opt.complete; opt.complete = function() { if ( jQuery.isFunction( opt.old ) ) { opt.old.call( this ); } if ( opt.queue ) { jQuery.dequeue( this, opt.queue ); } }; return opt; }; jQuery.easing = { linear: function( p ) { return p; }, swing: function( p ) { return 0.5 - Math.cos( p*Math.PI ) / 2; } }; jQuery.timers = []; jQuery.fx = Tween.prototype.init; jQuery.fx.tick = function() { var timer, timers = jQuery.timers, i = 0; fxNow = jQuery.now(); for ( ; i < timers.length; i++ ) { timer = timers[ i ]; // Checks the timer has not already been removed if ( !timer() && timers[ i ] === timer ) { timers.splice( i--, 1 ); } } if ( !timers.length ) { jQuery.fx.stop(); } fxNow = undefined; }; jQuery.fx.timer = function( timer ) { if ( timer() && jQuery.timers.push( timer ) ) { jQuery.fx.start(); } }; jQuery.fx.interval = 13; jQuery.fx.start = function() { if ( !timerId ) { timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval ); } }; jQuery.fx.stop = function() { clearInterval( timerId ); timerId = null; }; jQuery.fx.speeds = { slow: 600, fast: 200, // Default speed _default: 400 }; // Back Compat <1.8 extension point jQuery.fx.step = {}; if ( jQuery.expr && jQuery.expr.filters ) { jQuery.expr.filters.animated = function( elem ) { return jQuery.grep(jQuery.timers, function( fn ) { return elem === fn.elem; }).length; }; } jQuery.fn.offset = function( options ) { if ( arguments.length ) { return options === undefined ? this : this.each(function( i ) { jQuery.offset.setOffset( this, options, i ); }); } var docElem, win, box = { top: 0, left: 0 }, elem = this[ 0 ], doc = elem && elem.ownerDocument; if ( !doc ) { return; } docElem = doc.documentElement; // Make sure it's not a disconnected DOM node if ( !jQuery.contains( docElem, elem ) ) { return box; } // If we don't have gBCR, just use 0,0 rather than error // BlackBerry 5, iOS 3 (original iPhone) if ( typeof elem.getBoundingClientRect !== core_strundefined ) { box = elem.getBoundingClientRect(); } win = getWindow( doc ); return { top: box.top + ( win.pageYOffset || docElem.scrollTop ) - ( docElem.clientTop || 0 ), left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 ) }; }; jQuery.offset = { setOffset: function( elem, options, i ) { var position = jQuery.css( elem, "position" ); // set position first, in-case top/left are set even on static elem if ( position === "static" ) { elem.style.position = "relative"; } var curElem = jQuery( elem ), curOffset = curElem.offset(), curCSSTop = jQuery.css( elem, "top" ), curCSSLeft = jQuery.css( elem, "left" ), calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1, props = {}, curPosition = {}, curTop, curLeft; // need to be able to calculate position if either top or left is auto and position is either absolute or fixed if ( calculatePosition ) { curPosition = curElem.position(); curTop = curPosition.top; curLeft = curPosition.left; } else { curTop = parseFloat( curCSSTop ) || 0; curLeft = parseFloat( curCSSLeft ) || 0; } if ( jQuery.isFunction( options ) ) { options = options.call( elem, i, curOffset ); } if ( options.top != null ) { props.top = ( options.top - curOffset.top ) + curTop; } if ( options.left != null ) { props.left = ( options.left - curOffset.left ) + curLeft; } if ( "using" in options ) { options.using.call( elem, props ); } else { curElem.css( props ); } } }; jQuery.fn.extend({ position: function() { if ( !this[ 0 ] ) { return; } var offsetParent, offset, parentOffset = { top: 0, left: 0 }, elem = this[ 0 ]; // fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent if ( jQuery.css( elem, "position" ) === "fixed" ) { // we assume that getBoundingClientRect is available when computed position is fixed offset = elem.getBoundingClientRect(); } else { // Get *real* offsetParent offsetParent = this.offsetParent(); // Get correct offsets offset = this.offset(); if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) { parentOffset = offsetParent.offset(); } // Add offsetParent borders parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true ); parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true ); } // Subtract parent offsets and element margins // note: when an element has margin: auto the offsetLeft and marginLeft // are the same in Safari causing offset.left to incorrectly be 0 return { top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ), left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true) }; }, offsetParent: function() { return this.map(function() { var offsetParent = this.offsetParent || docElem; while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) { offsetParent = offsetParent.offsetParent; } return offsetParent || docElem; }); } }); // Create scrollLeft and scrollTop methods jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) { var top = /Y/.test( prop ); jQuery.fn[ method ] = function( val ) { return jQuery.access( this, function( elem, method, val ) { var win = getWindow( elem ); if ( val === undefined ) { return win ? (prop in win) ? win[ prop ] : win.document.documentElement[ method ] : elem[ method ]; } if ( win ) { win.scrollTo( !top ? val : jQuery( win ).scrollLeft(), top ? val : jQuery( win ).scrollTop() ); } else { elem[ method ] = val; } }, method, val, arguments.length, null ); }; }); function getWindow( elem ) { return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 ? elem.defaultView || elem.parentWindow : false; } // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) { // margin is only for outerHeight, outerWidth jQuery.fn[ funcName ] = function( margin, value ) { var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); return jQuery.access( this, function( elem, type, value ) { var doc; if ( jQuery.isWindow( elem ) ) { // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there // isn't a whole lot we can do. See pull request at this URL for discussion: // https://github.com/jquery/jquery/pull/764 return elem.document.documentElement[ "client" + name ]; } // Get document width or height if ( elem.nodeType === 9 ) { doc = elem.documentElement; // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it. return Math.max( elem.body[ "scroll" + name ], doc[ "scroll" + name ], elem.body[ "offset" + name ], doc[ "offset" + name ], doc[ "client" + name ] ); } return value === undefined ? // Get width or height on the element, requesting but not forcing parseFloat jQuery.css( elem, type, extra ) : // Set width or height on the element jQuery.style( elem, type, value, extra ); }, type, chainable ? margin : undefined, chainable, null ); }; }); }); // Limit scope pollution from any deprecated API // (function() { // The number of elements contained in the matched element set jQuery.fn.size = function() { return this.length; }; jQuery.fn.andSelf = jQuery.fn.addBack; // })(); if ( typeof module === "object" && module && typeof module.exports === "object" ) { // Expose jQuery as module.exports in loaders that implement the Node // module pattern (including browserify). Do not create the global, since // the user will be storing it themselves locally, and globals are frowned // upon in the Node module world. module.exports = jQuery; } else { // Otherwise expose jQuery to the global object as usual window.jQuery = window.$ = jQuery; // Register as a named AMD module, since jQuery can be concatenated with other // files that may use define, but not via a proper concatenation script that // understands anonymous AMD modules. A named AMD is safest and most robust // way to register. Lowercase jquery is used because AMD module names are // derived from file names, and jQuery is normally delivered in a lowercase // file name. Do this after creating the global so that if an AMD module wants // to call noConflict to hide this version of jQuery, it will work. if ( typeof define === "function" && define.amd ) { define( "jquery", [], function () { return jQuery; } ); } } })( window );
保存
取消
返回文件列表