From 8bbca211b6d4457e2f7acc3d41e54373f03ecddd Mon Sep 17 00:00:00 2001 From: Claude Paroz Date: Mon, 18 Feb 2013 22:02:33 +0100 Subject: Fixed #14571 -- Updated embedded jQuery from 1.4.2 to 1.9.1 Thanks dArignac for the initial patch. --- django/contrib/admin/static/admin/js/actions.js | 12 +- .../contrib/admin/static/admin/js/actions.min.js | 6 +- django/contrib/admin/static/admin/js/inlines.js | 8 +- .../contrib/admin/static/admin/js/inlines.min.js | 2 +- django/contrib/admin/static/admin/js/jquery.js | 11851 ++++++++++++------- django/contrib/admin/static/admin/js/jquery.min.js | 159 +- 6 files changed, 7623 insertions(+), 4415 deletions(-) diff --git a/django/contrib/admin/static/admin/js/actions.js b/django/contrib/admin/static/admin/js/actions.js index 8494970aa1..1992a702c2 100644 --- a/django/contrib/admin/static/admin/js/actions.js +++ b/django/contrib/admin/static/admin/js/actions.js @@ -9,7 +9,7 @@ } else { reset(); } - $(actionCheckboxes).attr("checked", checked) + $(actionCheckboxes).prop("checked", checked) .parent().parent().toggleClass(options.selectedClass, checked); }, updateCounter = function() { @@ -19,7 +19,7 @@ sel: sel, cnt: _actions_icnt }, true)); - $(options.allToggle).attr("checked", function() { + $(options.allToggle).prop("checked", function() { if (sel == actionCheckboxes.length) { value = true; showQuestion(); @@ -64,7 +64,7 @@ } }); $(options.allToggle).show().click(function() { - checker($(this).attr("checked")); + checker($(this).prop("checked")); updateCounter(); }); $("div.actions span.question a").click(function(event) { @@ -74,7 +74,7 @@ }); $("div.actions span.clear a").click(function(event) { event.preventDefault(); - $(options.allToggle).attr("checked", false); + $(options.allToggle).prop("checked", false); clearAcross(); checker(0); updateCounter(); @@ -85,14 +85,14 @@ var target = event.target ? event.target : event.srcElement; if (lastChecked && $.data(lastChecked) != $.data(target) && event.shiftKey === true) { var inrange = false; - $(lastChecked).attr("checked", target.checked) + $(lastChecked).prop("checked", target.checked) .parent().parent().toggleClass(options.selectedClass, target.checked); $(actionCheckboxes).each(function() { if ($.data(this) == $.data(lastChecked) || $.data(this) == $.data(target)) { inrange = (inrange) ? false : true; } if (inrange) { - $(this).attr("checked", target.checked) + $(this).prop("checked", target.checked) .parent().parent().toggleClass(options.selectedClass, target.checked); } }); diff --git a/django/contrib/admin/static/admin/js/actions.min.js b/django/contrib/admin/static/admin/js/actions.min.js index 6b1947cefe..4d2c5f7f1c 100644 --- a/django/contrib/admin/static/admin/js/actions.min.js +++ b/django/contrib/admin/static/admin/js/actions.min.js @@ -1,6 +1,6 @@ -(function(a){a.fn.actions=function(n){var b=a.extend({},a.fn.actions.defaults,n),e=a(this),g=false,k=function(c){c?i():j();a(e).attr("checked",c).parent().parent().toggleClass(b.selectedClass,c)},f=function(){var c=a(e).filter(":checked").length;a(b.counterContainer).html(interpolate(ngettext("%(sel)s of %(cnt)s selected","%(sel)s of %(cnt)s selected",c),{sel:c,cnt:_actions_icnt},true));a(b.allToggle).attr("checked",function(){if(c==e.length){value=true;i()}else{value=false;l()}return value})},i= +(function(a){a.fn.actions=function(n){var b=a.extend({},a.fn.actions.defaults,n),e=a(this),g=false,k=function(c){c?i():j();a(e).prop("checked",c).parent().parent().toggleClass(b.selectedClass,c)},f=function(){var c=a(e).filter(":checked").length;a(b.counterContainer).html(interpolate(ngettext("%(sel)s of %(cnt)s selected","%(sel)s of %(cnt)s selected",c),{sel:c,cnt:_actions_icnt},true));a(b.allToggle).prop("checked",function(){if(c==e.length){value=true;i()}else{value=false;l()}return value})},i= function(){a(b.acrossClears).hide();a(b.acrossQuestions).show();a(b.allContainer).hide()},m=function(){a(b.acrossClears).show();a(b.acrossQuestions).hide();a(b.actionContainer).toggleClass(b.selectedClass);a(b.allContainer).show();a(b.counterContainer).hide()},j=function(){a(b.acrossClears).hide();a(b.acrossQuestions).hide();a(b.allContainer).hide();a(b.counterContainer).show()},l=function(){j();a(b.acrossInput).val(0);a(b.actionContainer).removeClass(b.selectedClass)};a(b.counterContainer).show(); -a(this).filter(":checked").each(function(){a(this).parent().parent().toggleClass(b.selectedClass);f();a(b.acrossInput).val()==1&&m()});a(b.allToggle).show().click(function(){k(a(this).attr("checked"));f()});a("div.actions span.question a").click(function(c){c.preventDefault();a(b.acrossInput).val(1);m()});a("div.actions span.clear a").click(function(c){c.preventDefault();a(b.allToggle).attr("checked",false);l();k(0);f()});lastChecked=null;a(e).click(function(c){if(!c)c=window.event;var d=c.target? -c.target:c.srcElement;if(lastChecked&&a.data(lastChecked)!=a.data(d)&&c.shiftKey===true){var h=false;a(lastChecked).attr("checked",d.checked).parent().parent().toggleClass(b.selectedClass,d.checked);a(e).each(function(){if(a.data(this)==a.data(lastChecked)||a.data(this)==a.data(d))h=h?false:true;h&&a(this).attr("checked",d.checked).parent().parent().toggleClass(b.selectedClass,d.checked)})}a(d).parent().parent().toggleClass(b.selectedClass,d.checked);lastChecked=d;f()});a("form#changelist-form table#result_list tr").find("td:gt(0) :input").change(function(){g= +a(this).filter(":checked").each(function(){a(this).parent().parent().toggleClass(b.selectedClass);f();a(b.acrossInput).val()==1&&m()});a(b.allToggle).show().click(function(){k(a(this).prop("checked"));f()});a("div.actions span.question a").click(function(c){c.preventDefault();a(b.acrossInput).val(1);m()});a("div.actions span.clear a").click(function(c){c.preventDefault();a(b.allToggle).prop("checked",false);l();k(0);f()});lastChecked=null;a(e).click(function(c){if(!c)c=window.event;var d=c.target? +c.target:c.srcElement;if(lastChecked&&a.data(lastChecked)!=a.data(d)&&c.shiftKey===true){var h=false;a(lastChecked).prop("checked",d.checked).parent().parent().toggleClass(b.selectedClass,d.checked);a(e).each(function(){if(a.data(this)==a.data(lastChecked)||a.data(this)==a.data(d))h=h?false:true;h&&a(this).prop("checked",d.checked).parent().parent().toggleClass(b.selectedClass,d.checked)})}a(d).parent().parent().toggleClass(b.selectedClass,d.checked);lastChecked=d;f()});a("form#changelist-form table#result_list tr").find("td:gt(0) :input").change(function(){g= true});a('form#changelist-form button[name="index"]').click(function(){if(g)return confirm(gettext("You have unsaved changes on individual editable fields. If you run an action, your unsaved changes will be lost."))});a('form#changelist-form input[name="_save"]').click(function(){var c=false;a("div.actions select option:selected").each(function(){if(a(this).val())c=true});if(c)return g?confirm(gettext("You have selected an action, but you haven't saved your changes to individual fields yet. Please click OK to save. You'll need to re-run the action.")): confirm(gettext("You have selected an action, and you haven't made any changes on individual fields. You're probably looking for the Go button rather than the Save button."))})};a.fn.actions.defaults={actionContainer:"div.actions",counterContainer:"span.action-counter",allContainer:"div.actions span.all",acrossInput:"div.actions input.select-across",acrossQuestions:"div.actions span.question",acrossClears:"div.actions span.clear",allToggle:"#action-toggle",selectedClass:"selected"}})(django.jQuery); diff --git a/django/contrib/admin/static/admin/js/inlines.js b/django/contrib/admin/static/admin/js/inlines.js index 4dc9459ff3..64307951bb 100644 --- a/django/contrib/admin/static/admin/js/inlines.js +++ b/django/contrib/admin/static/admin/js/inlines.js @@ -22,8 +22,8 @@ var updateElementIndex = function(el, prefix, ndx) { var id_regex = new RegExp("(" + prefix + "-(\\d+|__prefix__))"); var replacement = prefix + "-" + ndx; - if ($(el).attr("for")) { - $(el).attr("for", $(el).attr("for").replace(id_regex, replacement)); + if ($(el).prop("for")) { + $(el).prop("for", $(el).prop("for").replace(id_regex, replacement)); } if (el.id) { el.id = el.id.replace(id_regex, replacement); @@ -32,9 +32,9 @@ el.name = el.name.replace(id_regex, replacement); } }; - var totalForms = $("#id_" + options.prefix + "-TOTAL_FORMS").attr("autocomplete", "off"); + var totalForms = $("#id_" + options.prefix + "-TOTAL_FORMS").prop("autocomplete", "off"); var nextIndex = parseInt(totalForms.val(), 10); - var maxForms = $("#id_" + options.prefix + "-MAX_NUM_FORMS").attr("autocomplete", "off"); + var maxForms = $("#id_" + options.prefix + "-MAX_NUM_FORMS").prop("autocomplete", "off"); // only show the add button if we are allowed to add more items, // note that max_num = None translates to a blank string. var showAddButton = maxForms.val() === '' || (maxForms.val()-totalForms.val()) > 0; diff --git a/django/contrib/admin/static/admin/js/inlines.min.js b/django/contrib/admin/static/admin/js/inlines.min.js index d48ee0a098..0745bf1910 100644 --- a/django/contrib/admin/static/admin/js/inlines.min.js +++ b/django/contrib/admin/static/admin/js/inlines.min.js @@ -1,4 +1,4 @@ -(function(b){b.fn.formset=function(d){var a=b.extend({},b.fn.formset.defaults,d),c=b(this),d=c.parent(),i=function(a,e,g){var d=RegExp("("+e+"-(\\d+|__prefix__))"),e=e+"-"+g;b(a).attr("for")&&b(a).attr("for",b(a).attr("for").replace(d,e));a.id&&(a.id=a.id.replace(d,e));a.name&&(a.name=a.name.replace(d,e))},f=b("#id_"+a.prefix+"-TOTAL_FORMS").attr("autocomplete","off"),g=parseInt(f.val(),10),e=b("#id_"+a.prefix+"-MAX_NUM_FORMS").attr("autocomplete","off"),f=""===e.val()||0'+a.addText+""),h=d.find("tr:last a")):(c.filter(":last").after('
'+a.addText+"
"),h=c.filter(":last").next().find("a"));h.click(function(d){d.preventDefault();var f=b("#id_"+a.prefix+"-TOTAL_FORMS"),d=b("#"+a.prefix+ "-empty"),c=d.clone(true);c.removeClass(a.emptyCssClass).addClass(a.formCssClass).attr("id",a.prefix+"-"+g);c.is("tr")?c.children(":last").append('
'+a.deleteText+"
"):c.is("ul")||c.is("ol")?c.append('
  • '+a.deleteText+"
    • "):c.children(":first").append(''+a.deleteText+"");c.find("*").each(function(){i(this, a.prefix,f.val())});c.insertBefore(b(d));b(f).val(parseInt(f.val(),10)+1);g=g+1;e.val()!==""&&e.val()-f.val()<=0&&h.parent().hide();c.find("a."+a.deleteCssClass).click(function(d){d.preventDefault();d=b(this).parents("."+a.formCssClass);d.remove();g=g-1;a.removed&&a.removed(d);d=b("."+a.formCssClass);b("#id_"+a.prefix+"-TOTAL_FORMS").val(d.length);(e.val()===""||e.val()-d.length>0)&&h.parent().show();for(var c=0,f=d.length;c type pairs + class2type = {}, - // A central reference to the root jQuery(document) - rootjQuery, + // List of deleted data cache ids, so we can reuse them + core_deletedIds = [], - // A simple way to check for HTML strings or ID strings - // (both of which we optimize for) - quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w-]+)$/, + core_version = "1.9.1", - // Is it a simple selector - isSimple = /^.[^:#\[\.,]*$/, + // Save a reference to some core methods + core_concat = core_deletedIds.concat, + core_push = core_deletedIds.push, + core_slice = core_deletedIds.slice, + core_indexOf = core_deletedIds.indexOf, + core_toString = class2type.toString, + core_hasOwn = class2type.hasOwnProperty, + core_trim = core_version.trim, + + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + return new jQuery.fn.init( selector, context, rootjQuery ); + }, + + // Used for matching numbers + core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source, - // Check if a string has a non-whitespace character in it - rnotwhite = /\S/, + // Used for splitting on whitespace + core_rnotwhite = /\S+/g, - // Used for trimming whitespace - rtrim = /^(\s|\u00A0)+|(\s|\u00A0)+$/g, + // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, + + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + rquickExpr = /^(?:(<[\w\W]+>)[^>]*|#([\w-]*))$/, // Match a standalone tag - rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>)?$/, + rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, + + // JSON RegExp + rvalidchars = /^[\],:{}\s]*$/, + rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, + rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, + rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g, - // Keep a UserAgent string for use with jQuery.browser - userAgent = navigator.userAgent, + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, - // For matching the engine and version of the browser - browserMatch, - - // Has the ready events already been bound? - readyBound = false, - - // The functions to execute on DOM ready - readyList = [], + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return letter.toUpperCase(); + }, // The ready event handler - DOMContentLoaded, + completed = function( event ) { - // Save a reference to some core methods - toString = Object.prototype.toString, - hasOwnProperty = Object.prototype.hasOwnProperty, - push = Array.prototype.push, - slice = Array.prototype.slice, - indexOf = Array.prototype.indexOf; + // 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 = { - init: function( selector, context ) { - var match, elem, ret, doc; + // The current version of jQuery being used + jquery: core_version, - // Handle $(""), $(null), or $(undefined) - if ( !selector ) { - return this; - } + constructor: jQuery, + init: function( selector, context, rootjQuery ) { + var match, elem; - // Handle $(DOMElement) - if ( selector.nodeType ) { - this.context = this[0] = selector; - this.length = 1; - return this; - } - - // The body element only exists once, optimize finding it - if ( selector === "body" && !context ) { - this.context = document; - this[0] = document.body; - this.selector = "body"; - this.length = 1; + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { return this; } // Handle HTML strings if ( typeof selector === "string" ) { - // Are we dealing with HTML string or an ID? - match = quickExpr.exec( selector ); + 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 ); + } - // Verify a match, and that no context was specified for #id + // Match html or make sure no context is specified for #id if ( match && (match[1] || !context) ) { // HANDLE: $(html) -> $(array) if ( match[1] ) { - doc = (context ? context.ownerDocument || context : document); - - // If a single string is passed in and it's a single tag - // just do a createElement and skip the rest - ret = rsingleTag.exec( selector ); - - if ( ret ) { - if ( jQuery.isPlainObject( context ) ) { - selector = [ document.createElement( ret[1] ) ]; - jQuery.fn.attr.call( selector, context, true ); - - } else { - selector = [ doc.createElement( ret[1] ) ]; + 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 ] ); + } } - - } else { - ret = buildFragment( [ match[1] ], [ doc ] ); - selector = (ret.cacheable ? ret.fragment.cloneNode(true) : ret.fragment).childNodes; } - - return jQuery.merge( this, selector ); - - // HANDLE: $("#id") + + return this; + + // HANDLE: $(#id) } else { elem = document.getElementById( match[2] ); - if ( elem ) { + // 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] ) { @@ -149,30 +191,29 @@ jQuery.fn = jQuery.prototype = { return this; } - // HANDLE: $("TAG") - } else if ( !context && /^\w+$/.test( selector ) ) { - this.selector = selector; - this.context = document; - selector = document.getElementsByTagName( selector ); - return jQuery.merge( this, selector ); - // HANDLE: $(expr, $(...)) } else if ( !context || context.jquery ) { - return (context || rootjQuery).find( selector ); + return ( context || rootjQuery ).find( selector ); // HANDLE: $(expr, context) // (which is just equivalent to: $(context).find(expr) } else { - return jQuery( context ).find( selector ); + 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) { + if ( selector.selector !== undefined ) { this.selector = selector.selector; this.context = selector.context; } @@ -183,9 +224,6 @@ jQuery.fn = jQuery.prototype = { // Start with an empty selector selector: "", - // The current version of jQuery being used - jquery: "1.4.2", - // The default length of a jQuery object is 0 length: 0, @@ -195,7 +233,7 @@ jQuery.fn = jQuery.prototype = { }, toArray: function() { - return slice.call( this, 0 ); + return core_slice.call( this ); }, // Get the Nth element in the matched element set OR @@ -207,33 +245,20 @@ jQuery.fn = jQuery.prototype = { this.toArray() : // Return just the object - ( num < 0 ? this.slice(num)[ 0 ] : this[ num ] ); + ( 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, name, selector ) { - // Build a new jQuery matched element set - var ret = jQuery(); + pushStack: function( elems ) { - if ( jQuery.isArray( elems ) ) { - push.apply( ret, elems ); - - } else { - jQuery.merge( ret, 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; - if ( name === "find" ) { - ret.selector = this.selector + (this.selector ? " " : "") + selector; - } else if ( name ) { - ret.selector = this.selector + "." + name + "(" + selector + ")"; - } - // Return the newly-formed element set return ret; }, @@ -244,29 +269,16 @@ jQuery.fn = jQuery.prototype = { each: function( callback, args ) { return jQuery.each( this, callback, args ); }, - - ready: function( fn ) { - // Attach the listeners - jQuery.bindReady(); - // If the DOM is already ready - if ( jQuery.isReady ) { - // Execute the function immediately - fn.call( document, jQuery ); - - // Otherwise, remember the function for later - } else if ( readyList ) { - // Add the function to the wait list - readyList.push( fn ); - } + ready: function( fn ) { + // Add the callback + jQuery.ready.promise().done( fn ); return this; }, - - eq: function( i ) { - return i === -1 ? - this.slice( i ) : - this.slice( i, +i + 1 ); + + slice: function() { + return this.pushStack( core_slice.apply( this, arguments ) ); }, first: function() { @@ -277,9 +289,10 @@ jQuery.fn = jQuery.prototype = { return this.eq( -1 ); }, - slice: function() { - return this.pushStack( slice.apply( this, arguments ), - "slice", slice.call(arguments).join(",") ); + eq: function( i ) { + var len = this.length, + j = +i + ( i < 0 ? len : 0 ); + return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); }, map: function( callback ) { @@ -287,14 +300,14 @@ jQuery.fn = jQuery.prototype = { return callback.call( elem, i, elem ); })); }, - + end: function() { - return this.prevObject || jQuery(null); + return this.prevObject || this.constructor(null); }, // For internal use only. // Behaves like an Array's method, not like a jQuery method. - push: push, + push: core_push, sort: [].sort, splice: [].splice }; @@ -303,8 +316,11 @@ jQuery.fn = jQuery.prototype = { jQuery.fn.init.prototype = jQuery.fn; jQuery.extend = jQuery.fn.extend = function() { - // copy reference to target object - var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options, name, src, copy; + 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" ) { @@ -338,10 +354,15 @@ jQuery.extend = jQuery.fn.extend = function() { continue; } - // Recurse if we're merging object literal values or arrays - if ( deep && copy && ( jQuery.isPlainObject(copy) || jQuery.isArray(copy) ) ) { - var clone = src && ( jQuery.isPlainObject(src) || jQuery.isArray(src) ) ? src - : jQuery.isArray(copy) ? [] : {}; + // 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 ); @@ -360,90 +381,60 @@ jQuery.extend = jQuery.fn.extend = function() { jQuery.extend({ noConflict: function( deep ) { - window.$ = _$; + if ( window.$ === jQuery ) { + window.$ = _$; + } - if ( deep ) { + 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, - - // Handle when the DOM is ready - ready: function() { - // Make sure that the DOM is not already loaded - if ( !jQuery.isReady ) { - // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). - if ( !document.body ) { - return setTimeout( jQuery.ready, 13 ); - } - - // Remember that the DOM is ready - jQuery.isReady = true; - - // If there are functions bound, to execute - if ( readyList ) { - // Execute all of them - var fn, i = 0; - while ( (fn = readyList[ i++ ]) ) { - fn.call( document, jQuery ); - } - // Reset the list of functions - readyList = null; - } + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, - // Trigger any bound ready events - if ( jQuery.fn.triggerHandler ) { - jQuery( document ).triggerHandler( "ready" ); - } + // Hold (or release) the ready event + holdReady: function( hold ) { + if ( hold ) { + jQuery.readyWait++; + } else { + jQuery.ready( true ); } }, - - bindReady: function() { - if ( readyBound ) { - return; - } - readyBound = true; + // Handle when the DOM is ready + ready: function( wait ) { - // Catch cases where $(document).ready() is called after the - // browser event has already occurred. - if ( document.readyState === "complete" ) { - return jQuery.ready(); + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; } - // Mozilla, Opera and webkit nightlies currently support this event - if ( document.addEventListener ) { - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", jQuery.ready, false ); + // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). + if ( !document.body ) { + return setTimeout( jQuery.ready ); + } - // If IE event model is used - } else if ( document.attachEvent ) { - // ensure firing before onload, - // maybe late but safe also for iframes - document.attachEvent("onreadystatechange", DOMContentLoaded); - - // A fallback to window.onload, that will always work - window.attachEvent( "onload", jQuery.ready ); + // Remember that the DOM is ready + jQuery.isReady = true; - // If IE and not a frame - // continually check to see if the document is ready - var toplevel = false; + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { + return; + } - try { - toplevel = window.frameElement == null; - } catch(e) {} + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); - if ( document.documentElement.doScroll && toplevel ) { - doScrollCheck(); - } + // Trigger any bound ready events + if ( jQuery.fn.trigger ) { + jQuery( document ).trigger("ready").off("ready"); } }, @@ -451,117 +442,200 @@ jQuery.extend({ // Since version 1.3, DOM methods and functions like alert // aren't supported. They return false on IE (#2968). isFunction: function( obj ) { - return toString.call(obj) === "[object Function]"; + return jQuery.type(obj) === "function"; + }, + + isArray: Array.isArray || function( obj ) { + return jQuery.type(obj) === "array"; + }, + + isWindow: function( obj ) { + return obj != null && obj == obj.window; + }, + + isNumeric: function( obj ) { + return !isNaN( parseFloat(obj) ) && isFinite( obj ); }, - isArray: function( obj ) { - return toString.call(obj) === "[object Array]"; + 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 ) { // 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 || toString.call(obj) !== "[object Object]" || obj.nodeType || obj.setInterval ) { + if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { return false; } - - // Not own constructor property must be Object - if ( obj.constructor - && !hasOwnProperty.call(obj, "constructor") - && !hasOwnProperty.call(obj.constructor.prototype, "isPrototypeOf") ) { + + 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; } - + // Own properties are enumerated firstly, so to speed up, // if last one is own, then all properties are own. - + var key; for ( key in obj ) {} - - return key === undefined || hasOwnProperty.call( obj, key ); + + return key === undefined || core_hasOwn.call( obj, key ); }, isEmptyObject: function( obj ) { - for ( var name in obj ) { + var name; + for ( name in obj ) { return false; } return true; }, - + error: function( msg ) { - throw msg; + throw new Error( msg ); }, - - parseJSON: function( data ) { - if ( typeof data !== "string" || !data ) { + + // 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; - // Make sure leading/trailing whitespace is removed (IE can't handle it) - data = jQuery.trim( data ); - - // Make sure the incoming data is actual JSON - // Logic borrowed from http://json.org/json2.js - if ( /^[\],:{}\s]*$/.test(data.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, "@") - .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, "]") - .replace(/(?:^|:|,)(?:\s*\[)+/g, "")) ) { + var parsed = rsingleTag.exec( data ), + scripts = !keepScripts && []; - // Try to use the native JSON parser first - return window.JSON && window.JSON.parse ? - window.JSON.parse( data ) : - (new Function("return " + data))(); + // Single tag + if ( parsed ) { + return [ context.createElement( parsed[1] ) ]; + } - } else { - jQuery.error( "Invalid JSON: " + data ); + parsed = jQuery.buildFragment( [ data ], context, scripts ); + if ( scripts ) { + jQuery( scripts ).remove(); } + return jQuery.merge( [], parsed.childNodes ); }, - noop: function() {}, + parseJSON: function( data ) { + // Attempt to parse using the native JSON parser first + if ( window.JSON && window.JSON.parse ) { + return window.JSON.parse( data ); + } - // Evalulates a script in a global context - globalEval: function( data ) { - if ( data && rnotwhite.test(data) ) { - // Inspired by code by Andrea Giammarchi - // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html - var head = document.getElementsByTagName("head")[0] || document.documentElement, - script = document.createElement("script"); + if ( data === null ) { + return data; + } - script.type = "text/javascript"; + if ( typeof data === "string" ) { - if ( jQuery.support.scriptEval ) { - script.appendChild( document.createTextNode( data ) ); - } else { - script.text = data; + // 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() {}, - // Use insertBefore instead of appendChild to circumvent an IE6 bug. - // This arises when a base node is used (#2709). - head.insertBefore( script, head.firstChild ); - head.removeChild( script ); + // 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.toUpperCase() === name.toUpperCase(); + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); }, // args is for internal usage only - each: function( object, callback, args ) { - var name, i = 0, - length = object.length, - isObj = length === undefined || jQuery.isFunction(object); + each: function( obj, callback, args ) { + var value, + i = 0, + length = obj.length, + isArray = isArraylike( obj ); if ( args ) { - if ( isObj ) { - for ( name in object ) { - if ( callback.apply( object[ name ], args ) === false ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { break; } } } else { - for ( ; i < length; ) { - if ( callback.apply( object[ i++ ], args ) === false ) { + for ( i in obj ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { break; } } @@ -569,51 +643,77 @@ jQuery.extend({ // A special, fast, case for the most common use of each } else { - if ( isObj ) { - for ( name in object ) { - if ( callback.call( object[ name ], name, object[ name ] ) === false ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { break; } } } else { - for ( var value = object[0]; - i < length && callback.call( value, i, value ) !== false; value = object[++i] ) {} + for ( i in obj ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } } } - return object; + return obj; }, - trim: function( text ) { - return (text || "").replace( rtrim, "" ); - }, + // 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( array, results ) { + makeArray: function( arr, results ) { var ret = results || []; - if ( array != null ) { - // The window, strings (and functions) also have 'length' - // The extra typeof function check is to prevent crashes - // in Safari 2 (See: #3039) - if ( array.length == null || typeof array === "string" || jQuery.isFunction(array) || (typeof array !== "function" && array.setInterval) ) { - push.call( ret, array ); + if ( arr != null ) { + if ( isArraylike( Object(arr) ) ) { + jQuery.merge( ret, + typeof arr === "string" ? + [ arr ] : arr + ); } else { - jQuery.merge( ret, array ); + core_push.call( ret, arr ); } } return ret; }, - inArray: function( elem, array ) { - if ( array.indexOf ) { - return array.indexOf( elem ); - } + inArray: function( elem, arr, i ) { + var len; - for ( var i = 0, length = array.length; i < length; i++ ) { - if ( array[ i ] === elem ) { - return i; + 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; + } } } @@ -621,13 +721,14 @@ jQuery.extend({ }, merge: function( first, second ) { - var i = first.length, j = 0; + var l = second.length, + i = first.length, + j = 0; - if ( typeof second.length === "number" ) { - for ( var l = second.length; j < l; j++ ) { + if ( typeof l === "number" ) { + for ( ; j < l; j++ ) { first[ i++ ] = second[ j ]; } - } else { while ( second[j] !== undefined ) { first[ i++ ] = second[ j++ ]; @@ -640,12 +741,17 @@ jQuery.extend({ }, grep: function( elems, callback, inv ) { - var ret = []; + var retVal, + ret = [], + i = 0, + length = elems.length; + inv = !!inv; // Go through the array, only saving the items // that pass the validator function - for ( var i = 0, length = elems.length; i < length; i++ ) { - if ( !inv !== !callback( elems[ i ], i ) ) { + for ( ; i < length; i++ ) { + retVal = !!callback( elems[ i ], i ); + if ( inv !== retVal ) { ret.push( elems[ i ] ); } } @@ -655,208 +761,591 @@ jQuery.extend({ // arg is for internal usage only map: function( elems, callback, arg ) { - var ret = [], value; + var value, + i = 0, + length = elems.length, + isArray = isArraylike( elems ), + ret = []; // Go through the array, translating each of the items to their - // new value (or values). - for ( var i = 0, length = elems.length; i < length; i++ ) { - value = callback( elems[ i ], i, arg ); + 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; + if ( value != null ) { + ret[ ret.length ] = value; + } } } - return ret.concat.apply( [], ret ); + // Flatten any nested arrays + return core_concat.apply( [], ret ); }, // A global GUID counter for objects guid: 1, - proxy: function( fn, proxy, thisObject ) { - if ( arguments.length === 2 ) { - if ( typeof proxy === "string" ) { - thisObject = fn; - fn = thisObject[ proxy ]; - proxy = undefined; + // Bind a function to a context, optionally partially applying any + // arguments. + proxy: function( fn, context ) { + var args, proxy, tmp; - } else if ( proxy && !jQuery.isFunction( proxy ) ) { - thisObject = proxy; - proxy = undefined; - } + if ( typeof context === "string" ) { + tmp = fn[ context ]; + context = fn; + fn = tmp; } - if ( !proxy && fn ) { - proxy = function() { - return fn.apply( thisObject || this, arguments ); - }; + // 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 - if ( fn ) { - proxy.guid = fn.guid = fn.guid || proxy.guid || jQuery.guid++; - } + proxy.guid = fn.guid = fn.guid || jQuery.guid++; - // So proxy can be declared as an argument return proxy; }, - // Use of jQuery.browser is frowned upon. - // More details: http://docs.jquery.com/Utilities/jQuery.browser - uaMatch: function( ua ) { - ua = ua.toLowerCase(); + // 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; - var match = /(webkit)[ \/]([\w.]+)/.exec( ua ) || - /(opera)(?:.*version)?[ \/]([\w.]+)/.exec( ua ) || - /(msie) ([\w.]+)/.exec( ua ) || - !/compatible/.test( ua ) && /(mozilla)(?:.*? rv:([\w.]+))?/.exec( ua ) || - []; - - return { browser: match[1] || "", version: match[2] || "0" }; - }, + // Sets many values + if ( jQuery.type( key ) === "object" ) { + chainable = true; + for ( i in key ) { + jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); + } - browser: {} -}); + // Sets one value + } else if ( value !== undefined ) { + chainable = true; -browserMatch = jQuery.uaMatch( userAgent ); -if ( browserMatch.browser ) { - jQuery.browser[ browserMatch.browser ] = true; - jQuery.browser.version = browserMatch.version; -} + if ( !jQuery.isFunction( value ) ) { + raw = true; + } -// Deprecated, use jQuery.browser.webkit instead -if ( jQuery.browser.webkit ) { - jQuery.browser.safari = true; -} + if ( bulk ) { + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; -if ( indexOf ) { - jQuery.inArray = function( elem, array ) { - return indexOf.call( array, elem ); - }; -} + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, key, value ) { + return bulk.call( jQuery( elem ), value ); + }; + } + } -// All jQuery objects should point back to these -rootjQuery = jQuery(document); + if ( fn ) { + for ( ; i < length; i++ ) { + fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); + } + } + } -// Cleanup functions for the document ready method -if ( document.addEventListener ) { - DOMContentLoaded = function() { - document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false ); - jQuery.ready(); - }; + return chainable ? + elems : -} else if ( document.attachEvent ) { - DOMContentLoaded = function() { - // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). - if ( document.readyState === "complete" ) { - document.detachEvent( "onreadystatechange", DOMContentLoaded ); - jQuery.ready(); - } - }; -} + // Gets + bulk ? + fn.call( elems ) : + length ? fn( elems[0], key ) : emptyGet; + }, -// The DOM ready check for Internet Explorer -function doScrollCheck() { - if ( jQuery.isReady ) { - return; + now: function() { + return ( new Date() ).getTime(); } +}); - try { - // If IE is used, use the trick by Diego Perini - // http://javascript.nwbox.com/IEContentLoaded/ - document.documentElement.doScroll("left"); - } catch( error ) { - setTimeout( doScrollCheck, 1 ); - return; - } +jQuery.ready.promise = function( obj ) { + if ( !readyList ) { - // and execute any waiting functions - jQuery.ready(); -} + readyList = jQuery.Deferred(); -function evalScript( i, elem ) { - if ( elem.src ) { - jQuery.ajax({ - url: elem.src, - async: false, - dataType: "script" - }); - } else { - jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" ); - } + // 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 ); - if ( elem.parentNode ) { - elem.parentNode.removeChild( elem ); - } -} + // Standards-based browsers support DOMContentLoaded + } else if ( document.addEventListener ) { + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed, false ); -// Mutifunctional method to get and set values to a collection -// The value/s can be optionally by executed if its a function -function access( elems, key, value, exec, fn, pass ) { - var length = elems.length; - - // Setting many attributes - if ( typeof key === "object" ) { - for ( var k in key ) { - access( elems, k, key[k], exec, fn, value ); - } - return elems; - } - - // Setting one attribute - if ( value !== undefined ) { - // Optionally, function values get executed if exec is true - exec = !pass && exec && jQuery.isFunction(value); - - for ( var i = 0; i < length; i++ ) { - fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass ); - } - - return elems; - } - - // Getting an attribute - return length ? fn( elems[0], key ) : undefined; -} + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed, false ); -function now() { - return (new Date).getTime(); -} -(function() { + // 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; - jQuery.support = {}; + try { + top = window.frameElement == null && document.documentElement; + } catch(e) {} - var root = document.documentElement, - script = document.createElement("script"), - div = document.createElement("div"), - id = "script" + now(); + if ( top && top.doScroll ) { + (function doScrollCheck() { + if ( !jQuery.isReady ) { - div.style.display = "none"; - div.innerHTML = "
    a"; + try { + // Use the trick by Diego Perini + // http://javascript.nwbox.com/IEContentLoaded/ + top.doScroll("left"); + } catch(e) { + return setTimeout( doScrollCheck, 50 ); + } - var all = div.getElementsByTagName("*"), - a = div.getElementsByTagName("a")[0]; + // detach all dom ready events + detach(); - // Can't get basic test support - if ( !all || !all.length || !a ) { - return; + // and execute any waiting functions + jQuery.ready(); + } + })(); + } + } } + return readyList.promise( obj ); +}; - jQuery.support = { - // IE strips leading whitespace when .innerHTML is used - leadingWhitespace: div.firstChild.nodeType === 3, +// Populate the class2type map +jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); +}); - // Make sure that tbody elements aren't automatically inserted - // IE will insert them into empty tables - tbody: !div.getElementsByTagName("tbody").length, +function isArraylike( obj ) { + var length = obj.length, + type = jQuery.type( obj ); - // Make sure that link elements get serialized correctly by innerHTML + 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); +// 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 = []; + 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 ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + if ( list && ( !fired || stack ) ) { + 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() { + + var support, all, a, + input, select, fragment, + opt, eventName, isSupported, i, + div = document.createElement("div"); + + // Setup + div.setAttribute( "className", "t" ); + div.innerHTML = "
    a"; + + // Support tests won't run in some limited or non-browser environments + all = div.getElementsByTagName("*"); + a = div.getElementsByTagName("a")[ 0 ]; + if ( !all || !a || !all.length ) { + return {}; + } + + // 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"; + support = { + // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) + getSetAttribute: div.className !== "t", + + // IE strips leading whitespace when .innerHTML is used + leadingWhitespace: div.firstChild.nodeType === 3, + + // Make sure that tbody elements aren't automatically inserted + // IE will insert them into empty tables + tbody: !div.getElementsByTagName("tbody").length, + + // Make sure that link elements get serialized correctly by innerHTML // This requires a wrapper element in IE htmlSerialize: !!div.getElementsByTagName("link").length, // Get the style information from getAttribute - // (IE uses .cssText insted) - style: /red/.test( a.getAttribute("style") ), + // (IE uses .cssText instead) + style: /top/.test( a.getAttribute("style") ), // Make sure that URLs aren't manipulated // (IE normalizes it by default) @@ -865,246 +1354,481 @@ function now() { // Make sure that element opacity exists // (IE uses filter instead) // Use a regex to work around a WebKit issue. See #5145 - opacity: /^0.55$/.test( a.style.opacity ), + opacity: /^0.5/.test( a.style.opacity ), // Verify style float existence // (IE uses styleFloat instead of cssFloat) cssFloat: !!a.style.cssFloat, - // Make sure that if no value is specified for a checkbox - // that it defaults to "on". - // (WebKit defaults to "" instead) - checkOn: div.getElementsByTagName("input")[0].value === "on", + // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere) + 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) - optSelected: document.createElement("select").appendChild( document.createElement("option") ).selected, + optSelected: opt.selected, + + // Tests for enctype support on a form (#6743) + enctype: !!document.createElement("form").enctype, - parentNode: div.removeChild( div.appendChild( document.createElement("div") ) ).parentNode === null, + // Makes sure cloning an html5 element does not cause problems + // Where outerHTML is undefined, this still works + html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav>", + + // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode + boxModel: document.compatMode === "CSS1Compat", // Will be defined later deleteExpando: true, - checkClone: false, - scriptEval: false, noCloneEvent: true, - boxModel: null + inlineBlockNeedsLayout: false, + shrinkWrapBlocks: false, + reliableMarginRight: true, + boxSizingReliable: true, + pixelPosition: false }; - script.type = "text/javascript"; - try { - script.appendChild( document.createTextNode( "window." + id + "=1;" ) ); - } catch(e) {} - - root.insertBefore( script, root.firstChild ); + // Make sure checked status is properly cloned + input.checked = true; + support.noCloneChecked = input.cloneNode( true ).checked; - // Make sure that the execution of code works by injecting a script - // tag with appendChild/createTextNode - // (IE doesn't support this, fails, and uses .text instead) - if ( window[ id ] ) { - jQuery.support.scriptEval = true; - delete window[ id ]; - } + // 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; - // Test to see if it's possible to delete an expando from an element - // Fails in Internet Explorer + // Support: IE<9 try { - delete script.test; - - } catch(e) { - jQuery.support.deleteExpando = false; + delete div.test; + } catch( e ) { + support.deleteExpando = false; } - root.removeChild( script ); + // 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" ); - if ( div.attachEvent && div.fireEvent ) { - div.attachEvent("onclick", function click() { - // Cloning a node shouldn't copy over any - // bound event handlers (IE does this) - jQuery.support.noCloneEvent = false; - div.detachEvent("onclick", click); + 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).fireEvent("onclick"); + + div.cloneNode( true ).click(); } - div = document.createElement("div"); - div.innerHTML = ""; + // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event) + // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php + for ( i in { submit: true, change: true, focusin: true }) { + div.setAttribute( eventName = "on" + i, "t" ); - var fragment = document.createDocumentFragment(); - fragment.appendChild( div.firstChild ); + support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false; + } - // WebKit doesn't clone checked state correctly in fragments - jQuery.support.checkClone = fragment.cloneNode(true).cloneNode(true).lastChild.checked; + div.style.backgroundClip = "content-box"; + div.cloneNode( true ).style.backgroundClip = ""; + support.clearCloneStyle = div.style.backgroundClip === "content-box"; - // Figure out if the W3C box model works as expected - // document.body must exist before we can do this + // Run tests that need a body at doc ready jQuery(function() { - var div = document.createElement("div"); - div.style.width = div.style.paddingLeft = "1px"; + 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]; - document.body.appendChild( div ); - jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2; - document.body.removeChild( div ).style.display = 'none'; + if ( !body ) { + // Return for frameset docs that don't have a body + return; + } - div = null; - }); + 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 = "
    t
    "; + 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%;"; + support.boxSizing = ( div.offsetWidth === 4 ); + support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 ); + + // 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.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; + } + } - // Technique from Juriy Zaytsev - // http://thinkweb2.com/projects/prototype/detecting-event-support-without-browser-sniffing/ - var eventSupported = function( eventName ) { - var el = document.createElement("div"); - eventName = "on" + eventName; + body.removeChild( container ); - var isSupported = (eventName in el); - if ( !isSupported ) { - el.setAttribute(eventName, "return;"); - isSupported = typeof el[eventName] === "function"; - } - el = null; + // Null elements to avoid leaks in IE + container = div = tds = marginDiv = null; + }); - return isSupported; - }; - - jQuery.support.submitBubbles = eventSupported("submit"); - jQuery.support.changeBubbles = eventSupported("change"); + // Null elements to avoid leaks in IE + all = select = fragment = opt = a = input = null; - // release memory in IE - root = script = div = all = a = null; + return support; })(); -jQuery.props = { - "for": "htmlFor", - "class": "className", - readonly: "readOnly", - maxlength: "maxLength", - cellspacing: "cellSpacing", - rowspan: "rowSpan", - colspan: "colSpan", - tabindex: "tabIndex", - usemap: "useMap", - frameborder: "frameBorder" -}; -var expando = "jQuery" + now(), uuid = 0, windowData = {}; +var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, + rmultiDash = /([A-Z])/g; -jQuery.extend({ - cache: {}, - - expando:expando, +function internalData( elem, name, data, pvt /* Internal Use Only */ ){ + if ( !jQuery.acceptData( elem ) ) { + return; + } - // The following elements throw uncatchable exceptions if you - // attempt to add expando properties to them. - noData: { - "embed": true, - "object": true, - "applet": true - }, + var thisCache, ret, + internalKey = jQuery.expando, + getByName = typeof name === "string", - data: function( elem, name, data ) { - if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) { - return; - } + // 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, - elem = elem == window ? - windowData : - elem; + // 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, - var id = elem[ expando ], cache = jQuery.cache, thisCache; + // 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; - if ( !id && typeof name === "string" && data === undefined ) { - return null; - } + // 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)) && getByName && data === undefined ) { + return; + } - // Compute a unique ID for the element - if ( !id ) { - id = ++uuid; + if ( !id ) { + // Only DOM nodes need a new unique ID for each element since their data + // ends up in the global cache + if ( isNode ) { + elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++; + } else { + id = internalKey; } + } + + if ( !cache[ id ] ) { + cache[ id ] = {}; - // Avoid generating a new cache unless none exists and we - // want to manipulate it. - if ( typeof name === "object" ) { - elem[ expando ] = id; - thisCache = cache[ id ] = jQuery.extend(true, {}, name); + // Avoids exposing jQuery metadata on plain JS objects when the object + // is serialized using JSON.stringify + if ( !isNode ) { + cache[ id ].toJSON = jQuery.noop; + } + } - } else if ( !cache[ id ] ) { - elem[ expando ] = id; - cache[ id ] = {}; + // 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 ]; + thisCache = cache[ id ]; - // Prevent overriding the named cache with undefined values - if ( data !== undefined ) { - thisCache[ name ] = data; + // 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 = {}; } - return typeof name === "string" ? thisCache[ name ] : thisCache; - }, + thisCache = thisCache.data; + } - removeData: function( elem, name ) { - if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) { - return; + 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 ( getByName ) { + + // 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 i, l, thisCache, + 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; - elem = elem == window ? - windowData : - elem; + if ( thisCache ) { - var id = elem[ expando ], cache = jQuery.cache, thisCache = cache[ id ]; + // Support array or space separated string names for data keys + if ( !jQuery.isArray( name ) ) { - // If we want to remove a specific section of the element's data - if ( name ) { - if ( thisCache ) { - // Remove the section of cache data - delete thisCache[ name ]; + // try the string as a key before any manipulation + if ( name in thisCache ) { + name = [ name ]; + } else { - // If we've removed all the data, remove the element's cache - if ( jQuery.isEmptyObject(thisCache) ) { - jQuery.removeData( elem ); + // 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 ) ); } - // Otherwise, we want to remove all of the element's data - } else { - if ( jQuery.support.deleteExpando ) { - delete elem[ jQuery.expando ]; + for ( i = 0, l = name.length; i < l; i++ ) { + delete thisCache[ name[i] ]; + } - } else if ( elem.removeAttribute ) { - elem.removeAttribute( jQuery.expando ); + // If there is no data left in the cache, we want to continue + // and let the cache object itself get destroyed + if ( !( pvt ? isEmptyDataObject : 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) + } else if ( jQuery.support.deleteExpando || cache != cache.window ) { + delete cache[ id ]; + + // When all else fails, null + } else { + cache[ id ] = null; + } +} + +jQuery.extend({ + cache: {}, + + // Unique for each copy of jQuery on the page + // Non-digits removed to match rinlinejQuery + expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ), + + // The following elements throw uncatchable exceptions if you + // attempt to add expando properties to them. + noData: { + "embed": true, + // Ban all objects except for Flash (which handle expandos) + "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000", + "applet": true + }, + + 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 ); + }, - // Completely remove the data cache - delete cache[ id ]; + // 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 ) { - if ( typeof key === "undefined" && this.length ) { - return jQuery.data( this[0] ); + var attrs, name, + elem = this[0], + i = 0, + data = null; + + // 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-" ) ) { + name = jQuery.camelCase( name.slice(5) ); + + dataAttr( elem, name, data[ name ] ); + } + } + jQuery._data( elem, "parsedAttrs", true ); + } + } - } else if ( typeof key === "object" ) { + return data; + } + + // Sets multiple values + if ( typeof key === "object" ) { return this.each(function() { jQuery.data( this, key ); }); } - var parts = key.split("."); - parts[1] = parts[1] ? "." + parts[1] : ""; + return jQuery.access( this, function( value ) { - if ( value === undefined ) { - var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]); - - if ( data === undefined && this.length ) { - data = jQuery.data( this[0], key ); + if ( value === undefined ) { + // Try to fetch any internally stored data first + return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null; } - return data === undefined && parts[1] ? - this.data( parts[0] ) : - data; - } else { - return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function() { + + this.each(function() { jQuery.data( this, key, value ); }); - } + }, null, value, arguments.length > 1, null, true ); }, removeData: function( key ) { @@ -1113,146 +1837,269 @@ jQuery.fn.extend({ }); } }); -jQuery.extend({ - queue: function( elem, type, data ) { - if ( !elem ) { - return; - } - type = (type || "fx") + "queue"; - var q = jQuery.data( elem, type ); +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 ) { - // Speed up dequeue by getting out quickly if this is just a lookup - if ( !data ) { - return q || []; - } + var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + + data = elem.getAttribute( name ); - if ( !q || jQuery.isArray(data) ) { - q = jQuery.data( elem, type, jQuery.makeArray(data) ); + 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 { - q.push( data ); + data = undefined; } + } - return q; - }, + 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 ), fn = queue.shift(); + 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--; } + hooks.cur = fn; if ( fn ) { + // Add a progress sentinel to prevent the fx queue from being // automatically dequeued if ( type === "fx" ) { - queue.unshift("inprogress"); + queue.unshift( "inprogress" ); } - fn.call(elem, function() { - jQuery.dequeue(elem, type); - }); + // 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 ( data === undefined ) { + if ( arguments.length < setter ) { return jQuery.queue( this[0], type ); } - return this.each(function( i, elem ) { - var queue = jQuery.queue( this, type, data ); - if ( type === "fx" && queue[0] !== "inprogress" ) { - jQuery.dequeue( this, 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; + time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; type = type || "fx"; - return this.queue( type, function() { - var elem = this; - setTimeout(function() { - jQuery.dequeue( elem, type ); - }, time ); + 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 rclass = /[\n\t]/g, - rspace = /\s+/, +var nodeHook, boolHook, + rclass = /[\t\r\n]/g, rreturn = /\r/g, - rspecialurl = /href|src|style/, - rtype = /(button|input)/i, - rfocusable = /(button|input|object|select|textarea)/i, - rclickable = /^(a|area)$/i, - rradiocheck = /radio|checkbox/; + rfocusable = /^(?:input|select|textarea|button|object)$/i, + rclickable = /^(?:a|area)$/i, + rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i, + ruseDefault = /^(?:checked|selected)$/i, + getSetAttribute = jQuery.support.getSetAttribute, + getSetInput = jQuery.support.input; jQuery.fn.extend({ attr: function( name, value ) { - return access( this, name, value, true, jQuery.attr ); + return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); }, - removeAttr: function( name, fn ) { - return this.each(function(){ - jQuery.attr( this, name, "" ); - if ( this.nodeType === 1 ) { - this.removeAttribute( name ); - } + 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 ) { - if ( jQuery.isFunction(value) ) { - return this.each(function(i) { - var self = jQuery(this); - self.addClass( value.call(this, i, self.attr("class")) ); + 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 ( value && typeof value === "string" ) { - var classNames = (value || "").split( rspace ); - - for ( var i = 0, l = this.length; i < l; i++ ) { - var elem = this[i]; + if ( proceed ) { + // The disjunction here is for better compressibility (see removeClass) + classes = ( value || "" ).match( core_rnotwhite ) || []; - if ( elem.nodeType === 1 ) { - if ( !elem.className ) { - elem.className = value; + for ( ; i < len; i++ ) { + elem = this[ i ]; + cur = elem.nodeType === 1 && ( elem.className ? + ( " " + elem.className + " " ).replace( rclass, " " ) : + " " + ); - } else { - var className = " " + elem.className + " ", setClass = elem.className; - for ( var c = 0, cl = classNames.length; c < cl; c++ ) { - if ( className.indexOf( " " + classNames[c] + " " ) < 0 ) { - setClass += " " + classNames[c]; - } + if ( cur ) { + j = 0; + while ( (clazz = classes[j++]) ) { + if ( cur.indexOf( " " + clazz + " " ) < 0 ) { + cur += clazz + " "; } - elem.className = jQuery.trim( setClass ); } + elem.className = jQuery.trim( cur ); + } } } @@ -1261,30 +2108,36 @@ jQuery.fn.extend({ }, removeClass: function( value ) { - if ( jQuery.isFunction(value) ) { - return this.each(function(i) { - var self = jQuery(this); - self.removeClass( value.call(this, i, self.attr("class")) ); + 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 ( (value && typeof value === "string") || value === undefined ) { - var classNames = (value || "").split(rspace); - - for ( var i = 0, l = this.length; i < l; i++ ) { - var elem = this[i]; - - if ( elem.nodeType === 1 && elem.className ) { - if ( value ) { - var className = (" " + elem.className + " ").replace(rclass, " "); - for ( var c = 0, cl = classNames.length; c < cl; c++ ) { - className = className.replace(" " + classNames[c] + " ", " "); + 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 = jQuery.trim( className ); - - } else { - elem.className = ""; } + elem.className = value ? jQuery.trim( cur ) : ""; } } } @@ -1293,44 +2146,52 @@ jQuery.fn.extend({ }, toggleClass: function( value, stateVal ) { - var type = typeof value, isBool = typeof stateVal === "boolean"; + var type = typeof value, + isBool = typeof stateVal === "boolean"; if ( jQuery.isFunction( value ) ) { - return this.each(function(i) { - var self = jQuery(this); - self.toggleClass( value.call(this, i, self.attr("class"), stateVal), stateVal ); + 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), + var className, + i = 0, + self = jQuery( this ), state = stateVal, - classNames = value.split( rspace ); + classNames = value.match( core_rnotwhite ) || []; while ( (className = classNames[ i++ ]) ) { - // check each className given, space seperated list + // check each className given, space separated list state = isBool ? state : !self.hasClass( className ); self[ state ? "addClass" : "removeClass" ]( className ); } - } else if ( type === "undefined" || type === "boolean" ) { + // Toggle whole class name + } else if ( type === core_strundefined || type === "boolean" ) { if ( this.className ) { // store className if set - jQuery.data( this, "__className__", this.className ); + jQuery._data( this, "__className__", this.className ); } - // toggle whole className - this.className = this.className || value === false ? "" : jQuery.data( 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 + " "; - for ( var i = 0, l = this.length; i < l; i++ ) { - if ( (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) > -1 ) { + 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; } } @@ -1339,95 +2200,60 @@ jQuery.fn.extend({ }, val: function( value ) { - if ( value === undefined ) { - var elem = this[0]; + var ret, hooks, isFunction, + elem = this[0]; + if ( !arguments.length ) { if ( elem ) { - if ( jQuery.nodeName( elem, "option" ) ) { - return (elem.attributes.value || {}).specified ? elem.value : elem.text; - } - - // We need to handle select boxes special - if ( jQuery.nodeName( elem, "select" ) ) { - var index = elem.selectedIndex, - values = [], - options = elem.options, - one = elem.type === "select-one"; - - // Nothing was selected - if ( index < 0 ) { - return null; - } - - // Loop through all the selected options - for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { - var option = options[ i ]; - - if ( option.selected ) { - // Get the specifc 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 ); - } - } + hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; - return values; + if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { + return ret; } - // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified - if ( rradiocheck.test( elem.type ) && !jQuery.support.checkOn ) { - return elem.getAttribute("value") === null ? "on" : elem.value; - } - - - // Everything else, we just grab the value - return (elem.value || "").replace(rreturn, ""); + 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 undefined; + return; } - var isFunction = jQuery.isFunction(value); + isFunction = jQuery.isFunction( value ); - return this.each(function(i) { - var self = jQuery(this), val = value; + return this.each(function( i ) { + var val, + self = jQuery(this); if ( this.nodeType !== 1 ) { return; } if ( isFunction ) { - val = value.call(this, i, self.val()); + val = value.call( this, i, self.val() ); + } else { + val = value; } - // Typecast each time if the value is a Function and the appended - // value is therefore different each time. - if ( typeof val === "number" ) { + // Treat null/undefined as ""; convert numbers to string + if ( val == null ) { + val = ""; + } else if ( typeof val === "number" ) { val += ""; - } - - if ( jQuery.isArray(val) && rradiocheck.test( this.type ) ) { - this.checked = jQuery.inArray( self.val(), val ) >= 0; - - } else if ( jQuery.nodeName( this, "select" ) ) { - var values = jQuery.makeArray(val); - - jQuery( "option", this ).each(function() { - this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; + } else if ( jQuery.isArray( val ) ) { + val = jQuery.map(val, function ( value ) { + return value == null ? "" : value + ""; }); + } - if ( !values.length ) { - this.selectedIndex = -1; - } + hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; - } else { + // If set returns undefined, fall back to normal setting + if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { this.value = val; } }); @@ -1435,2320 +2261,3334 @@ jQuery.fn.extend({ }); jQuery.extend({ - attrFn: { - val: true, - css: true, - html: true, - text: true, - data: true, - width: true, - height: true, - offset: true - }, - - attr: function( elem, name, value, pass ) { - // don't set attributes on text and comment nodes - if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) { - return undefined; - } - - if ( pass && name in jQuery.attrFn ) { - return jQuery(elem)[name](value); - } - - var notxml = elem.nodeType !== 1 || !jQuery.isXMLDoc( elem ), - // Whether we are setting (or getting) - set = value !== undefined; - - // Try to normalize/fix the name - name = notxml && jQuery.props[ name ] || name; - - // Only do all the following if this is a node (faster for style) - if ( elem.nodeType === 1 ) { - // These attributes require special treatment - var special = rspecialurl.test( name ); - - // Safari mis-reports the default selected property of an option - // Accessing the parent's selectedIndex property fixes it - if ( name === "selected" && !jQuery.support.optSelected ) { - var parent = elem.parentNode; - if ( parent ) { - parent.selectedIndex; - - // Make sure that it also works with optgroups, see #5701 - if ( parent.parentNode ) { - parent.parentNode.selectedIndex; - } - } + valHooks: { + option: { + get: function( elem ) { + // attributes.value is undefined in Blackberry 4.7 but + // uses .value. See #6932 + var val = elem.attributes.value; + return !val || val.specified ? elem.value : elem.text; } + }, + 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; + } - // If applicable, access the attribute via the DOM 0 way - if ( name in elem && notxml && !special ) { - if ( set ) { - // We can't allow the type property to be changed (since it causes problems in IE) - if ( name === "type" && rtype.test( elem.nodeName ) && elem.parentNode ) { - jQuery.error( "type property can't be changed" ); + // Multi-Selects return an array + values.push( value ); } - - elem[ name ] = value; - } - - // browsers index elements by id/name on forms, give priority to attributes. - if ( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) ) { - return elem.getAttributeNode( name ).nodeValue; } - // 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/ - if ( name === "tabIndex" ) { - var attributeNode = elem.getAttributeNode( "tabIndex" ); + return values; + }, - return attributeNode && attributeNode.specified ? - attributeNode.value : - rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? - 0 : - undefined; - } + set: function( elem, value ) { + var values = jQuery.makeArray( value ); - return elem[ name ]; - } + jQuery(elem).find("option").each(function() { + this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; + }); - if ( !jQuery.support.style && notxml && name === "style" ) { - if ( set ) { - elem.style.cssText = "" + value; + if ( !values.length ) { + elem.selectedIndex = -1; } - - return elem.style.cssText; - } - - if ( set ) { - // convert the value to a string (all browsers do this but IE) see #1070 - elem.setAttribute( name, "" + value ); + return values; } - - var attr = !jQuery.support.hrefNormalized && notxml && special ? - // Some attributes require a special call on IE - elem.getAttribute( name, 2 ) : - elem.getAttribute( name ); - - // Non-existent attributes return null, we normalize to undefined - return attr === null ? undefined : attr; } + }, - // elem is actually elem.style ... set the style - // Using attr for specific style information is now deprecated. Use style instead. - return jQuery.style( elem, name, value ); - } -}); -var rnamespaces = /\.(.*)$/, - fcleanup = function( nm ) { - return nm.replace(/[^\w\s\.\|`]/g, function( ch ) { - return "\\" + ch; - }); - }; - -/* - * A number of helper functions used for managing events. - * Many of the ideas behind this code originated from - * Dean Edwards' addEvent library. - */ -jQuery.event = { + attr: function( elem, name, value ) { + var hooks, notxml, ret, + nType = elem.nodeType; - // Bind an event to an element - // Original by Dean Edwards - add: function( elem, types, handler, data ) { - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { + // don't get/set attributes on text, comment and attribute nodes + if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { return; } - // For whatever reason, IE has trouble passing the window object - // around, causing it to be cloned in the process - if ( elem.setInterval && ( elem !== window && !elem.frameElement ) ) { - elem = window; + // Fallback to prop when attributes are not supported + if ( typeof elem.getAttribute === core_strundefined ) { + return jQuery.prop( elem, name, value ); } - var handleObjIn, handleObj; + notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); - if ( handler.handler ) { - handleObjIn = handler; - handler = handleObjIn.handler; - } - - // Make sure that the function being executed has a unique ID - if ( !handler.guid ) { - handler.guid = jQuery.guid++; - } - - // Init the element's event structure - var elemData = jQuery.data( elem ); - - // If no elemData is found then we must be trying to bind to one of the - // banned noData elements - if ( !elemData ) { - return; + // All attributes are lowercase + // Grab necessary hook if one is defined + if ( notxml ) { + name = name.toLowerCase(); + hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook ); } - var events = elemData.events = elemData.events || {}, - eventHandle = elemData.handle, eventHandle; - - if ( !eventHandle ) { - elemData.handle = eventHandle = function() { - // Handle the second event of a trigger and when - // an event is called after a page has unloaded - return typeof jQuery !== "undefined" && !jQuery.event.triggered ? - jQuery.event.handle.apply( eventHandle.elem, arguments ) : - undefined; - }; - } + if ( value !== undefined ) { - // Add elem as a property of the handle function - // This is to prevent a memory leak with non-native events in IE. - eventHandle.elem = elem; + if ( value === null ) { + jQuery.removeAttr( elem, name ); - // Handle multiple events separated by a space - // jQuery(...).bind("mouseover mouseout", fn); - types = types.split(" "); + } else if ( hooks && notxml && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { + return ret; - var type, i = 0, namespaces; + } else { + elem.setAttribute( name, value + "" ); + return value; + } - while ( (type = types[ i++ ]) ) { - handleObj = handleObjIn ? - jQuery.extend({}, handleObjIn) : - { handler: handler, data: data }; + } else if ( hooks && notxml && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { + return ret; - // Namespaced event handlers - if ( type.indexOf(".") > -1 ) { - namespaces = type.split("."); - type = namespaces.shift(); - handleObj.namespace = namespaces.slice(0).sort().join("."); + } else { - } else { - namespaces = []; - handleObj.namespace = ""; + // In IE9+, Flash objects don't have .getAttribute (#12945) + // Support: IE9+ + if ( typeof elem.getAttribute !== core_strundefined ) { + ret = elem.getAttribute( name ); } - handleObj.type = type; - handleObj.guid = handler.guid; - - // Get the current list of functions bound to this event - var handlers = events[ type ], - special = jQuery.event.special[ type ] || {}; + // Non-existent attributes return null, we normalize to undefined + return ret == null ? + undefined : + ret; + } + }, - // Init the event handler queue - if ( !handlers ) { - handlers = events[ type ] = []; + removeAttr: function( elem, value ) { + var name, propName, + i = 0, + attrNames = value && value.match( core_rnotwhite ); - // Check for a special event handler - // 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 ); + if ( attrNames && elem.nodeType === 1 ) { + while ( (name = attrNames[i++]) ) { + propName = jQuery.propFix[ name ] || name; - } else if ( elem.attachEvent ) { - elem.attachEvent( "on" + type, eventHandle ); + // Boolean attributes get special treatment (#10870) + if ( rboolean.test( name ) ) { + // Set corresponding property to false for boolean attributes + // Also clear defaultChecked/defaultSelected (if appropriate) for IE<8 + if ( !getSetAttribute && ruseDefault.test( name ) ) { + elem[ jQuery.camelCase( "default-" + name ) ] = + elem[ propName ] = false; + } else { + elem[ propName ] = false; } + + // See #9699 for explanation of this approach (setting first, then removal) + } else { + jQuery.attr( elem, name, "" ); } + + elem.removeAttribute( getSetAttribute ? name : propName ); } - - if ( special.add ) { - special.add.call( elem, handleObj ); + } + }, - if ( !handleObj.handler.guid ) { - handleObj.handler.guid = handler.guid; + 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; } } - - // Add the function to the element's handler list - handlers.push( handleObj ); - - // Keep track of which events have been used, for global triggering - jQuery.event.global[ type ] = true; } - - // Nullify elem to prevent memory leaks in IE - elem = null; }, - global: {}, - - // Detach an event or set of events from an element - remove: function( elem, types, handler, pos ) { - // don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { + propFix: { + tabindex: "tabIndex", + readonly: "readOnly", + "for": "htmlFor", + "class": "className", + maxlength: "maxLength", + cellspacing: "cellSpacing", + cellpadding: "cellPadding", + rowspan: "rowSpan", + colspan: "colSpan", + usemap: "useMap", + frameborder: "frameBorder", + contenteditable: "contentEditable" + }, + + 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; } - var ret, type, fn, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType, - elemData = jQuery.data( elem ), - events = elemData && elemData.events; - - if ( !elemData || !events ) { - return; - } + notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); - // types is actually an event object here - if ( types && types.type ) { - handler = types.handler; - types = types.type; + if ( notxml ) { + // Fix name and attach hooks + name = jQuery.propFix[ name ] || name; + hooks = jQuery.propHooks[ name ]; } - // Unbind all events for the element - if ( !types || typeof types === "string" && types.charAt(0) === "." ) { - types = types || ""; + if ( value !== undefined ) { + if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { + return ret; - for ( type in events ) { - jQuery.event.remove( elem, type + types ); + } else { + return ( elem[ name ] = value ); } - return; - } - - // Handle multiple events separated by a space - // jQuery(...).unbind("mouseover mouseout", fn); - types = types.split(" "); + } else { + if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { + return ret; - while ( (type = types[ i++ ]) ) { - origType = type; - handleObj = null; - all = type.indexOf(".") < 0; - namespaces = []; + } else { + return elem[ name ]; + } + } + }, - if ( !all ) { - // Namespaced event handlers - namespaces = type.split("."); - type = namespaces.shift(); + 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/ + var attributeNode = elem.getAttributeNode("tabindex"); - namespace = new RegExp("(^|\\.)" + - jQuery.map( namespaces.slice(0).sort(), fcleanup ).join("\\.(?:.*\\.)?") + "(\\.|$)") + return attributeNode && attributeNode.specified ? + parseInt( attributeNode.value, 10 ) : + rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? + 0 : + undefined; } + } + } +}); - eventType = events[ type ]; +// Hook for boolean attributes +boolHook = { + get: function( elem, name ) { + var + // Use .prop to determine if this attribute is understood as boolean + prop = jQuery.prop( elem, name ), + + // Fetch it accordingly + attr = typeof prop === "boolean" && elem.getAttribute( name ), + detail = typeof prop === "boolean" ? + + getSetInput && getSetAttribute ? + attr != null : + // oldIE fabricates an empty string for missing boolean attributes + // and conflates checked/selected into attroperties + ruseDefault.test( name ) ? + elem[ jQuery.camelCase( "default-" + name ) ] : + !!attr : + + // fetch an attribute node for properties not recognized as boolean + elem.getAttributeNode( name ); + + return detail && detail.value !== false ? + name.toLowerCase() : + undefined; + }, + 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; + } - if ( !eventType ) { - continue; - } + return name; + } +}; - if ( !handler ) { - for ( var j = 0; j < eventType.length; j++ ) { - handleObj = eventType[ j ]; +// fix oldIE value attroperty +if ( !getSetInput || !getSetAttribute ) { + jQuery.attrHooks.value = { + get: function( elem, name ) { + var ret = elem.getAttributeNode( name ); + return jQuery.nodeName( elem, "input" ) ? - if ( all || namespace.test( handleObj.namespace ) ) { - jQuery.event.remove( elem, origType, handleObj.handler, j ); - eventType.splice( j--, 1 ); - } - } + // Ignore the value *property* by using defaultValue + elem.defaultValue : - continue; + ret && ret.specified ? ret.value : undefined; + }, + 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 ); } + } + }; +} - special = jQuery.event.special[ type ] || {}; +// 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 = jQuery.valHooks.button = { + get: function( elem, name ) { + var ret = elem.getAttributeNode( name ); + return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ? + ret.value : + undefined; + }, + 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 )) + ); + } - for ( var j = pos || 0; j < eventType.length; j++ ) { - handleObj = eventType[ j ]; + ret.value = value += ""; - if ( handler.guid === handleObj.guid ) { - // remove the given handler for the given type - if ( all || namespace.test( handleObj.namespace ) ) { - if ( pos == null ) { - eventType.splice( j--, 1 ); - } + // Break association with cloned elements by also using setAttribute (#9646) + return name === "value" || value === elem.getAttribute( name ) ? + value : + undefined; + } + }; - if ( special.remove ) { - special.remove.call( elem, handleObj ); - } - } + // Set contenteditable to false on removals(#10429) + // Setting to empty string throws an error as an invalid value + jQuery.attrHooks.contenteditable = { + get: nodeHook.get, + set: function( elem, value, name ) { + nodeHook.set( elem, value === "" ? false : value, name ); + } + }; - if ( pos != null ) { - break; - } + // Set width and height to auto instead of 0 on empty string( Bug #8150 ) + // This is for removals + jQuery.each([ "width", "height" ], function( i, name ) { + jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { + set: function( elem, value ) { + if ( value === "" ) { + elem.setAttribute( name, "auto" ); + return value; } } + }); + }); +} - // remove generic event handler if no more handlers exist - if ( eventType.length === 0 || pos != null && eventType.length === 1 ) { - if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) { - removeEvent( elem, type, elemData.handle ); - } - ret = null; - delete events[ type ]; +// Some attributes require a special call on IE +// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx +if ( !jQuery.support.hrefNormalized ) { + jQuery.each([ "href", "src", "width", "height" ], function( i, name ) { + jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { + get: function( elem ) { + var ret = elem.getAttribute( name, 2 ); + return ret == null ? undefined : ret; } - } + }); + }); - // Remove the expando if it's no longer used - if ( jQuery.isEmptyObject( events ) ) { - var handle = elemData.handle; - if ( handle ) { - handle.elem = null; + // 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 ); } + }; + }); +} - delete elemData.events; - delete elemData.handle; - - if ( jQuery.isEmptyObject( elemData ) ) { - jQuery.removeData( elem ); - } +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 + "" ); } - }, + }; +} - // bubbling is internal - trigger: function( event, data, elem /*, bubbling */ ) { - // Event object or event type - var type = event.type || event, - bubbling = arguments[3]; +// Safari mis-reports the default selected property of an option +// Accessing the parent's selectedIndex property fixes it +if ( !jQuery.support.optSelected ) { + jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, { + get: function( elem ) { + var parent = elem.parentNode; - if ( !bubbling ) { - event = typeof event === "object" ? - // jQuery.Event object - event[expando] ? event : - // Object literal - jQuery.extend( jQuery.Event(type), event ) : - // Just the event type (string) - jQuery.Event(type); + if ( parent ) { + parent.selectedIndex; - if ( type.indexOf("!") >= 0 ) { - event.type = type = type.slice(0, -1); - event.exclusive = true; + // Make sure that it also works with optgroups, see #5701 + if ( parent.parentNode ) { + parent.parentNode.selectedIndex; + } } + return null; + } + }); +} - // Handle a global trigger - if ( !elem ) { - // Don't bubble custom events when global (to avoid too much overhead) - event.stopPropagation(); +// IE6/7 call enctype encoding +if ( !jQuery.support.enctype ) { + jQuery.propFix.enctype = "encoding"; +} - // Only trigger if we've ever bound an event for it - if ( jQuery.event.global[ type ] ) { - jQuery.each( jQuery.cache, function() { - if ( this.events && this.events[type] ) { - jQuery.event.trigger( event, data, this.handle.elem ); - } - }); +// Radios and checkboxes getter/setter +if ( !jQuery.support.checkOn ) { + jQuery.each([ "radio", "checkbox" ], function() { + jQuery.valHooks[ this ] = { + get: function( elem ) { + // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified + return elem.getAttribute("value") === null ? "on" : elem.value; + } + }; + }); +} +jQuery.each([ "radio", "checkbox" ], function() { + jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], { + set: function( elem, value ) { + if ( jQuery.isArray( value ) ) { + return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); + } + } + }); +}); +var rformElems = /^(?:input|select|textarea)$/i, + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + +function returnTrue() { + return true; +} + +function returnFalse() { + return false; +} + +/* + * 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 + // jQuery(...).bind("mouseover mouseout", fn); + types = ( types || "" ).match( core_rnotwhite ) || [""]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // 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 ); + } } } - // Handle triggering a single element + if ( special.add ) { + special.add.call( elem, handleObj ); - // don't do events on text and comment nodes - if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) { - return undefined; + if ( !handleObj.handler.guid ) { + handleObj.handler.guid = handler.guid; + } } - // Clean up in case it is reused - event.result = undefined; - event.target = elem; + // Add to the element's handler list, delegates in front + if ( selector ) { + handlers.splice( handlers.delegateCount++, 0, handleObj ); + } else { + handlers.push( handleObj ); + } - // Clone the incoming data, if any - data = jQuery.makeArray( data ); - data.unshift( event ); + // Keep track of which events have ever been used, for event optimization + jQuery.event.global[ type ] = true; } - event.currentTarget = elem; + // Nullify elem to prevent memory leaks in IE + elem = null; + }, - // Trigger the event, it is assumed that "handle" is a function - var handle = jQuery.data( elem, "handle" ); - if ( handle ) { - handle.apply( elem, data ); + // 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; } - var parent = elem.parentNode || elem.ownerDocument; + // 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(); - // Trigger an inline bound script - try { - if ( !(elem && elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()]) ) { - if ( elem[ "on" + type ] && elem[ "on" + type ].apply( elem, data ) === false ) { - event.result = false; + // 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 ); + } } } - // prevent IE from throwing an error for some elements with some event types, see #3533 - } catch (e) {} + // 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 ]; + } + } - if ( !event.isPropagationStopped() && parent ) { - jQuery.event.trigger( event, data, parent, true ); + // Remove the expando if it's no longer used + if ( jQuery.isEmptyObject( events ) ) { + delete elemData.handle; - } else if ( !event.isDefaultPrevented() ) { - var target = event.target, old, - isClick = jQuery.nodeName(target, "a") && type === "click", - special = jQuery.event.special[ type ] || {}; + // removeData also checks for emptiness and clears the expando if empty + // so use it instead of delete + jQuery._removeData( elem, "events" ); + } + }, - if ( (!special._default || special._default.call( elem, event ) === false) && - !isClick && !(target && target.nodeName && jQuery.noData[target.nodeName.toLowerCase()]) ) { + 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(".") : []; - try { - if ( target[ type ] ) { - // Make sure that we don't accidentally re-trigger the onFOO events - old = target[ "on" + type ]; + cur = tmp = elem = elem || document; - if ( old ) { - target[ "on" + type ] = null; - } + // 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 ); + + event.isTrigger = true; + 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; + } - jQuery.event.triggered = true; - target[ type ](); + // 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( elem.ownerDocument, data ) === false) && + !(type === "click" && jQuery.nodeName( elem, "a" )) && 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 IE from throwing an error for some elements with some event types, see #3533 - } catch (e) {} + // 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 ( old ) { - target[ "on" + type ] = old; + if ( tmp ) { + elem[ ontype ] = tmp; + } } - - jQuery.event.triggered = false; } } + + return event.result; }, - handle: function( event ) { - var all, handlers, namespaces, namespace, events; + dispatch: function( event ) { - event = arguments[0] = jQuery.event.fix( event || window.event ); - event.currentTarget = this; + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event ); - // Namespaced event handlers - all = event.type.indexOf(".") < 0 && !event.exclusive; + 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 ] || {}; - if ( !all ) { - namespaces = event.type.split("."); - event.type = namespaces.shift(); - namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join("\\.(?:.*\\.)?") + "(\\.|$)"); + // 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; } - var events = jQuery.data(this, "events"), handlers = events[ event.type ]; + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - if ( events && handlers ) { - // Clone the handlers to prevent manipulation - handlers = handlers.slice(0); + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; - for ( var j = 0, l = handlers.length; j < l; j++ ) { - var handleObj = handlers[ j ]; + 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 ) ) { - // Filter the functions by class - if ( all || namespace.test( handleObj.namespace ) ) { - // Pass in a reference to the handler function itself - // So that we can later remove it - event.handler = handleObj.handler; - event.data = handleObj.data; event.handleObj = handleObj; - - var ret = handleObj.handler.apply( this, arguments ); + event.data = handleObj.data; + + ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) + .apply( matched.elem, args ); if ( ret !== undefined ) { - event.result = ret; - if ( ret === false ) { + if ( (event.result = ret) === false ) { event.preventDefault(); event.stopPropagation(); } } - - if ( event.isImmediatePropagationStopped() ) { - break; - } } } } + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } + return event.result; }, - props: "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode layerX layerY metaKey newValue offsetX offsetY originalTarget pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "), + handlers: function( event, handlers ) { + var sel, handleObj, matches, i, + handlerQueue = [], + delegateCount = handlers.delegateCount, + cur = event.target; + + // Find delegate handlers + // Black-hole SVG instance trees (#13180) + // Avoid non-left-click bubbling in Firefox (#3861) + if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + + for ( ; cur != this; cur = cur.parentNode || this ) { + + // 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[ expando ] ) { + if ( event[ jQuery.expando ] ) { return event; } - // store a copy of the original event object - // and "clone" to set read-only properties - var originalEvent = event; - event = jQuery.Event( originalEvent ); + // Create a writable copy of the event object and normalize some properties + var i, prop, copy, + type = event.type, + originalEvent = event, + fixHook = this.fixHooks[ type ]; + + 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 ); - for ( var i = this.props.length, prop; i; ) { - prop = this.props[ --i ]; + i = copy.length; + while ( i-- ) { + prop = copy[ i ]; event[ prop ] = originalEvent[ prop ]; } - // Fix target property, if necessary + // Support: IE<9 + // Fix target property (#1925) if ( !event.target ) { - event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either + event.target = originalEvent.srcElement || document; } - // check if target is a textnode (safari) + // Support: Chrome 23+, Safari? + // Target should not be a text node (#504, #13143) if ( event.target.nodeType === 3 ) { event.target = event.target.parentNode; } - // Add relatedTarget, if necessary - if ( !event.relatedTarget && event.fromElement ) { - event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; - } + // Support: IE<9 + // For mouse/key events, metaKey==false if it's undefined (#3368, #11328) + event.metaKey = !!event.metaKey; - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && event.clientX != null ) { - var doc = document.documentElement, body = document.body; - event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0); - event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0); - } + return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; + }, - // Add which for key events - if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) ) { - event.which = event.charCode || event.keyCode; - } + // Includes some event props shared by KeyEvent and MouseEvent + props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), - // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs) - if ( !event.metaKey && event.ctrlKey ) { - event.metaKey = event.ctrlKey; - } + fixHooks: {}, - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && event.button !== undefined ) { - event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) )); - } + 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; + return event; + } }, - // Deprecated, use jQuery.guid instead - guid: 1E8, + mouseHooks: { + props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + filter: function( event, original ) { + var body, eventDoc, doc, + button = original.button, + fromElement = original.fromElement; - // Deprecated, use jQuery.proxy instead - proxy: jQuery.proxy, + // Calculate pageX/Y if missing and clientX/Y available + if ( event.pageX == null && original.clientX != null ) { + eventDoc = event.target.ownerDocument || document; + doc = eventDoc.documentElement; + body = eventDoc.body; - special: { - ready: { - // Make sure the ready event is setup - setup: jQuery.bindReady, - teardown: jQuery.noop - }, + 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 ); + } - live: { - add: function( handleObj ) { - jQuery.event.add( this, handleObj.origType, jQuery.extend({}, handleObj, {handler: liveHandler}) ); - }, + // Add relatedTarget, if necessary + if ( !event.relatedTarget && fromElement ) { + event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; + } - remove: function( handleObj ) { - var remove = true, - type = handleObj.origType.replace(rnamespaces, ""); - - jQuery.each( jQuery.data(this, "events").live || [], function() { - if ( type === this.origType.replace(rnamespaces, "") ) { - remove = false; - return false; - } - }); + // 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; + } + }, - if ( remove ) { - jQuery.event.remove( this, handleObj.origType, liveHandler ); + special: { + load: { + // Prevent triggered image.load events from bubbling to window.load + noBubble: true + }, + 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; } } - + }, + focus: { + // Fire native event if possible so blur/focus sequence is correct + trigger: function() { + if ( this !== document.activeElement && 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 === document.activeElement && this.blur ) { + this.blur(); + return false; + } + }, + delegateType: "focusout" }, beforeunload: { - setup: function( data, namespaces, eventHandle ) { - // We only want to do this special case on windows - if ( this.setInterval ) { - this.onbeforeunload = eventHandle; - } + postDispatch: function( event ) { - return false; - }, - teardown: function( namespaces, eventHandle ) { - if ( this.onbeforeunload === eventHandle ) { - this.onbeforeunload = null; + // Even when returnValue equals to undefined Firefox will still show alert + if ( event.result !== undefined ) { + event.originalEvent.returnValue = event.result; } } } + }, + + simulate: function( type, elem, event, bubble ) { + // Piggyback on a donor event to simulate a different one. + // Fake originalEvent to avoid donor's stopPropagation, but if the + // simulated event prevents default then we do the same on the donor. + var e = jQuery.extend( + new jQuery.Event(), + event, + { type: type, + isSimulated: true, + originalEvent: {} + } + ); + if ( bubble ) { + jQuery.event.trigger( e, null, elem ); + } else { + jQuery.event.dispatch.call( elem, e ); + } + if ( e.isDefaultPrevented() ) { + event.preventDefault(); + } } }; -var removeEvent = document.removeEventListener ? +jQuery.removeEvent = document.removeEventListener ? function( elem, type, handle ) { - elem.removeEventListener( type, handle, false ); - } : + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle, false ); + } + } : function( elem, type, handle ) { - elem.detachEvent( "on" + 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 ) { +jQuery.Event = function( src, props ) { // Allow instantiation without the 'new' keyword - if ( !this.preventDefault ) { - return new jQuery.Event( src ); + 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; } - // timeStamp is buggy for some events on Firefox(#3843) - // So we won't rely on the native value - this.timeStamp = now(); + // 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[ expando ] = true; + this[ jQuery.expando ] = true; }; -function returnFalse() { - return false; -} -function returnTrue() { - return true; -} - // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { - preventDefault: function() { - this.isDefaultPrevented = returnTrue; + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse, + preventDefault: function() { var e = this.originalEvent; + + this.isDefaultPrevented = returnTrue; if ( !e ) { return; } - - // if preventDefault exists run it on the original event + + // If preventDefault exists, run it on the original event if ( e.preventDefault ) { e.preventDefault(); + + // Support: IE + // Otherwise set the returnValue property of the original event to false + } else { + e.returnValue = false; } - // otherwise set the returnValue property of the original event to false (IE) - e.returnValue = false; }, stopPropagation: function() { - this.isPropagationStopped = returnTrue; - var e = this.originalEvent; + + this.isPropagationStopped = returnTrue; if ( !e ) { return; } - // if stopPropagation exists run it on the original event + // If stopPropagation exists, run it on the original event if ( e.stopPropagation ) { e.stopPropagation(); } - // otherwise set the cancelBubble property of the original event to true (IE) + + // Support: IE + // Set the cancelBubble property of the original event to true e.cancelBubble = true; }, stopImmediatePropagation: function() { this.isImmediatePropagationStopped = returnTrue; this.stopPropagation(); - }, - isDefaultPrevented: returnFalse, - isPropagationStopped: returnFalse, - isImmediatePropagationStopped: returnFalse -}; - -// Checks if an event happened on an element within another element -// Used in jQuery.event.special.mouseenter and mouseleave handlers -var withinElement = function( event ) { - // Check if mouse(over|out) are still within the same parent element - var parent = event.relatedTarget; - - // Firefox sometimes assigns relatedTarget a XUL element - // which we cannot access the parentNode property of - try { - // Traverse up the tree - while ( parent && parent !== this ) { - parent = parent.parentNode; - } - - if ( parent !== this ) { - // set the correct event type - event.type = event.data; - - // handle event if we actually just moused on to a non sub-element - jQuery.event.handle.apply( this, arguments ); - } - - // assuming we've left the element since we most likely mousedover a xul element - } catch(e) { } -}, - -// In case of event delegation, we only need to rename the event.type, -// liveHandler will take care of the rest. -delegate = function( event ) { - event.type = event.data; - jQuery.event.handle.apply( this, arguments ); + } }; -// Create mouseenter and mouseleave events +// Create mouseenter/leave events using mouseover/out and event-time checks jQuery.each({ mouseenter: "mouseover", mouseleave: "mouseout" }, function( orig, fix ) { jQuery.event.special[ orig ] = { - setup: function( data ) { - jQuery.event.add( this, fix, data && data.selector ? delegate : withinElement, orig ); - }, - teardown: function( data ) { - jQuery.event.remove( this, fix, data && data.selector ? delegate : withinElement ); + delegateType: fix, + bindType: fix, + + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj; + + // For mousenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; } }; }); -// submit delegation +// IE submit delegation if ( !jQuery.support.submitBubbles ) { jQuery.event.special.submit = { - setup: function( data, namespaces ) { - if ( this.nodeName.toLowerCase() !== "form" ) { - jQuery.event.add(this, "click.specialSubmit", function( e ) { - var elem = e.target, type = elem.type; + setup: function() { + // Only need this for delegated form submit events + if ( jQuery.nodeName( this, "form" ) ) { + return false; + } - if ( (type === "submit" || type === "image") && jQuery( elem ).closest("form").length ) { - return trigger( "submit", this, arguments ); - } - }); - - jQuery.event.add(this, "keypress.specialSubmit", function( e ) { - var elem = e.target, type = elem.type; + // 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 + }, - if ( (type === "text" || type === "password") && jQuery( elem ).closest("form").length && e.keyCode === 13 ) { - return trigger( "submit", this, arguments ); - } - }); + 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 ); + } + } + }, - } else { + teardown: function() { + // Only need this for delegated form submit events + if ( jQuery.nodeName( this, "form" ) ) { return false; } - }, - teardown: function( namespaces ) { - jQuery.event.remove( this, ".specialSubmit" ); + // Remove delegated handlers; cleanData eventually reaps submit handlers attached above + jQuery.event.remove( this, "._submit" ); } }; - } -// change delegation, happens here so we have bind. +// IE change delegation and checkbox/radio fix if ( !jQuery.support.changeBubbles ) { - var formElems = /textarea|input|select/i, - - changeFilters, - - getVal = function( elem ) { - var type = elem.type, val = elem.value; - - if ( type === "radio" || type === "checkbox" ) { - val = elem.checked; - - } else if ( type === "select-multiple" ) { - val = elem.selectedIndex > -1 ? - jQuery.map( elem.options, function( elem ) { - return elem.selected; - }).join("-") : - ""; - - } else if ( elem.nodeName.toLowerCase() === "select" ) { - val = elem.selectedIndex; - } - - return val; - }, - - testChange = function testChange( e ) { - var elem = e.target, data, val; - - if ( !formElems.test( elem.nodeName ) || elem.readOnly ) { - return; - } - - data = jQuery.data( elem, "_change_data" ); - val = getVal(elem); - - // the current data will be also retrieved by beforeactivate - if ( e.type !== "focusout" || elem.type !== "radio" ) { - jQuery.data( elem, "_change_data", val ); - } - - if ( data === undefined || val === data ) { - return; - } - - if ( data != null || val ) { - e.type = "change"; - return jQuery.event.trigger( e, arguments[1], elem ); - } - }; - jQuery.event.special.change = { - filters: { - focusout: testChange, - click: function( e ) { - var elem = e.target, type = elem.type; + setup: function() { - if ( type === "radio" || type === "checkbox" || elem.nodeName.toLowerCase() === "select" ) { - return testChange.call( this, e ); + if ( rformElems.test( this.nodeName ) ) { + // IE doesn't fire change on a check/radio until blur; trigger it on click + // after a propertychange. Eat the blur-change in special.change.handle. + // This still fires onchange a second time for check/radio after blur. + if ( this.type === "checkbox" || this.type === "radio" ) { + jQuery.event.add( this, "propertychange._change", function( event ) { + if ( event.originalEvent.propertyName === "checked" ) { + this._just_changed = true; + } + }); + jQuery.event.add( this, "click._change", function( event ) { + if ( this._just_changed && !event.isTrigger ) { + this._just_changed = false; + } + // Allow triggered, simulated change events (#11500) + jQuery.event.simulate( "change", this, event, true ); + }); } - }, - - // Change has to be called before submit - // Keydown will be called before keypress, which is used in submit-event delegation - keydown: function( e ) { - var elem = e.target, type = elem.type; + 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 ( (e.keyCode === 13 && elem.nodeName.toLowerCase() !== "textarea") || - (e.keyCode === 32 && (type === "checkbox" || type === "radio")) || - type === "select-multiple" ) { - return testChange.call( this, e ); + if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) { + jQuery.event.add( elem, "change._change", function( event ) { + if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { + jQuery.event.simulate( "change", this.parentNode, event, true ); + } + }); + jQuery._data( elem, "changeBubbles", true ); } - }, - - // Beforeactivate happens also before the previous element is blurred - // with this event you can't trigger a change event, but you can store - // information/focus[in] is not needed anymore - beforeactivate: function( e ) { - var elem = e.target; - jQuery.data( elem, "_change_data", getVal(elem) ); - } + }); }, - setup: function( data, namespaces ) { - if ( this.type === "file" ) { - return false; - } + handle: function( event ) { + var elem = event.target; - for ( var type in changeFilters ) { - jQuery.event.add( this, type + ".specialChange", changeFilters[type] ); + // Swallow native change events from checkbox/radio, we already triggered them above + if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { + return event.handleObj.handler.apply( this, arguments ); } - - return formElems.test( this.nodeName ); }, - teardown: function( namespaces ) { - jQuery.event.remove( this, ".specialChange" ); + teardown: function() { + jQuery.event.remove( this, "._change" ); - return formElems.test( this.nodeName ); + return !rformElems.test( this.nodeName ); } }; - - changeFilters = jQuery.event.special.change.filters; -} - -function trigger( type, elem, args ) { - args[0].type = type; - return jQuery.event.handle.apply( elem, args ); } // Create "bubbling" focus and blur events -if ( document.addEventListener ) { +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() { - this.addEventListener( orig, handler, true ); - }, - teardown: function() { - this.removeEventListener( orig, handler, true ); + if ( attaches++ === 0 ) { + document.addEventListener( orig, handler, true ); + } + }, + teardown: function() { + if ( --attaches === 0 ) { + document.removeEventListener( orig, handler, true ); + } } }; - - function handler( e ) { - e = jQuery.event.fix( e ); - e.type = fix; - return jQuery.event.handle.call( this, e ); - } }); } -jQuery.each(["bind", "one"], function( i, name ) { - jQuery.fn[ name ] = function( type, data, fn ) { - // Handle object literals - if ( typeof type === "object" ) { - for ( var key in type ) { - this[ name ](key, data, type[key], fn); - } - return this; - } - - if ( jQuery.isFunction( data ) ) { - fn = data; - data = undefined; - } - - var handler = name === "one" ? jQuery.proxy( fn, function( event ) { - jQuery( this ).unbind( event, handler ); - return fn.apply( this, arguments ); - }) : fn; +jQuery.fn.extend({ - if ( type === "unload" && name !== "one" ) { - this.one( type, data, fn ); + on: function( types, selector, data, fn, /*INTERNAL*/ one ) { + var type, origFn; - } else { - for ( var i = 0, l = this.length; i < l; i++ ) { - jQuery.event.add( this[i], type, handler, data ); + // 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; } - return this; - }; -}); - -jQuery.fn.extend({ - unbind: function( type, fn ) { - // Handle object literals - if ( typeof type === "object" && !type.preventDefault ) { - for ( var key in type ) { - this.unbind(key, type[key]); + if ( 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; + } - } else { - for ( var i = 0, l = this.length; i < l; i++ ) { - jQuery.event.remove( this[i], type, fn ); + 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 ); + }); + }, - return this; + 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.live( types, data, fn, selector ); + return this.on( types, selector, data, fn ); }, - undelegate: function( selector, types, fn ) { - if ( arguments.length === 0 ) { - return this.unbind( "live" ); - - } else { - return this.die( types, null, fn, selector ); - } + // ( namespace ) or ( selector, types [, fn] ) + return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); }, - + trigger: function( type, data ) { return this.each(function() { jQuery.event.trigger( type, data, this ); }); }, - triggerHandler: function( type, data ) { - if ( this[0] ) { - var event = jQuery.Event( type ); - event.preventDefault(); - event.stopPropagation(); - jQuery.event.trigger( event, data, this[0] ); - return event.result; + var elem = this[0]; + if ( elem ) { + return jQuery.event.trigger( type, data, elem, true ); } - }, - - toggle: function( fn ) { - // Save reference to arguments for access in closure - var args = arguments, i = 1; + } +}); +/*! + * Sizzle CSS Selector Engine + * Copyright 2012 jQuery Foundation and other contributors + * Released under the MIT license + * http://sizzlejs.com/ + */ +(function( window, undefined ) { - // link all the functions, so any of them can unbind this click handler - while ( i < args.length ) { - jQuery.proxy( fn, args[ i++ ] ); +var i, + cachedruns, + Expr, + getText, + isXML, + compile, + hasDuplicate, + outermostContext, + + // Local document vars + setDocument, + document, + docElem, + documentIsXML, + rbuggyQSA, + rbuggyMatches, + matches, + contains, + sortOrder, + + // Instance-specific data + expando = "sizzle" + -(new Date()), + preferredDoc = window.document, + support = {}, + dirruns = 0, + done = 0, + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + + // General-purpose constants + strundefined = typeof undefined, + MAX_NEGATIVE = 1 << 31, + + // Array methods + arr = [], + pop = arr.pop, + 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 this.click( jQuery.proxy( fn, function( event ) { - // Figure out which function to execute - var lastToggle = ( jQuery.data( this, "lastToggle" + fn.guid ) || 0 ) % i; - jQuery.data( this, "lastToggle" + fn.guid, lastToggle + 1 ); - - // Make sure that clicks stop - event.preventDefault(); - - // and execute the function - return args[ lastToggle ].apply( this, arguments ) || false; - })); + return -1; }, - hover: function( fnOver, fnOut ) { - return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); - } -}); - -var liveMap = { - focus: "focusin", - blur: "focusout", - mouseenter: "mouseover", - mouseleave: "mouseout" -}; -jQuery.each(["live", "die"], function( i, name ) { - jQuery.fn[ name ] = function( types, data, fn, origSelector /* Internal Use Only */ ) { - var type, i = 0, match, namespaces, preType, - selector = origSelector || this.selector, - context = origSelector ? this : jQuery( this.context ); + // 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 + operators = "([*^$|!~]?=)", + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + + "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", + + // Prefer arguments quoted, + // then not containing pseudos/brackets, + // then attribute selectors/non-parenthetical expressions, + // then anything else + // These preferences are here to reduce the number of selectors + // needing tokenize in the PSEUDO preFilter + pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", + + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ), + rpseudo = new RegExp( pseudos ), + ridentifier = new RegExp( "^" + identifier + "$" ), + + matchExpr = { + "ID": new RegExp( "^#(" + characterEncoding + ")" ), + "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), + "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ), + "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ATTR": new RegExp( "^" + attributes ), + "PSEUDO": new RegExp( "^" + pseudos ), + "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + // For use in libraries implementing .is() + // We use this for POS matching in `select` + "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + }, + + rsibling = /[\x20\t\r\n\f]*[+~]/, + + rnative = /^[^{]+\{\s*\[native code/, + + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, + + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, + + rescape = /'|\\/g, + rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g, + + // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g, + funescape = function( _, escaped ) { + var high = "0x" + escaped - 0x10000; + // NaN means non-codepoint + return high !== high ? + escaped : + // BMP codepoint + high < 0 ? + String.fromCharCode( high + 0x10000 ) : + // Supplemental Plane codepoint (surrogate pair) + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + }; - if ( jQuery.isFunction( data ) ) { - fn = data; - data = undefined; +// Use a stripped-down slice if we can't use a native one +try { + slice.call( preferredDoc.documentElement.childNodes, 0 )[0].nodeType; +} catch ( e ) { + slice = function( i ) { + var elem, + results = []; + while ( (elem = this[i++]) ) { + results.push( elem ); } + return results; + }; +} - types = (types || "").split(" "); - - while ( (type = types[ i++ ]) != null ) { - match = rnamespaces.exec( type ); - namespaces = ""; +/** + * For feature detection + * @param {Function} fn The function to test for native support + */ +function isNative( fn ) { + return rnative.test( fn + "" ); +} - if ( match ) { - namespaces = match[0]; - type = type.replace( rnamespaces, "" ); - } +/** + * 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 cache, + keys = []; - if ( type === "hover" ) { - types.push( "mouseenter" + namespaces, "mouseleave" + namespaces ); - continue; - } + return (cache = function( 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); + }); +} - preType = type; +/** + * Mark a function for special use by Sizzle + * @param {Function} fn The function to mark + */ +function markFunction( fn ) { + fn[ expando ] = true; + return fn; +} - if ( type === "focus" || type === "blur" ) { - types.push( liveMap[ type ] + namespaces ); - type = type + namespaces; +/** + * 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"); - } else { - type = (liveMap[ type ] || type) + namespaces; - } + try { + return fn( div ); + } catch (e) { + return false; + } finally { + // release memory in IE + div = null; + } +} - if ( name === "live" ) { - // bind live handler - context.each(function(){ - jQuery.event.add( this, liveConvert( type, selector ), - { data: data, selector: selector, handler: fn, origType: type, origHandler: fn, preType: preType } ); - }); +function Sizzle( selector, context, results, seed ) { + var match, elem, m, nodeType, + // QSA vars + i, groups, old, nid, newContext, newSelector; - } else { - // unbind live handler - context.unbind( liveConvert( type, selector ), fn ); - } - } - - return this; + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); } -}); -function liveHandler( event ) { - var stop, elems = [], selectors = [], args = arguments, - related, match, handleObj, elem, j, i, l, data, - events = jQuery.data( this, "events" ); + context = context || document; + results = results || []; - // Make sure we avoid non-left-click bubbling in Firefox (#3861) - if ( event.liveFired === this || !events || !events.live || event.button && event.type === "click" ) { - return; + if ( !selector || typeof selector !== "string" ) { + return results; } - event.liveFired = this; - - var live = events.live.slice(0); + if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { + return []; + } - for ( j = 0; j < live.length; j++ ) { - handleObj = live[j]; + if ( !documentIsXML && !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; + } + } - if ( handleObj.origType.replace( rnamespaces, "" ) === event.type ) { - selectors.push( handleObj.selector ); + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) ); + return results; - } else { - live.splice( j--, 1 ); + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) { + push.apply( results, slice.call(context.getElementsByClassName( m ), 0) ); + return results; + } } - } - match = jQuery( event.target ).closest( selectors, event.currentTarget ); + // QSA path + if ( support.qsa && !rbuggyQSA.test(selector) ) { + old = true; + nid = expando; + newContext = context; + newSelector = nodeType === 9 && selector; - for ( i = 0, l = match.length; i < l; i++ ) { - for ( j = 0; j < live.length; j++ ) { - handleObj = live[j]; + // 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 ( match[i].selector === handleObj.selector ) { - elem = match[i].elem; - related = null; - - // Those two events require additional checking - if ( handleObj.preType === "mouseenter" || handleObj.preType === "mouseleave" ) { - related = jQuery( event.relatedTarget ).closest( handleObj.selector )[0]; + if ( (old = context.getAttribute("id")) ) { + nid = old.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", nid ); } + nid = "[id='" + nid + "'] "; - if ( !related || related !== elem ) { - elems.push({ elem: elem, handleObj: handleObj }); + i = groups.length; + while ( i-- ) { + groups[i] = nid + toSelector( groups[i] ); } + newContext = rsibling.test( selector ) && context.parentNode || context; + newSelector = groups.join(","); } - } - } - for ( i = 0, l = elems.length; i < l; i++ ) { - match = elems[i]; - event.currentTarget = match.elem; - event.data = match.handleObj.data; - event.handleObj = match.handleObj; - - if ( match.handleObj.origHandler.apply( match.elem, args ) === false ) { - stop = false; - break; + if ( newSelector ) { + try { + push.apply( results, slice.call( newContext.querySelectorAll( + newSelector + ), 0 ) ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); + } + } + } } } - return stop; + // All others + return select( selector.replace( rtrim, "$1" ), context, results, seed ); } -function liveConvert( type, selector ) { - return "live." + (type && type !== "*" ? type + "." : "") + selector.replace(/\./g, "`").replace(/ /g, "&"); -} - -jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + - "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + - "change select submit keydown keypress keyup error").split(" "), function( i, name ) { +/** + * 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; +}; - // Handle event binding - jQuery.fn[ name ] = function( fn ) { - return fn ? this.bind( name, fn ) : this.trigger( name ); - }; +/** + * 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; - if ( jQuery.attrFn ) { - jQuery.attrFn[ name ] = true; + // If no document and documentElement is available, return + if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + return document; } -}); -// Prevent memory leaks in IE -// Window isn't included so as not to unbind existing unload events -// More info: -// - http://isaacschlueter.com/2006/10/msie-memory-leaks/ -if ( window.attachEvent && !window.addEventListener ) { - window.attachEvent("onunload", function() { - for ( var id in jQuery.cache ) { - if ( jQuery.cache[ id ].handle ) { - // Try/Catch is to handle iframes being unloaded, see #4280 - try { - jQuery.event.remove( jQuery.cache[ id ].handle.elem ); - } catch(e) {} - } - } - }); -} -/*! - * Sizzle CSS Selector Engine - v1.0 - * Copyright 2009, The Dojo Foundation - * Released under the MIT, BSD, and GPL Licenses. - * More information: http://sizzlejs.com/ - */ -(function(){ + // Set our document + document = doc; + docElem = doc.documentElement; -var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g, - done = 0, - toString = Object.prototype.toString, - hasDuplicate = false, - baseHasDuplicate = true; - -// Here we check if the JavaScript engine is using some sort of -// optimization where it does not always call our comparision -// function. If that is the case, discard the hasDuplicate value. -// Thus far that includes Google Chrome. -[0, 0].sort(function(){ - baseHasDuplicate = false; - return 0; -}); + // Support tests + documentIsXML = isXML( doc ); -var Sizzle = function(selector, context, results, seed) { - results = results || []; - var origContext = context = context || document; + // Check if getElementsByTagName("*") returns only elements + support.tagNameNoComments = assert(function( div ) { + div.appendChild( doc.createComment("") ); + return !div.getElementsByTagName("*").length; + }); - if ( context.nodeType !== 1 && context.nodeType !== 9 ) { - return []; - } - - if ( !selector || typeof selector !== "string" ) { - return results; - } + // Check if attributes should be retrieved by attribute nodes + support.attributes = assert(function( div ) { + div.innerHTML = ""; + var type = typeof div.lastChild.getAttribute("multiple"); + // IE8 returns a string for some attributes even when not present + return type !== "boolean" && type !== "string"; + }); - var parts = [], m, set, checkSet, extra, prune = true, contextXML = isXML(context), - soFar = selector; - - // Reset the position of the chunker regexp (start from head) - while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) { - soFar = m[3]; - - parts.push( m[1] ); - - if ( m[2] ) { - extra = m[3]; - break; + // Check if getElementsByClassName can be trusted + support.getByClassName = assert(function( div ) { + // Opera can't find a second classname (in 9.6) + div.innerHTML = ""; + if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) { + return false; } - } - if ( parts.length > 1 && origPOS.exec( selector ) ) { - if ( parts.length === 2 && Expr.relative[ parts[0] ] ) { - set = posProcess( parts[0] + parts[1], context ); - } else { - set = Expr.relative[ parts[0] ] ? - [ context ] : - Sizzle( parts.shift(), context ); + // Safari 3.2 caches class attributes and doesn't catch changes + div.lastChild.className = "e"; + return div.getElementsByClassName("e").length === 2; + }); - while ( parts.length ) { - selector = parts.shift(); + // Check if getElementById returns elements by name + // Check if getElementsByName privileges form controls or returns elements by ID + support.getByName = assert(function( div ) { + // Inject content + div.id = expando + 0; + div.innerHTML = "
    "; + docElem.insertBefore( div, docElem.firstChild ); + + // Test + var pass = doc.getElementsByName && + // buggy browsers will return fewer than the correct 2 + doc.getElementsByName( expando ).length === 2 + + // buggy browsers will return more than the correct 0 + doc.getElementsByName( expando + 0 ).length; + support.getIdNotName = !doc.getElementById( expando ); + + // Cleanup + docElem.removeChild( div ); + + return pass; + }); - if ( Expr.relative[ selector ] ) { - selector += parts.shift(); - } - - set = posProcess( selector, set ); + // IE6/7 return modified attributes + Expr.attrHandle = assert(function( div ) { + div.innerHTML = ""; + return div.firstChild && typeof div.firstChild.getAttribute !== strundefined && + div.firstChild.getAttribute("href") === "#"; + }) ? + {} : + { + "href": function( elem ) { + return elem.getAttribute( "href", 2 ); + }, + "type": function( elem ) { + return elem.getAttribute("type"); } - } - } else { - // Take a shortcut and set the context if the root selector is an ID - // (but not if it'll be faster if the inner selector is an ID) - if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML && - Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) { - var ret = Sizzle.find( parts.shift(), context, contextXML ); - context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0]; - } - - if ( context ) { - var ret = seed ? - { expr: parts.pop(), set: makeArray(seed) } : - Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML ); - set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set; - - if ( parts.length > 0 ) { - checkSet = makeArray(set); - } else { - prune = false; + }; + + // ID find and filter + if ( support.getIdNotName ) { + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== strundefined && !documentIsXML ) { + 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 { + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== strundefined && !documentIsXML ) { + var m = context.getElementById( id ); - while ( parts.length ) { - var cur = parts.pop(), pop = cur; + return m ? + m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ? + [m] : + undefined : + []; + } + }; + 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; + }; + }; + } - if ( !Expr.relative[ cur ] ) { - cur = ""; - } else { - pop = parts.pop(); - } + // Tag + Expr.find["TAG"] = support.tagNameNoComments ? + function( tag, context ) { + if ( typeof context.getElementsByTagName !== strundefined ) { + return context.getElementsByTagName( tag ); + } + } : + function( tag, context ) { + var elem, + tmp = [], + i = 0, + results = context.getElementsByTagName( tag ); - if ( pop == null ) { - pop = context; + // Filter out possible comments + if ( tag === "*" ) { + while ( (elem = results[i++]) ) { + if ( elem.nodeType === 1 ) { + tmp.push( elem ); + } } - Expr.relative[ cur ]( checkSet, pop, contextXML ); + return tmp; } - } else { - checkSet = parts = []; + return results; + }; + + // Name + Expr.find["NAME"] = support.getByName && function( tag, context ) { + if ( typeof context.getElementsByName !== strundefined ) { + return context.getElementsByName( name ); } - } + }; + + // Class + Expr.find["CLASS"] = support.getByClassName && function( className, context ) { + if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) { + return context.getElementsByClassName( className ); + } + }; + + // QSA and matchesSelector support + + // matchesSelector(:active) reports false when true (IE9/Opera 11.5) + rbuggyMatches = []; - if ( !checkSet ) { - checkSet = set; + // qSa(:focus) reports false when true (Chrome 21), + // no need to also add to buggyMatches since matches checks buggyQSA + // A support test would require too much code (would include document ready) + rbuggyQSA = [ ":focus" ]; + + if ( (support.qsa = isNative(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 explictly + // setting a boolean content attribute, + // since its presence should be enough + // http://bugs.jquery.com/ticket/12359 + div.innerHTML = ""; + + // IE8 - Some boolean attributes are not treated correctly + if ( !div.querySelectorAll("[selected]").length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" ); + } + + // 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 ) { + + // Opera 10-12/IE8 - ^= $= *= and empty values + // Should not select anything + div.innerHTML = ""; + if ( div.querySelectorAll("[i^='']").length ) { + rbuggyQSA.push( "[*^$]=" + 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 ( !checkSet ) { - Sizzle.error( cur || selector ); + if ( (support.matchesSelector = isNative( (matches = docElem.matchesSelector || + docElem.mozMatchesSelector || + docElem.webkitMatchesSelector || + 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 ); + }); } - if ( toString.call(checkSet) === "[object Array]" ) { - if ( !prune ) { - results.push.apply( results, checkSet ); - } else if ( context && context.nodeType === 1 ) { - for ( var i = 0; checkSet[i] != null; i++ ) { - if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) { - results.push( set[i] ); + rbuggyQSA = new RegExp( rbuggyQSA.join("|") ); + rbuggyMatches = new RegExp( rbuggyMatches.join("|") ); + + // Element contains another + // Purposefully does not implement inclusive descendent + // As in, an element does not contain itself + contains = isNative(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; + } } } - } else { - for ( var i = 0; checkSet[i] != null; i++ ) { - if ( checkSet[i] && checkSet[i].nodeType === 1 ) { - results.push( set[i] ); + return false; + }; + + // Document order sorting + sortOrder = docElem.compareDocumentPosition ? + function( a, b ) { + var compare; + + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) { + if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) { + if ( a === doc || contains( preferredDoc, a ) ) { + return -1; } + if ( b === doc || contains( preferredDoc, b ) ) { + return 1; + } + return 0; } + return compare & 4 ? -1 : 1; } - } else { - makeArray( checkSet, results ); - } - if ( extra ) { - Sizzle( extra, origContext, results, seed ); - Sizzle.uniqueSort( results ); - } + return a.compareDocumentPosition ? -1 : 1; + } : + function( a, b ) { + var cur, + i = 0, + aup = a.parentNode, + bup = b.parentNode, + ap = [ a ], + bp = [ b ]; - return results; -}; + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; -Sizzle.uniqueSort = function(results){ - if ( sortOrder ) { - hasDuplicate = baseHasDuplicate; - results.sort(sortOrder); + // Parentless nodes are either documents or disconnected + } else if ( !aup || !bup ) { + return a === doc ? -1 : + b === doc ? 1 : + aup ? -1 : + bup ? 1 : + 0; - if ( hasDuplicate ) { - for ( var i = 1; i < results.length; i++ ) { - if ( results[i] === results[i-1] ) { - results.splice(i--, 1); - } - } + // If the nodes are siblings, we can do a quick check + } else if ( aup === bup ) { + return siblingCheck( a, b ); } - } - return results; -}; + // 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++; + } -Sizzle.matches = function(expr, set){ - return Sizzle(expr, null, null, set); + 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; + }; + + // Always assume the presence of duplicates if sort doesn't + // pass them to our comparison function (as in Google Chrome). + hasDuplicate = false; + [0, 0].sort( sortOrder ); + support.detectDuplicates = hasDuplicate; + + return document; }; -Sizzle.find = function(expr, context, isXML){ - var set, match; +Sizzle.matches = function( expr, elements ) { + return Sizzle( expr, null, null, elements ); +}; - if ( !expr ) { - return []; +Sizzle.matchesSelector = function( elem, expr ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); } - for ( var i = 0, l = Expr.order.length; i < l; i++ ) { - var type = Expr.order[i], match; - - if ( (match = Expr.leftMatch[ type ].exec( expr )) ) { - var left = match[1]; - match.splice(1,1); + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); - if ( left.substr( left.length - 1 ) !== "\\" ) { - match[1] = (match[1] || "").replace(/\\/g, ""); - set = Expr.find[ type ]( match, context, isXML ); - if ( set != null ) { - expr = expr.replace( Expr.match[ type ], "" ); - break; - } + // rbuggyQSA always contains :focus, so no need for an existence check + if ( support.matchesSelector && !documentIsXML && (!rbuggyMatches || !rbuggyMatches.test(expr)) && !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) {} } - if ( !set ) { - set = context.getElementsByTagName("*"); - } + return Sizzle( expr, document, null, [elem] ).length > 0; +}; - return {set: set, expr: expr}; +Sizzle.contains = function( context, elem ) { + // Set document vars if needed + if ( ( context.ownerDocument || context ) !== document ) { + setDocument( context ); + } + return contains( context, elem ); }; -Sizzle.filter = function(expr, set, inplace, not){ - var old = expr, result = [], curLoop = set, match, anyFound, - isXMLFilter = set && set[0] && isXML(set[0]); +Sizzle.attr = function( elem, name ) { + var val; - while ( expr && set.length ) { - for ( var type in Expr.filter ) { - if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) { - var filter = Expr.filter[ type ], found, item, left = match[1]; - anyFound = false; + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } - match.splice(1,1); + if ( !documentIsXML ) { + name = name.toLowerCase(); + } + if ( (val = Expr.attrHandle[ name ]) ) { + return val( elem ); + } + if ( documentIsXML || support.attributes ) { + return elem.getAttribute( name ); + } + return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ? + name : + val && val.specified ? val.value : null; +}; - if ( left.substr( left.length - 1 ) === "\\" ) { - continue; - } +Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); +}; - if ( curLoop === result ) { - result = []; - } +// Document sorting and removing duplicates +Sizzle.uniqueSort = function( results ) { + var elem, + duplicates = [], + i = 1, + j = 0; - if ( Expr.preFilter[ type ] ) { - match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter ); + // Unless we *know* we can detect duplicates, assume their presence + hasDuplicate = !support.detectDuplicates; + results.sort( sortOrder ); - if ( !match ) { - anyFound = found = true; - } else if ( match === true ) { - continue; - } - } + if ( hasDuplicate ) { + for ( ; (elem = results[i]); i++ ) { + if ( elem === results[ i - 1 ] ) { + j = duplicates.push( i ); + } + } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } + } - if ( match ) { - for ( var i = 0; (item = curLoop[i]) != null; i++ ) { - if ( item ) { - found = filter( item, match, i, curLoop ); - var pass = not ^ !!found; + return results; +}; - if ( inplace && found != null ) { - if ( pass ) { - anyFound = true; - } else { - curLoop[i] = false; - } - } else if ( pass ) { - result.push( item ); - anyFound = true; - } - } - } - } +function siblingCheck( a, b ) { + var cur = b && a, + diff = cur && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE ); - if ( found !== undefined ) { - if ( !inplace ) { - curLoop = result; - } + // Use IE sourceIndex if available on both nodes + if ( diff ) { + return diff; + } - expr = expr.replace( Expr.match[ type ], "" ); + // Check if b follows a + if ( cur ) { + while ( (cur = cur.nextSibling) ) { + if ( cur === b ) { + return -1; + } + } + } - if ( !anyFound ) { - return []; - } + return a ? 1 : -1; +} - break; +// Returns a function to use in pseudos for input types +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 +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 +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]); } } - } + }); + }); +} - // Improper expression - if ( expr === old ) { - if ( anyFound == null ) { - Sizzle.error( expr ); - } else { - break; +/** + * 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 ); } } - - old = expr; + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; } + // Do not include comment or processing instruction nodes - return curLoop; + return ret; }; -Sizzle.error = function( msg ) { - throw "Syntax error, unrecognized expression: " + msg; -}; +Expr = Sizzle.selectors = { + + // Can be adjusted by the user + cacheLength: 50, + + createPseudo: markFunction, + + match: matchExpr, + + find: {}, -var Expr = Sizzle.selectors = { - order: [ "ID", "NAME", "TAG" ], - match: { - ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/, - CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/, - NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/, - ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/, - TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/, - CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/, - POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/, - PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/ - }, - leftMatch: {}, - attrMap: { - "class": "className", - "for": "htmlFor" - }, - attrHandle: { - href: function(elem){ - return elem.getAttribute("href"); - } - }, relative: { - "+": function(checkSet, part){ - var isPartStr = typeof part === "string", - isTag = isPartStr && !/\W/.test(part), - isPartStrNotTag = isPartStr && !isTag; + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } + }, - if ( isTag ) { - part = part.toLowerCase(); - } + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( runescape, funescape ); - for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) { - if ( (elem = checkSet[i]) ) { - while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {} + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); - checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ? - elem || false : - elem === part; - } + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; } - if ( isPartStrNotTag ) { - Sizzle.filter( part, checkSet, true ); - } + return match.slice( 0, 4 ); }, - ">": function(checkSet, part){ - var isPartStr = typeof part === "string"; - - if ( isPartStr && !/\W/.test(part) ) { - part = part.toLowerCase(); - for ( var i = 0, l = checkSet.length; i < l; i++ ) { - var elem = checkSet[i]; - if ( elem ) { - var parent = elem.parentNode; - checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false; - } - } - } else { - for ( var i = 0, l = checkSet.length; i < l; i++ ) { - var elem = checkSet[i]; - if ( elem ) { - checkSet[i] = isPartStr ? - elem.parentNode : - elem.parentNode === part; - } + "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] ); } - if ( isPartStr ) { - Sizzle.filter( part, checkSet, true ); - } + // 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; }, - "": function(checkSet, part, isXML){ - var doneName = done++, checkFn = dirCheck; - if ( typeof part === "string" && !/\W/.test(part) ) { - var nodeCheck = part = part.toLowerCase(); - checkFn = dirNodeCheck; + "PSEUDO": function( match ) { + var excess, + unquoted = !match[5] && match[2]; + + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; } - checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML); - }, - "~": function(checkSet, part, isXML){ - var doneName = done++, checkFn = dirCheck; + // Accept quoted arguments as-is + if ( match[4] ) { + 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) ) { - if ( typeof part === "string" && !/\W/.test(part) ) { - var nodeCheck = part = part.toLowerCase(); - checkFn = dirNodeCheck; + // excess is a negative index + match[0] = match[0].slice( 0, excess ); + match[2] = unquoted.slice( 0, excess ); } - checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML); + // Return only captures needed by the pseudo filter method (type and argument) + return match.slice( 0, 3 ); } }, - find: { - ID: function(match, context, isXML){ - if ( typeof context.getElementById !== "undefined" && !isXML ) { - var m = context.getElementById(match[1]); - return m ? [m] : []; + + filter: { + + "TAG": function( nodeName ) { + if ( nodeName === "*" ) { + return function() { return true; }; } + + nodeName = nodeName.replace( runescape, funescape ).toLowerCase(); + return function( elem ) { + return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + }; }, - NAME: function(match, context){ - if ( typeof context.getElementsByName !== "undefined" ) { - var ret = [], results = context.getElementsByName(match[1]); - for ( var i = 0, l = results.length; i < l; i++ ) { - if ( results[i].getAttribute("name") === match[1] ) { - ret.push( results[i] ); - } - } + "CLASS": function( className ) { + var pattern = classCache[ className + " " ]; - return ret.length === 0 ? null : ret; - } + return pattern || + (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + classCache( className, function( elem ) { + return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" ); + }); }, - TAG: function(match, context){ - return context.getElementsByTagName(match[1]); - } - }, - preFilter: { - CLASS: function(match, curLoop, inplace, result, not, isXML){ - match = " " + match[1].replace(/\\/g, "") + " "; - if ( isXML ) { - return match; - } + "ATTR": function( name, operator, check ) { + return function( elem ) { + var result = Sizzle.attr( elem, name ); - for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) { - if ( elem ) { - if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n]/g, " ").indexOf(match) >= 0) ) { - if ( !inplace ) { - result.push( elem ); - } - } else if ( inplace ) { - curLoop[i] = false; - } + if ( result == null ) { + return operator === "!="; + } + if ( !operator ) { + return true; } - } - return false; - }, - ID: function(match){ - return match[1].replace(/\\/g, ""); - }, - TAG: function(match, curLoop){ - return match[1].toLowerCase(); + result += ""; + + return operator === "=" ? result === check : + operator === "!=" ? result !== check : + operator === "^=" ? check && result.indexOf( check ) === 0 : + operator === "*=" ? check && result.indexOf( check ) > -1 : + operator === "$=" ? check && result.slice( -check.length ) === check : + operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : + operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : + false; + }; }, - CHILD: function(match){ - if ( match[1] === "nth" ) { - // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6' - var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec( - match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" || - !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]); - // calculate the numbers (first)n+(last) including if they are negative - match[2] = (test[1] + (test[2] || 1)) - 0; - match[3] = test[3] - 0; - } + "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; + } - // TODO: Move to normal caching system - match[0] = done++; + start = [ forward ? parent.firstChild : parent.lastChild ]; - return match; - }, - ATTR: function(match, curLoop, inplace, result, not, isXML){ - var name = match[1].replace(/\\/g, ""); - - if ( !isXML && Expr.attrMap[name] ) { - match[1] = Expr.attrMap[name]; - } + // 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 ]; - if ( match[2] === "~=" ) { - match[4] = " " + match[4] + " "; - } + while ( (node = ++nodeIndex && node && node[ dir ] || - return match; - }, - PSEUDO: function(match, curLoop, inplace, result, not){ - if ( match[1] === "not" ) { - // If we're dealing with a complex expression, or a simple one - if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) { - match[3] = Sizzle(match[3], null, null, curLoop); - } else { - var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not); - if ( !inplace ) { - result.push.apply( result, ret ); + // 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 ); } - return false; - } - } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) { - return true; - } - - return match; + }; }, - POS: function(match){ - match.unshift( true ); - return match; + + "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; } }, - filters: { - enabled: function(elem){ - return elem.disabled === false && elem.type !== "hidden"; + + 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 identifider + if ( !ridentifier.test(lang || "") ) { + Sizzle.error( "unsupported lang: " + lang ); + } + lang = lang.replace( runescape, funescape ).toLowerCase(); + return function( elem ) { + var elemLang; + do { + if ( (elemLang = documentIsXML ? + elem.getAttribute("xml:lang") || elem.getAttribute("lang") : + elem.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){ + + "disabled": function( elem ) { return elem.disabled === true; }, - checked: function(elem){ - return elem.checked === 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){ + + "selected": function( elem ) { // Accessing this property makes selected-by-default // options in Safari work properly - elem.parentNode.selectedIndex; + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } + return elem.selected === true; }, - parent: function(elem){ - return !!elem.firstChild; + + // 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; }, - empty: function(elem){ - return !elem.firstChild; + + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); }, - has: function(elem, i, match){ - return !!Sizzle( match[3], elem ).length; + + // Element/input types + "header": function( elem ) { + return rheader.test( elem.nodeName ); }, - header: function(elem){ - return /h\d/i.test( elem.nodeName ); + + "input": function( elem ) { + return rinputs.test( elem.nodeName ); }, - text: function(elem){ - return "text" === elem.type; + + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; }, - radio: function(elem){ - return "radio" === elem.type; + + "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 ); }, - checkbox: function(elem){ - return "checkbox" === elem.type; - }, - file: function(elem){ - return "file" === elem.type; - }, - password: function(elem){ - return "password" === elem.type; - }, - submit: function(elem){ - return "submit" === elem.type; - }, - image: function(elem){ - return "image" === elem.type; - }, - reset: function(elem){ - return "reset" === elem.type; - }, - button: function(elem){ - return "button" === elem.type || elem.nodeName.toLowerCase() === "button"; - }, - input: function(elem){ - return /input|select|textarea|button/i.test(elem.nodeName); - } - }, - setFilters: { - first: function(elem, i){ - return i === 0; - }, - last: function(elem, i, match, array){ - return i === array.length - 1; - }, - even: function(elem, i){ - return i % 2 === 0; - }, - odd: function(elem, i){ - return i % 2 === 1; - }, - lt: function(elem, i, match){ - return i < match[3] - 0; - }, - gt: function(elem, i, match){ - return i > match[3] - 0; - }, - nth: function(elem, i, match){ - return match[3] - 0 === i; - }, - eq: function(elem, i, match){ - return match[3] - 0 === i; - } - }, - filter: { - PSEUDO: function(elem, match, i, array){ - var name = match[1], filter = Expr.filters[ name ]; - - if ( filter ) { - return filter( elem, i, match, array ); - } else if ( name === "contains" ) { - return (elem.textContent || elem.innerText || getText([ elem ]) || "").indexOf(match[3]) >= 0; - } else if ( name === "not" ) { - var not = match[3]; - - for ( var i = 0, l = not.length; i < l; i++ ) { - if ( not[i] === elem ) { - return false; - } - } - return true; - } else { - Sizzle.error( "Syntax error, unrecognized expression: " + name ); + // 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 ); } - }, - CHILD: function(elem, match){ - var type = match[1], node = elem; - switch (type) { - case 'only': - case 'first': - while ( (node = node.previousSibling) ) { - if ( node.nodeType === 1 ) { - return false; - } - } - if ( type === "first" ) { - return true; - } - node = elem; - case 'last': - while ( (node = node.nextSibling) ) { - if ( node.nodeType === 1 ) { - return false; - } - } - return true; - case 'nth': - var first = match[2], last = match[3]; + return matchIndexes; + }), - if ( first === 1 && last === 0 ) { - return true; - } - - var doneName = match[0], - parent = elem.parentNode; - - if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) { - var count = 0; - for ( node = parent.firstChild; node; node = node.nextSibling ) { - if ( node.nodeType === 1 ) { - node.nodeIndex = ++count; - } - } - parent.sizcache = doneName; - } - - var diff = elem.nodeIndex - last; - if ( first === 0 ) { - return diff === 0; - } else { - return ( diff % first === 0 && diff / first >= 0 ); - } + "odd": createPositionalPseudo(function( matchIndexes, length ) { + var i = 1; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); } - }, - ID: function(elem, match){ - return elem.nodeType === 1 && elem.getAttribute("id") === match; - }, - TAG: function(elem, match){ - return (match === "*" && elem.nodeType === 1) || elem.nodeName.toLowerCase() === match; - }, - CLASS: function(elem, match){ - return (" " + (elem.className || elem.getAttribute("class")) + " ") - .indexOf( match ) > -1; - }, - ATTR: function(elem, match){ - var name = match[1], - result = Expr.attrHandle[ name ] ? - Expr.attrHandle[ name ]( elem ) : - elem[ name ] != null ? - elem[ name ] : - elem.getAttribute( name ), - value = result + "", - type = match[2], - check = match[4]; - - return result == null ? - type === "!=" : - type === "=" ? - value === check : - type === "*=" ? - value.indexOf(check) >= 0 : - type === "~=" ? - (" " + value + " ").indexOf(check) >= 0 : - !check ? - value && result !== false : - type === "!=" ? - value !== check : - type === "^=" ? - value.indexOf(check) === 0 : - type === "$=" ? - value.substr(value.length - check.length) === check : - type === "|=" ? - value === check || value.substr(0, check.length + 1) === check + "-" : - false; - }, - POS: function(elem, match, i, array){ - var name = match[2], filter = Expr.setFilters[ name ]; + return matchIndexes; + }), - if ( filter ) { - return filter( elem, i, match, array ); + "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; + }) } }; -var origPOS = Expr.match.POS; - -for ( var type in Expr.match ) { - Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source ); - Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source.replace(/\\(\d+)/g, function(all, num){ - return "\\" + (num - 0 + 1); - })); +// 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 ); } -var makeArray = function(array, results) { - array = Array.prototype.slice.call( array, 0 ); +function tokenize( selector, parseOnly ) { + var matched, match, tokens, type, + soFar, groups, preFilters, + cached = tokenCache[ selector + " " ]; - if ( results ) { - results.push.apply( results, array ); - return results; + if ( cached ) { + return parseOnly ? 0 : cached.slice( 0 ); } - - return array; -}; -// Perform a simple check to determine if the browser is capable of -// converting a NodeList to an array using builtin methods. -// Also verifies that the returned array holds DOM nodes -// (which is not the case in the Blackberry browser) -try { - Array.prototype.slice.call( document.documentElement.childNodes, 0 )[0].nodeType; + soFar = selector; + groups = []; + preFilters = Expr.preFilter; -// Provide a fallback method if it does not work -} catch(e){ - makeArray = function(array, results) { - var ret = results || []; + while ( soFar ) { - if ( toString.call(array) === "[object Array]" ) { - Array.prototype.push.apply( ret, array ); - } else { - if ( typeof array.length === "number" ) { - for ( var i = 0, l = array.length; i < l; i++ ) { - ret.push( array[i] ); - } - } else { - for ( var i = 0; array[i]; i++ ) { - ret.push( array[i] ); - } + // 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 = [] ); } - return ret; - }; -} - -var sortOrder; + matched = false; -if ( document.documentElement.compareDocumentPosition ) { - sortOrder = function( a, b ) { - if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) { - if ( a == b ) { - hasDuplicate = true; - } - return a.compareDocumentPosition ? -1 : 1; + // 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 ); } - var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1; - if ( ret === 0 ) { - hasDuplicate = true; - } - return ret; - }; -} else if ( "sourceIndex" in document.documentElement ) { - sortOrder = function( a, b ) { - if ( !a.sourceIndex || !b.sourceIndex ) { - if ( a == b ) { - hasDuplicate = true; + // Filters + for ( type in Expr.filter ) { + if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || + (match = preFilters[ type ]( match ))) ) { + matched = match.shift(); + tokens.push( { + value: matched, + type: type, + matches: match + } ); + soFar = soFar.slice( matched.length ); } - return a.sourceIndex ? -1 : 1; } - var ret = a.sourceIndex - b.sourceIndex; - if ( ret === 0 ) { - hasDuplicate = true; - } - return ret; - }; -} else if ( document.createRange ) { - sortOrder = function( a, b ) { - if ( !a.ownerDocument || !b.ownerDocument ) { - if ( a == b ) { - hasDuplicate = true; - } - return a.ownerDocument ? -1 : 1; - } - - var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange(); - aRange.setStart(a, 0); - aRange.setEnd(a, 0); - bRange.setStart(b, 0); - bRange.setEnd(b, 0); - var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange); - if ( ret === 0 ) { - hasDuplicate = true; + if ( !matched ) { + break; } - return ret; - }; + } + + // 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; } -// Utility function for retreiving the text value of an array of DOM nodes -function getText( elems ) { - var ret = "", elem; +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; - for ( var i = 0; elems[i]; i++ ) { - elem = elems[i]; + // 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; + } + } + } + } + } + }; +} - // Get the text from text nodes and CDATA nodes - if ( elem.nodeType === 3 || elem.nodeType === 4 ) { - ret += elem.nodeValue; +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]; +} - // Traverse everything else, except comment nodes - } else if ( elem.nodeType !== 8 ) { - ret += getText( elem.childNodes ); +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 ret; + return newUnmatched; } -// Check to see if the browser returns elements by name when -// querying by getElementById (and provide a workaround) -(function(){ - // We're going to inject a fake input element with a specified name - var form = document.createElement("div"), - id = "script" + (new Date).getTime(); - form.innerHTML = ""; - - // Inject it into the root element, check its status, and remove it quickly - var root = document.documentElement; - root.insertBefore( form, root.firstChild ); - - // The workaround has to do additional checks after a getElementById - // Which slows things down for other browsers (hence the branching) - if ( document.getElementById( id ) ) { - Expr.find.ID = function(match, context, isXML){ - if ( typeof context.getElementById !== "undefined" && !isXML ) { - var m = context.getElementById(match[1]); - return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : []; +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); + } } - }; + } - Expr.filter.ID = function(elem, match){ - var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); - return elem.nodeType === 1 && node && node.nodeValue === match; - }; - } + 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 ); + } - root.removeChild( form ); - root = form = null; // release memory in IE -})(); + // 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 ) { -(function(){ - // Check to see if the browser returns only elements - // when doing getElementsByTagName("*") + seed[temp] = !(results[temp] = elem); + } + } + } - // Create a fake element - var div = document.createElement("div"); - div.appendChild( document.createComment("") ); + // 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 ); + } + } + }); +} - // Make sure no comments are found - if ( div.getElementsByTagName("*").length > 0 ) { - Expr.find.TAG = function(match, context){ - var results = context.getElementsByTagName(match[1]); +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( tokens.slice( 0, i - 1 ) ).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 ); + } + } - // Filter out possible comments - if ( match[1] === "*" ) { - var tmp = []; + return elementMatcher( matchers ); +} - for ( var i = 0; results[i]; i++ ) { - if ( results[i].nodeType === 1 ) { - tmp.push( results[i] ); +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; } } - results = tmp; + // 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 ); + } + } } - return results; - }; - } + // Apply set filters to unmatched elements + matchedCount += i; + if ( bySet && i !== matchedCount ) { + j = 0; + while ( (matcher = setMatchers[j++]) ) { + matcher( unmatched, setMatched, context, xml ); + } - // Check to see if an attribute returns normalized href attributes - div.innerHTML = ""; - if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" && - div.firstChild.getAttribute("href") !== "#" ) { - Expr.attrHandle.href = function(elem){ - return elem.getAttribute("href", 2); - }; - } + 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 ); + } + } + } - div = null; // release memory in IE -})(); + // Discard index placeholder values to get only actual matches + setMatched = condense( setMatched ); + } -if ( document.querySelectorAll ) { - (function(){ - var oldSizzle = Sizzle, div = document.createElement("div"); - div.innerHTML = "

    "; + // Add matches to results + push.apply( results, setMatched ); - // Safari can't handle uppercase or unicode characters when - // in quirks mode. - if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) { - return; - } - - Sizzle = function(query, context, extra, seed){ - context = context || document; + // Seedless set matches succeeding multiple successful matchers stipulate sorting + if ( outermost && !seed && setMatched.length > 0 && + ( matchedCount + setMatchers.length ) > 1 ) { - // Only use querySelectorAll on non-XML documents - // (ID selectors don't work in non-HTML documents) - if ( !seed && context.nodeType === 9 && !isXML(context) ) { - try { - return makeArray( context.querySelectorAll(query), extra ); - } catch(e){} + Sizzle.uniqueSort( results ); + } } - - return oldSizzle(query, context, extra, seed); - }; - for ( var prop in oldSizzle ) { - Sizzle[ prop ] = oldSizzle[ prop ]; - } + // Override manipulation of globals by nested matchers + if ( outermost ) { + dirruns = dirrunsUnique; + outermostContext = contextBackup; + } - div = null; // release memory in IE - })(); -} + return unmatched; + }; -(function(){ - var div = document.createElement("div"); + return bySet ? + markFunction( superMatcher ) : + superMatcher; +} - div.innerHTML = "
    "; +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 ); + } + } - // Opera can't find a second classname (in 9.6) - // Also, make sure that getElementsByClassName actually exists - if ( !div.getElementsByClassName || div.getElementsByClassName("e").length === 0 ) { - return; + // Cache the compiled function + cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); } + return cached; +}; - // Safari caches class attributes, doesn't catch changes (in 3.2) - div.lastChild.className = "e"; - - if ( div.getElementsByClassName("e").length === 1 ) { - return; +function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); } - - Expr.order.splice(1, 0, "CLASS"); - Expr.find.CLASS = function(match, context, isXML) { - if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) { - return context.getElementsByClassName(match[1]); - } - }; - - div = null; // release memory in IE -})(); + return results; +} -function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { - for ( var i = 0, l = checkSet.length; i < l; i++ ) { - var elem = checkSet[i]; - if ( elem ) { - elem = elem[dir]; - var match = false; +function select( selector, context, results, seed ) { + var i, tokens, token, type, find, + match = tokenize( selector ); - while ( elem ) { - if ( elem.sizcache === doneName ) { - match = checkSet[elem.sizset]; - break; - } + if ( !seed ) { + // Try to minimize operations if there is only one group + if ( match.length === 1 ) { - if ( elem.nodeType === 1 && !isXML ){ - elem.sizcache = doneName; - elem.sizset = i; - } + // 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" && + context.nodeType === 9 && !documentIsXML && + Expr.relative[ tokens[1].type ] ) { - if ( elem.nodeName.toLowerCase() === cur ) { - match = elem; - break; + context = Expr.find["ID"]( token.matches[0].replace( runescape, funescape ), context )[0]; + if ( !context ) { + return results; } - elem = elem[dir]; + selector = selector.slice( tokens.shift().value.length ); } - checkSet[i] = match; - } - } -} - -function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { - for ( var i = 0, l = checkSet.length; i < l; i++ ) { - var elem = checkSet[i]; - if ( elem ) { - elem = elem[dir]; - var match = false; + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; - while ( elem ) { - if ( elem.sizcache === doneName ) { - match = checkSet[elem.sizset]; + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { break; } - - if ( elem.nodeType === 1 ) { - if ( !isXML ) { - elem.sizcache = doneName; - elem.sizset = i; - } - if ( typeof cur !== "string" ) { - if ( elem === cur ) { - match = true; - 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, slice.call( seed, 0 ) ); + return results; } - } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) { - match = elem; break; } } - - elem = elem[dir]; } - - checkSet[i] = match; } } -} - -var contains = document.compareDocumentPosition ? function(a, b){ - return !!(a.compareDocumentPosition(b) & 16); -} : function(a, b){ - return a !== b && (a.contains ? a.contains(b) : true); -}; - -var 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 : 0).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; -}; - -var posProcess = function(selector, context){ - var tmpSet = [], later = "", match, - root = context.nodeType ? [context] : context; - // Position selectors must be done after the filter - // And so must :not(positional) so we move all PSEUDOs to the end - while ( (match = Expr.match.PSEUDO.exec( selector )) ) { - later += match[0]; - selector = selector.replace( Expr.match.PSEUDO, "" ); - } + // Compile and execute a filtering function + // Provide `match` to avoid retokenization if we modified the selector above + compile( selector, match )( + seed, + context, + documentIsXML, + results, + rsibling.test( selector ) + ); + return results; +} - selector = Expr.relative[selector] ? selector + "*" : selector; +// Deprecated +Expr.pseudos["nth"] = Expr.pseudos["eq"]; - for ( var i = 0, l = root.length; i < l; i++ ) { - Sizzle( selector, root[i], tmpSet ); - } +// Easy API for creating new setFilters +function setFilters() {} +Expr.filters = setFilters.prototype = Expr.pseudos; +Expr.setFilters = new setFilters(); - return Sizzle.filter( later, tmpSet ); -}; +// Initialize with the default document +setDocument(); -// EXPOSE +// Override sizzle attribute retrieval +Sizzle.attr = jQuery.attr; jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; -jQuery.expr[":"] = jQuery.expr.filters; +jQuery.expr[":"] = jQuery.expr.pseudos; jQuery.unique = Sizzle.uniqueSort; -jQuery.text = getText; -jQuery.isXMLDoc = isXML; -jQuery.contains = contains; - -return; +jQuery.text = Sizzle.getText; +jQuery.isXMLDoc = Sizzle.isXML; +jQuery.contains = Sizzle.contains; -window.Sizzle = Sizzle; -})(); +})( window ); var runtil = /Until$/, - rparentsprev = /^(?:parents|prevUntil|prevAll)/, - // Note: This RegExp should be improved, or likely pulled from Sizzle - rmultiselector = /,/, - slice = Array.prototype.slice; - -// Implement the identical functionality for filter and not -var winnow = function( elements, qualifier, keep ) { - if ( jQuery.isFunction( qualifier ) ) { - return jQuery.grep(elements, function( elem, i ) { - return !!qualifier.call( elem, i, elem ) === keep; - }); - - } else if ( qualifier.nodeType ) { - return jQuery.grep(elements, function( elem, i ) { - return (elem === qualifier) === keep; - }); - - } else if ( typeof qualifier === "string" ) { - var filtered = jQuery.grep(elements, function( elem ) { - return elem.nodeType === 1; - }); - - if ( isSimple.test( qualifier ) ) { - return jQuery.filter(qualifier, filtered, !keep); - } else { - qualifier = jQuery.filter( qualifier, filtered ); - } - } - - return jQuery.grep(elements, function( elem, i ) { - return (jQuery.inArray( elem, qualifier ) >= 0) === keep; - }); -}; + rparentsprev = /^(?:parents|prev(?:Until|All))/, + isSimple = /^.[^:#\[\.,]*$/, + 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 ret = this.pushStack( "", "find", selector ), length = 0; - - for ( var i = 0, l = this.length; i < l; i++ ) { - length = ret.length; - jQuery.find( selector, this[i], ret ); - - if ( i > 0 ) { - // Make sure that the results are unique - for ( var n = length; n < ret.length; n++ ) { - for ( var r = 0; r < length; r++ ) { - if ( ret[r] === ret[n] ) { - ret.splice(n--, 1); - break; - } + var i, ret, self, + len = this.length; + + if ( typeof selector !== "string" ) { + self = this; + return this.pushStack( jQuery( selector ).filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; } } - } + }) ); + } + + ret = []; + for ( i = 0; i < len; i++ ) { + jQuery.find( selector, this[ 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; return ret; }, has: function( target ) { - var targets = jQuery( target ); + var i, + targets = jQuery( target, this ), + len = targets.length; + return this.filter(function() { - for ( var i = 0, l = targets.length; i < l; i++ ) { + for ( i = 0; i < len; i++ ) { if ( jQuery.contains( this, targets[i] ) ) { return true; } @@ -3757,71 +5597,62 @@ jQuery.fn.extend({ }, not: function( selector ) { - return this.pushStack( winnow(this, selector, false), "not", selector); + return this.pushStack( winnow(this, selector, false) ); }, filter: function( selector ) { - return this.pushStack( winnow(this, selector, true), "filter", selector ); + return this.pushStack( winnow(this, selector, true) ); }, - + is: function( selector ) { - return !!selector && jQuery.filter( selector, this ).length > 0; + return !!selector && ( + typeof selector === "string" ? + // 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". + rneedsContext.test( selector ) ? + jQuery( selector, this.context ).index( this[0] ) >= 0 : + jQuery.filter( selector, this ).length > 0 : + this.filter( selector ).length > 0 ); }, closest: function( selectors, context ) { - if ( jQuery.isArray( selectors ) ) { - var ret = [], cur = this[0], match, matches = {}, selector; - - if ( cur && selectors.length ) { - for ( var i = 0, l = selectors.length; i < l; i++ ) { - selector = selectors[i]; - - if ( !matches[selector] ) { - matches[selector] = jQuery.expr.match.POS.test( selector ) ? - jQuery( selector, context || this.context ) : - selector; - } - } - - while ( cur && cur.ownerDocument && cur !== context ) { - for ( selector in matches ) { - match = matches[selector]; - - if ( match.jquery ? match.index(cur) > -1 : jQuery(cur).is(match) ) { - ret.push({ selector: selector, elem: cur }); - delete matches[selector]; - } - } - cur = cur.parentNode; + 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++ ) { + cur = this[i]; + + while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) { + if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) { + ret.push( cur ); + break; } + cur = cur.parentNode; } - - return ret; } - var pos = jQuery.expr.match.POS.test( selectors ) ? - jQuery( selectors, context || this.context ) : null; + return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret ); + }, - return this.map(function( i, cur ) { - while ( cur && cur.ownerDocument && cur !== context ) { - if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selectors) ) { - return cur; - } - cur = cur.parentNode; - } - return null; - }); - }, - // Determine the position of an element within // the matched set of elements index: function( elem ) { - if ( !elem || typeof elem === "string" ) { - return jQuery.inArray( this[0], - // If it receives a string, the selector is used - // If it receives nothing, the siblings are used - elem ? jQuery( elem ) : this.parent().children() ); + + // 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 @@ -3830,24 +5661,28 @@ jQuery.fn.extend({ add: function( selector, context ) { var set = typeof selector === "string" ? - jQuery( selector, context || this.context ) : - jQuery.makeArray( selector ), + jQuery( selector, context ) : + jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), all = jQuery.merge( this.get(), set ); - return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ? - all : - jQuery.unique( all ) ); + return this.pushStack( jQuery.unique(all) ); }, - andSelf: function() { - return this.add( this.prevObject ); + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); } }); -// A painfully simple check to see if an element is disconnected -// from a document (should be improved, where feasible). -function isDisconnected( node ) { - return !node || !node.parentNode || node.parentNode.nodeType === 11; +jQuery.fn.andSelf = jQuery.fn.addBack; + +function sibling( cur, dir ) { + do { + cur = cur[ dir ]; + } while ( cur && cur.nodeType !== 1 ); + + return cur; } jQuery.each({ @@ -3862,10 +5697,10 @@ jQuery.each({ return jQuery.dir( elem, "parentNode", until ); }, next: function( elem ) { - return jQuery.nth( elem, 2, "nextSibling" ); + return sibling( elem, "nextSibling" ); }, prev: function( elem ) { - return jQuery.nth( elem, 2, "previousSibling" ); + return sibling( elem, "previousSibling" ); }, nextAll: function( elem ) { return jQuery.dir( elem, "nextSibling" ); @@ -3880,7 +5715,7 @@ jQuery.each({ return jQuery.dir( elem, "previousSibling", until ); }, siblings: function( elem ) { - return jQuery.sibling( elem.parentNode.firstChild, elem ); + return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); }, children: function( elem ) { return jQuery.sibling( elem.firstChild ); @@ -3888,12 +5723,12 @@ jQuery.each({ contents: function( elem ) { return jQuery.nodeName( elem, "iframe" ) ? elem.contentDocument || elem.contentWindow.document : - jQuery.makeArray( elem.childNodes ); + jQuery.merge( [], elem.childNodes ); } }, function( name, fn ) { jQuery.fn[ name ] = function( until, selector ) { var ret = jQuery.map( this, fn, until ); - + if ( !runtil.test( name ) ) { selector = until; } @@ -3902,13 +5737,13 @@ jQuery.each({ ret = jQuery.filter( selector, ret ); } - ret = this.length > 1 ? jQuery.unique( ret ) : ret; + ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret; - if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( name ) ) { + if ( this.length > 1 && rparentsprev.test( name ) ) { ret = ret.reverse(); } - return this.pushStack( ret, name, slice.call(arguments).join(",") ); + return this.pushStack( ret ); }; }); @@ -3918,11 +5753,15 @@ jQuery.extend({ expr = ":not(" + expr + ")"; } - return jQuery.find.matches(expr, elems); + return elems.length === 1 ? + jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] : + jQuery.find.matches(expr, elems); }, - + dir: function( elem, dir, until ) { - var matched = [], cur = elem[dir]; + 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 ); @@ -3932,19 +5771,6 @@ jQuery.extend({ return matched; }, - nth: function( cur, result, dir, elem ) { - result = result || 1; - var num = 0; - - for ( ; cur; cur = cur[dir] ) { - if ( cur.nodeType === 1 && ++num === result ) { - break; - } - } - - return cur; - }, - sibling: function( n, elem ) { var r = []; @@ -3957,54 +5783,101 @@ jQuery.extend({ return r; } }); -var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g, + +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, keep ) { + + // Can't pass null or undefined to indexOf in Firefox 4 + // Set to 0 to skip string check + qualifier = qualifier || 0; + + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep(elements, function( elem, i ) { + var retVal = !!qualifier.call( elem, i, elem ); + return retVal === keep; + }); + + } else if ( qualifier.nodeType ) { + return jQuery.grep(elements, function( elem ) { + return ( elem === qualifier ) === keep; + }); + + } else if ( typeof qualifier === "string" ) { + var filtered = jQuery.grep(elements, function( elem ) { + return elem.nodeType === 1; + }); + + if ( isSimple.test( qualifier ) ) { + return jQuery.filter(qualifier, filtered, !keep); + } else { + qualifier = jQuery.filter( qualifier, filtered ); + } + } + + return jQuery.grep(elements, function( elem ) { + return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep; + }); +} +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 = /(<([\w:]+)[^>]*?)\/>/g, - rselfClosing = /^(?:area|br|col|embed|hr|img|input|link|meta|param)$/i, + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, rtagName = /<([\w:]+)/, rtbody = /"; - }, + 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*\s*$/g, + + // We have to close these tags to support XHTML (#13200) wrapMap = { option: [ 1, "" ], legend: [ 1, "
    ", "
    " ], + area: [ 1, "", "" ], + param: [ 1, "", "" ], thead: [ 1, "", "
    " ], tr: [ 2, "", "
    " ], - td: [ 3, "", "
    " ], col: [ 2, "", "
    " ], - area: [ 1, "", "" ], - _default: [ 0, "", "" ] - }; + td: [ 3, "", "
    " ], + + // 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
    ", "
    " ] + }, + 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; -// IE can't serialize and