2 * jQuery @VERSION - New Wave Javascript
4 * Copyright (c) 2008 John Resig (jquery.com)
5 * Dual licensed under the MIT (MIT-LICENSE.txt)
6 * and GPL (GPL-LICENSE.txt) licenses.
12 // Map over jQuery in case of overwrite
13 var _jQuery = window.jQuery,
14 // Map over the $ in case of overwrite
17 var jQuery = window.jQuery = window.$ = function( selector, context ) {
18 // The jQuery object is actually just the init constructor 'enhanced'
19 return new jQuery.fn.init( selector, context );
22 // A simple way to check for HTML strings or ID strings
23 // (both of which we optimize for)
24 var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/,
26 // Is it a simple selector
27 isSimple = /^.[^:#\[\.]*$/,
29 // Will speed up references to undefined, and allows munging its name.
32 jQuery.fn = jQuery.prototype = {
33 init: function( selector, context ) {
34 // Make sure that a selection was provided
35 selector = selector || document;
37 // Handle $(DOMElement)
38 if ( selector.nodeType ) {
43 // Handle HTML strings
44 if ( typeof selector == "string" ) {
45 // Are we dealing with HTML string or an ID?
46 var match = quickExpr.exec( selector );
48 // Verify a match, and that no context was specified for #id
49 if ( match && (match[1] || !context) ) {
51 // HANDLE: $(html) -> $(array)
53 selector = jQuery.clean( [ match[1] ], context );
57 var elem = document.getElementById( match[3] );
59 // Make sure an element was located
61 // Handle the case where IE and Opera return items
62 // by name instead of ID
63 if ( elem.id != match[3] )
64 return jQuery().find( selector );
66 // Otherwise, we inject the element directly into the jQuery object
67 return jQuery( elem );
72 // HANDLE: $(expr, [context])
73 // (which is just equivalent to: $(content).find(expr)
75 return jQuery( context ).find( selector );
77 // HANDLE: $(function)
78 // Shortcut for document ready
79 } else if ( jQuery.isFunction( selector ) )
80 return jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );
82 return this.setArray(jQuery.makeArray(selector));
85 // The current version of jQuery being used
88 // The number of elements contained in the matched element set
93 // The number of elements contained in the matched element set
96 // Get the Nth element in the matched element set OR
97 // Get the whole matched element set as a clean array
98 get: function( num ) {
99 return num == undefined ?
101 // Return a 'clean' array
102 jQuery.makeArray( this ) :
104 // Return just the object
108 // Take an array of elements and push it onto the stack
109 // (returning the new matched element set)
110 pushStack: function( elems ) {
111 // Build a new jQuery matched element set
112 var ret = jQuery( elems );
114 // Add the old object onto the stack (as a reference)
115 ret.prevObject = this;
117 // Return the newly-formed element set
121 // Force the current matched set of elements to become
122 // the specified array of elements (destroying the stack in the process)
123 // You should use pushStack() in order to do this, but maintain the stack
124 setArray: function( elems ) {
125 // Resetting the length to 0, then using the native Array push
126 // is a super-fast way to populate an object with array-like properties
128 Array.prototype.push.apply( this, elems );
133 // Execute a callback for every element in the matched set.
134 // (You can seed the arguments with an array of args, but this is
135 // only used internally.)
136 each: function( callback, args ) {
137 return jQuery.each( this, callback, args );
140 // Determine the position of an element within
141 // the matched set of elements
142 index: function( elem ) {
145 // Locate the position of the desired element
146 return jQuery.inArray(
147 // If it receives a jQuery object, the first element is used
148 elem && elem.jquery ? elem[0] : elem
152 attr: function( name, value, type ) {
155 // Look for the case where we're accessing a style value
156 if ( name.constructor == String )
157 if ( value === undefined )
158 return this[0] && jQuery[ type || "attr" ]( this[0], name );
162 options[ name ] = value;
165 // Check to see if we're setting style values
166 return this.each(function(i){
167 // Set all the styles
168 for ( name in options )
173 name, jQuery.prop( this, options[ name ], type, i, name )
178 css: function( key, value ) {
179 // ignore negative width and height values
180 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
182 return this.attr( key, value, "curCSS" );
185 text: function( text ) {
186 if ( typeof text != "object" && text != null )
187 return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
191 jQuery.each( text || this, function(){
192 jQuery.each( this.childNodes, function(){
193 if ( this.nodeType != 8 )
194 ret += this.nodeType != 1 ?
196 jQuery.fn.text( [ this ] );
203 wrapAll: function( html ) {
205 // The elements to wrap the target around
206 jQuery( html, this[0].ownerDocument )
208 .insertBefore( this[0] )
212 while ( elem.firstChild )
213 elem = elem.firstChild;
222 wrapInner: function( html ) {
223 return this.each(function(){
224 jQuery( this ).contents().wrapAll( html );
228 wrap: function( html ) {
229 return this.each(function(){
230 jQuery( this ).wrapAll( html );
235 return this.domManip(arguments, true, false, function(elem){
236 if (this.nodeType == 1)
237 this.appendChild( elem );
241 prepend: function() {
242 return this.domManip(arguments, true, true, function(elem){
243 if (this.nodeType == 1)
244 this.insertBefore( elem, this.firstChild );
249 return this.domManip(arguments, false, false, function(elem){
250 this.parentNode.insertBefore( elem, this );
255 return this.domManip(arguments, false, true, function(elem){
256 this.parentNode.insertBefore( elem, this.nextSibling );
261 return this.prevObject || jQuery( [] );
264 find: function( selector ) {
265 var elems = jQuery.map(this, function(elem){
266 return jQuery.find( selector, elem );
269 return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
270 jQuery.unique( elems ) :
274 clone: function( events ) {
276 var ret = this.map(function(){
277 if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
278 // IE copies events bound via attachEvent when
279 // using cloneNode. Calling detachEvent on the
280 // clone will also remove the events from the orignal
281 // In order to get around this, we use innerHTML.
282 // Unfortunately, this means some modifications to
283 // attributes in IE that are actually only stored
284 // as properties will not be copied (such as the
285 // the name attribute on an input).
286 var clone = this.cloneNode(true),
287 container = document.createElement("div");
288 container.appendChild(clone);
289 return jQuery.clean([container.innerHTML])[0];
291 return this.cloneNode(true);
294 // Need to set the expando to null on the cloned set if it exists
295 // removeData doesn't work here, IE removes it from the original as well
296 // this is primarily for IE but the data expando shouldn't be copied over in any browser
297 var clone = ret.find("*").andSelf().each(function(){
298 if ( this[ expando ] != undefined )
299 this[ expando ] = null;
302 // Copy the events from the original to the clone
303 if ( events === true )
304 this.find("*").andSelf().each(function(i){
305 if (this.nodeType == 3)
307 var events = jQuery.data( this, "events" );
309 for ( var type in events )
310 for ( var handler in events[ type ] )
311 jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
314 // Return the cloned set
318 filter: function( selector ) {
319 return this.pushStack(
320 jQuery.isFunction( selector ) &&
321 jQuery.grep(this, function(elem, i){
322 return selector.call( elem, i );
325 jQuery.multiFilter( selector, this ) );
328 not: function( selector ) {
329 if ( selector.constructor == String )
330 // test special case where just one selector is passed in
331 if ( isSimple.test( selector ) )
332 return this.pushStack( jQuery.multiFilter( selector, this, true ) );
334 selector = jQuery.multiFilter( selector, this );
336 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
337 return this.filter(function() {
338 return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
342 add: function( selector ) {
343 return this.pushStack( jQuery.unique( jQuery.merge(
345 typeof selector == 'string' ?
347 jQuery.makeArray( selector )
351 is: function( selector ) {
352 return !!selector && jQuery.multiFilter( selector, this ).length > 0;
355 hasClass: function( selector ) {
356 return this.is( "." + selector );
359 val: function( value ) {
360 if ( value == undefined ) {
365 // We need to handle select boxes special
366 if ( jQuery.nodeName( elem, "select" ) ) {
367 var index = elem.selectedIndex,
369 options = elem.options,
370 one = elem.type == "select-one";
372 // Nothing was selected
376 // Loop through all the selected options
377 for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
378 var option = options[ i ];
380 if ( option.selected ) {
381 // Get the specifc value for the option
382 value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
384 // We don't need an array for one selects
388 // Multi-Selects return an array
389 values.push( value );
395 // Everything else, we just grab the value
397 return (this[0].value || "").replace(/\r/g, "");
404 return this.each(function(){
405 if ( this.nodeType != 1 )
408 if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
409 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
410 jQuery.inArray(this.name, value) >= 0);
412 else if ( jQuery.nodeName( this, "select" ) ) {
413 var values = jQuery.makeArray(value);
415 jQuery( "option", this ).each(function(){
416 this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
417 jQuery.inArray( this.text, values ) >= 0);
420 if ( !values.length )
421 this.selectedIndex = -1;
428 html: function( value ) {
429 return value == undefined ?
433 this.empty().append( value );
436 replaceWith: function( value ) {
437 return this.after( value ).remove();
441 return this.slice( i, i + 1 );
445 return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
448 map: function( callback ) {
449 return this.pushStack( jQuery.map(this, function(elem, i){
450 return callback.call( elem, i, elem );
454 andSelf: function() {
455 return this.add( this.prevObject );
458 data: function( key, value ){
459 var parts = key.split(".");
460 parts[1] = parts[1] ? "." + parts[1] : "";
462 if ( value === undefined ) {
463 var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
465 if ( data === undefined && this.length )
466 data = jQuery.data( this[0], key );
468 return data === undefined && parts[1] ?
469 this.data( parts[0] ) :
472 return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
473 jQuery.data( this, key, value );
477 removeData: function( key ){
478 return this.each(function(){
479 jQuery.removeData( this, key );
483 domManip: function( args, table, reverse, callback ) {
484 var clone = this.length > 1, elems;
486 return this.each(function(){
488 elems = jQuery.clean( args, this.ownerDocument );
496 if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
497 obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );
499 var scripts = jQuery( [] );
501 jQuery.each(elems, function(){
503 jQuery( this ).clone( true )[0] :
506 // execute all scripts after the elements have been injected
507 if ( jQuery.nodeName( elem, "script" ) ) {
508 scripts = scripts.add( elem );
510 // Remove any inner scripts for later evaluation
511 if ( elem.nodeType == 1 )
512 scripts = scripts.add( jQuery( "script", elem ).remove() );
514 // Inject the elements into the document
515 callback.call( obj, elem );
519 scripts.each( evalScript );
524 // Give the init function the jQuery prototype for later instantiation
525 jQuery.fn.init.prototype = jQuery.fn;
527 function evalScript( i, elem ) {
536 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
538 if ( elem.parentNode )
539 elem.parentNode.removeChild( elem );
546 jQuery.extend = jQuery.fn.extend = function() {
547 // copy reference to target object
548 var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
550 // Handle a deep copy situation
551 if ( target.constructor == Boolean ) {
553 target = arguments[1] || {};
554 // skip the boolean and the target
558 // Handle case when target is a string or something (possible in deep copy)
559 if ( typeof target != "object" && typeof target != "function" )
562 // extend jQuery itself if only one argument is passed
568 for ( ; i < length; i++ )
569 // Only deal with non-null/undefined values
570 if ( (options = arguments[ i ]) != null )
571 // Extend the base object
572 for ( var name in options ) {
573 var src = target[ name ], copy = options[ name ];
575 // Prevent never-ending loop
576 if ( target === copy )
579 // Recurse if we're merging object values
580 if ( deep && copy && typeof copy == "object" && !copy.nodeType )
581 target[ name ] = jQuery.extend( deep,
582 // Never move original objects, clone them
583 src || ( copy.length != null ? [ ] : { } )
586 // Don't bring in undefined values
587 else if ( copy !== undefined )
588 target[ name ] = copy;
592 // Return the modified object
596 var expando = "jQuery" + now(), uuid = 0, windowData = {},
597 // exclude the following css properties to add px
598 exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
600 defaultView = document.defaultView || {};
603 noConflict: function( deep ) {
607 window.jQuery = _jQuery;
612 // See test/unit/core.js for details concerning this function.
613 isFunction: function( fn ) {
614 return !!fn && typeof fn != "string" && !fn.nodeName &&
615 fn.constructor != Array && /^[\s[]?function/.test( fn + "" );
618 // check if an element is in a (or is an) XML document
619 isXMLDoc: function( elem ) {
620 return elem.documentElement && !elem.body ||
621 elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
624 // Evalulates a script in a global context
625 globalEval: function( data ) {
626 data = jQuery.trim( data );
629 // Inspired by code by Andrea Giammarchi
630 // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
631 var head = document.getElementsByTagName("head")[0] || document.documentElement,
632 script = document.createElement("script");
634 script.type = "text/javascript";
635 if ( jQuery.browser.msie )
638 script.appendChild( document.createTextNode( data ) );
640 head.appendChild( script );
641 head.removeChild( script );
645 nodeName: function( elem, name ) {
646 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
651 data: function( elem, name, data ) {
652 elem = elem == window ?
656 var id = elem[ expando ];
658 // Compute a unique ID for the element
660 id = elem[ expando ] = ++uuid;
662 // Only generate the data cache if we're
663 // trying to access or manipulate it
664 if ( name && !jQuery.cache[ id ] )
665 jQuery.cache[ id ] = {};
667 // Prevent overriding the named cache with undefined values
668 if ( data !== undefined )
669 jQuery.cache[ id ][ name ] = data;
671 // Return the named cache data, or the ID for the element
673 jQuery.cache[ id ][ name ] :
677 removeData: function( elem, name ) {
678 elem = elem == window ?
682 var id = elem[ expando ];
684 // If we want to remove a specific section of the element's data
686 if ( jQuery.cache[ id ] ) {
687 // Remove the section of cache data
688 delete jQuery.cache[ id ][ name ];
690 // If we've removed all the data, remove the element's cache
693 for ( name in jQuery.cache[ id ] )
697 jQuery.removeData( elem );
700 // Otherwise, we want to remove all of the element's data
702 // Clean up the element expando
704 delete elem[ expando ];
706 // IE has trouble directly removing the expando
707 // but it's ok with using removeAttribute
708 if ( elem.removeAttribute )
709 elem.removeAttribute( expando );
712 // Completely remove the data cache
713 delete jQuery.cache[ id ];
717 // args is for internal usage only
718 each: function( object, callback, args ) {
719 var name, i = 0, length = object.length;
722 if ( length == undefined ) {
723 for ( name in object )
724 if ( callback.apply( object[ name ], args ) === false )
727 for ( ; i < length; )
728 if ( callback.apply( object[ i++ ], args ) === false )
731 // A special, fast, case for the most common use of each
733 if ( length == undefined ) {
734 for ( name in object )
735 if ( callback.call( object[ name ], name, object[ name ] ) === false )
738 for ( var value = object[0];
739 i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
745 prop: function( elem, value, type, i, name ) {
746 // Handle executable functions
747 if ( jQuery.isFunction( value ) )
748 value = value.call( elem, i );
750 // Handle passing in a number to a CSS property
751 return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
757 // internal only, use addClass("class")
758 add: function( elem, classNames ) {
759 jQuery.each((classNames || "").split(/\s+/), function(i, className){
760 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
761 elem.className += (elem.className ? " " : "") + className;
765 // internal only, use removeClass("class")
766 remove: function( elem, classNames ) {
767 if (elem.nodeType == 1)
768 elem.className = classNames != undefined ?
769 jQuery.grep(elem.className.split(/\s+/), function(className){
770 return !jQuery.className.has( classNames, className );
775 // internal only, use hasClass("class")
776 has: function( elem, className ) {
777 return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
781 // A method for quickly swapping in/out CSS properties to get correct calculations
782 swap: function( elem, options, callback ) {
784 // Remember the old values, and insert the new ones
785 for ( var name in options ) {
786 old[ name ] = elem.style[ name ];
787 elem.style[ name ] = options[ name ];
790 callback.call( elem );
792 // Revert the old values
793 for ( var name in options )
794 elem.style[ name ] = old[ name ];
797 css: function( elem, name, force ) {
798 if ( name == "width" || name == "height" ) {
799 var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
802 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
803 var padding = 0, border = 0;
804 jQuery.each( which, function() {
805 padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
806 border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
808 val -= Math.round(padding + border);
811 if ( jQuery(elem).is(":visible") )
814 jQuery.swap( elem, props, getWH );
816 return Math.max(0, val);
819 return jQuery.curCSS( elem, name, force );
822 curCSS: function( elem, name, force ) {
823 var ret, style = elem.style;
825 // A helper method for determining if an element's values are broken
826 function color( elem ) {
827 if ( !jQuery.browser.safari )
830 // defaultView is cached
831 var ret = defaultView.getComputedStyle( elem, null );
832 return !ret || ret.getPropertyValue("color") == "";
835 // We need to handle opacity special in IE
836 if ( name == "opacity" && jQuery.browser.msie ) {
837 ret = jQuery.attr( style, "opacity" );
843 // Opera sometimes will give the wrong display answer, this fixes it, see #2037
844 if ( jQuery.browser.opera && name == "display" ) {
845 var save = style.outline;
846 style.outline = "0 solid black";
847 style.outline = save;
850 // Make sure we're using the right name for getting the float value
851 if ( name.match( /float/i ) )
854 if ( !force && style && style[ name ] )
857 else if ( defaultView.getComputedStyle ) {
859 // Only "float" is needed here
860 if ( name.match( /float/i ) )
863 name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
865 var computedStyle = defaultView.getComputedStyle( elem, null );
867 if ( computedStyle && !color( elem ) )
868 ret = computedStyle.getPropertyValue( name );
870 // If the element isn't reporting its values properly in Safari
871 // then some display: none elements are involved
873 var swap = [], stack = [], a = elem, i = 0;
875 // Locate all of the parent display: none elements
876 for ( ; a && color(a); a = a.parentNode )
879 // Go through and make them visible, but in reverse
880 // (It would be better if we knew the exact display type that they had)
881 for ( ; i < stack.length; i++ )
882 if ( color( stack[ i ] ) ) {
883 swap[ i ] = stack[ i ].style.display;
884 stack[ i ].style.display = "block";
887 // Since we flip the display style, we have to handle that
888 // one special, otherwise get the value
889 ret = name == "display" && swap[ stack.length - 1 ] != null ?
891 ( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
893 // Finally, revert the display styles back
894 for ( i = 0; i < swap.length; i++ )
895 if ( swap[ i ] != null )
896 stack[ i ].style.display = swap[ i ];
899 // We should always get a number back from opacity
900 if ( name == "opacity" && ret == "" )
903 } else if ( elem.currentStyle ) {
904 var camelCase = name.replace(/\-(\w)/g, function(all, letter){
905 return letter.toUpperCase();
908 ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
910 // From the awesome hack by Dean Edwards
911 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
913 // If we're not dealing with a regular pixel number
914 // but a number that has a weird ending, we need to convert it to pixels
915 if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
916 // Remember the original values
917 var left = style.left, rsLeft = elem.runtimeStyle.left;
919 // Put in the new values to get a computed value out
920 elem.runtimeStyle.left = elem.currentStyle.left;
921 style.left = ret || 0;
922 ret = style.pixelLeft + "px";
924 // Revert the changed values
926 elem.runtimeStyle.left = rsLeft;
933 clean: function( elems, context ) {
935 context = context || document;
936 // !context.createElement fails in IE with an error but returns typeof 'object'
937 if (typeof context.createElement == 'undefined')
938 context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
940 jQuery.each(elems, function(i, elem){
944 if ( elem.constructor == Number )
947 // Convert html string into DOM nodes
948 if ( typeof elem == "string" ) {
949 // Fix "XHTML"-style tags in all browsers
950 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
951 return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
953 front + "></" + tag + ">";
956 // Trim whitespace, otherwise indexOf won't work as expected
957 var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
960 // option or optgroup
961 !tags.indexOf("<opt") &&
962 [ 1, "<select multiple='multiple'>", "</select>" ] ||
964 !tags.indexOf("<leg") &&
965 [ 1, "<fieldset>", "</fieldset>" ] ||
967 tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
968 [ 1, "<table>", "</table>" ] ||
970 !tags.indexOf("<tr") &&
971 [ 2, "<table><tbody>", "</tbody></table>" ] ||
973 // <thead> matched above
974 (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
975 [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
977 !tags.indexOf("<col") &&
978 [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
980 // IE can't serialize <link> and <script> tags normally
981 jQuery.browser.msie &&
982 [ 1, "div<div>", "</div>" ] ||
986 // Go to html and back, then peel off extra wrappers
987 div.innerHTML = wrap[1] + elem + wrap[2];
989 // Move to the right depth
993 // Remove IE's autoinserted <tbody> from table fragments
994 if ( jQuery.browser.msie ) {
996 // String was a <table>, *may* have spurious <tbody>
997 var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
998 div.firstChild && div.firstChild.childNodes :
1000 // String was a bare <thead> or <tfoot>
1001 wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
1005 for ( var j = tbody.length - 1; j >= 0 ; --j )
1006 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
1007 tbody[ j ].parentNode.removeChild( tbody[ j ] );
1009 // IE completely kills leading whitespace when innerHTML is used
1010 if ( /^\s/.test( elem ) )
1011 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
1015 elem = jQuery.makeArray( div.childNodes );
1018 if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
1021 if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
1025 ret = jQuery.merge( ret, elem );
1032 attr: function( elem, name, value ) {
1033 // don't set attributes on text and comment nodes
1034 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
1037 var notxml = !jQuery.isXMLDoc( elem ),
1038 // Whether we are setting (or getting)
1039 set = value !== undefined,
1040 msie = jQuery.browser.msie;
1042 // Try to normalize/fix the name
1043 name = notxml && jQuery.props[ name ] || name;
1045 // Only do all the following if this is a node (faster for style)
1046 // IE elem.getAttribute passes even for style
1047 if ( elem.tagName ) {
1049 // These attributes require special treatment
1050 var special = /href|src|style/.test( name );
1052 // Safari mis-reports the default selected property of a hidden option
1053 // Accessing the parent's selectedIndex property fixes it
1054 if ( name == "selected" && jQuery.browser.safari )
1055 elem.parentNode.selectedIndex;
1057 // If applicable, access the attribute via the DOM 0 way
1058 if ( notxml && !special && name in elem ) {
1060 // We can't allow the type property to be changed (since it causes problems in IE)
1061 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
1062 throw "type property can't be changed";
1064 elem[ name ] = value;
1067 // browsers index elements by id/name on forms, give priority to attributes.
1068 if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) )
1069 return elem.getAttributeNode( name ).nodeValue;
1071 return elem[ name ];
1074 if ( msie && notxml && name == "style" )
1075 return jQuery.attr( elem.style, "cssText", value );
1078 // convert the value to a string (all browsers do this but IE) see #1070
1079 elem.setAttribute( name, "" + value );
1081 if ( msie && special && notxml )
1082 return elem.getAttribute( name, 2 );
1084 return elem.getAttribute( name );
1088 // elem is actually elem.style ... set the style
1090 // IE uses filters for opacity
1091 if ( msie && name == "opacity" ) {
1093 // IE has trouble with opacity if it does not have layout
1094 // Force it by setting the zoom level
1097 // Set the alpha filter to set the opacity
1098 elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1099 (parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1102 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1103 (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100) + '':
1107 name = name.replace(/-([a-z])/ig, function(all, letter){
1108 return letter.toUpperCase();
1112 elem[ name ] = value;
1114 return elem[ name ];
1117 trim: function( text ) {
1118 return (text || "").replace( /^\s+|\s+$/g, "" );
1121 makeArray: function( array ) {
1124 if( array != null ){
1125 var i = array.length;
1126 //the window, strings and functions also have 'length'
1127 if( i == null || array.split || array.setInterval || array.call )
1131 ret[--i] = array[i];
1137 inArray: function( elem, array ) {
1138 for ( var i = 0, length = array.length; i < length; i++ )
1139 // Use === because on IE, window == document
1140 if ( array[ i ] === elem )
1146 merge: function( first, second ) {
1147 // We have to loop this way because IE & Opera overwrite the length
1148 // expando of getElementsByTagName
1149 var i = 0, elem, pos = first.length;
1150 // Also, we need to make sure that the correct elements are being returned
1151 // (IE returns comment nodes in a '*' query)
1152 if ( jQuery.browser.msie ) {
1153 while ( elem = second[ i++ ] )
1154 if ( elem.nodeType != 8 )
1155 first[ pos++ ] = elem;
1158 while ( elem = second[ i++ ] )
1159 first[ pos++ ] = elem;
1164 unique: function( array ) {
1165 var ret = [], done = {};
1169 for ( var i = 0, length = array.length; i < length; i++ ) {
1170 var id = jQuery.data( array[ i ] );
1172 if ( !done[ id ] ) {
1174 ret.push( array[ i ] );
1185 grep: function( elems, callback, inv ) {
1188 // Go through the array, only saving the items
1189 // that pass the validator function
1190 for ( var i = 0, length = elems.length; i < length; i++ )
1191 if ( !inv != !callback( elems[ i ], i ) )
1192 ret.push( elems[ i ] );
1197 map: function( elems, callback ) {
1200 // Go through the array, translating each of the items to their
1201 // new value (or values).
1202 for ( var i = 0, length = elems.length; i < length; i++ ) {
1203 var value = callback( elems[ i ], i );
1205 if ( value != null )
1206 ret[ ret.length ] = value;
1209 return ret.concat.apply( [], ret );
1213 var userAgent = navigator.userAgent.toLowerCase();
1215 // Figure out what browser is being used
1217 version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
1218 safari: /webkit/.test( userAgent ),
1219 opera: /opera/.test( userAgent ),
1220 msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1221 mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1224 var styleFloat = jQuery.browser.msie ?
1229 // Check to see if the W3C box model is being used
1230 boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
1234 "class": "className",
1235 "float": styleFloat,
1236 cssFloat: styleFloat,
1237 styleFloat: styleFloat,
1238 readonly: "readOnly",
1239 maxlength: "maxLength",
1240 cellspacing: "cellSpacing"
1245 parent: function(elem){return elem.parentNode;},
1246 parents: function(elem){return jQuery.dir(elem,"parentNode");},
1247 next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
1248 prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
1249 nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
1250 prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
1251 siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
1252 children: function(elem){return jQuery.sibling(elem.firstChild);},
1253 contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
1254 }, function(name, fn){
1255 jQuery.fn[ name ] = function( selector ) {
1256 var ret = jQuery.map( this, fn );
1258 if ( selector && typeof selector == "string" )
1259 ret = jQuery.multiFilter( selector, ret );
1261 return this.pushStack( jQuery.unique( ret ) );
1267 prependTo: "prepend",
1268 insertBefore: "before",
1269 insertAfter: "after",
1270 replaceAll: "replaceWith"
1271 }, function(name, original){
1272 jQuery.fn[ name ] = function() {
1273 var args = arguments;
1275 return this.each(function(){
1276 for ( var i = 0, length = args.length; i < length; i++ )
1277 jQuery( args[ i ] )[ original ]( this );
1283 removeAttr: function( name ) {
1284 jQuery.attr( this, name, "" );
1285 if (this.nodeType == 1)
1286 this.removeAttribute( name );
1289 addClass: function( classNames ) {
1290 jQuery.className.add( this, classNames );
1293 removeClass: function( classNames ) {
1294 jQuery.className.remove( this, classNames );
1297 toggleClass: function( classNames ) {
1298 jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
1301 remove: function( selector ) {
1302 if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
1303 // Prevent memory leaks
1304 jQuery( "*", this ).add(this).each(function(){
1305 jQuery.event.remove(this);
1306 jQuery.removeData(this);
1308 if (this.parentNode)
1309 this.parentNode.removeChild( this );
1314 // Remove element nodes and prevent memory leaks
1315 jQuery( ">*", this ).remove();
1317 // Remove any remaining nodes
1318 while ( this.firstChild )
1319 this.removeChild( this.firstChild );
1321 }, function(name, fn){
1322 jQuery.fn[ name ] = function(){
1323 return this.each( fn, arguments );
1327 jQuery.each([ "Height", "Width" ], function(i, name){
1328 var type = name.toLowerCase();
1330 jQuery.fn[ type ] = function( size ) {
1331 // Get window width or height
1332 return this[0] == window ?
1333 // Opera reports document.body.client[Width/Height] properly in both quirks and standards
1334 jQuery.browser.opera && document.body[ "client" + name ] ||
1336 // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
1337 jQuery.browser.safari && window[ "inner" + name ] ||
1339 // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
1340 document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
1342 // Get document width or height
1343 this[0] == document ?
1344 // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
1346 Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
1347 Math.max(document.body["offset" + name], document.documentElement["offset" + name])
1350 // Get or set width or height on the element
1352 // Get width or height on the element
1353 (this.length ? jQuery.css( this[0], type ) : null) :
1355 // Set the width or height on the element (default to pixels if value is unitless)
1356 this.css( type, size.constructor == String ? size : size + "px" );
1360 // Helper function used by the dimensions and offset modules
1361 function num(elem, prop) {
1362 return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;