1 (function(){
2 /*
3 * jQuery 1.2.6 - New Wave Javascript
4 *
5 * Copyright (c) 2008 John Resig (jquery.com)
6 * Dual licensed under the MIT (MIT-LICENSE.txt)
7 * and GPL (GPL-LICENSE.txt) licenses.
8 *
9 * $Date: 2008-05-24 14:22:17 -0400 (Sat, 24 May 2008) $
10 * $Rev: 5685 $
11 */
12
13 // Map over jQuery in case of overwrite
14 var _jQuery = window.jQuery,
15 // Map over the $ in case of overwrite
16 _$ = window.$;
17
18 var jQuery = window.jQuery = window.$ = function( selector, context ) {
19 // The jQuery object is actually just the init constructor 'enhanced'
20 return new jQuery.fn.init( selector, context );
21 };
22
23 // A simple way to check for HTML strings or ID strings
24 // (both of which we optimize for)
25 var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/,
26
27 // Is it a simple selector
28 isSimple = /^.[^:#\[\.]*$/,
29
30 // Will speed up references to undefined, and allows munging its name.
31 undefined;
32
33 jQuery.fn = jQuery.prototype = {
34 init: function( selector, context ) {
35 // Make sure that a selection was provided
36 selector = selector || document;
37
38 // Handle $(DOMElement)
39 if ( selector.nodeType ) {
40 this[0] = selector;
41 this.length = 1;
42 return this;
43 }
44 // Handle HTML strings
45 if ( typeof selector == "string" ) {
46 // Are we dealing with HTML string or an ID?
47 var match = quickExpr.exec( selector );
48
49 // Verify a match, and that no context was specified for #id
50 if ( match && (match[1] || !context) ) {
51
52 // HANDLE: $(html) -> $(array)
53 if ( match[1] )
54 selector = jQuery.clean( [ match[1] ], context );
55
56 // HANDLE: $("#id")
57 else {
58 var elem = document.getElementById( match[3] );
59
60 // Make sure an element was located
61 if ( elem ){
62 // Handle the case where IE and Opera return items
63 // by name instead of ID
64 if ( elem.id != match[3] )
65 return jQuery().find( selector );
66
67 // Otherwise, we inject the element directly into the jQuery object
68 return jQuery( elem );
69 }
70 selector = [];
71 }
72
73 // HANDLE: $(expr, [context])
74 // (which is just equivalent to: $(content).find(expr)
75 } else
76 return jQuery( context ).find( selector );
77
78 // HANDLE: $(function)
79 // Shortcut for document ready
80 } else if ( jQuery.isFunction( selector ) )
81 return jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );
82
83 return this.setArray(jQuery.makeArray(selector));
84 },
85
86 // The current version of jQuery being used
87 jquery: "1.2.6",
88
89 // The number of elements contained in the matched element set
90 size: function() {
91 return this.length;
92 },
93
94 // The number of elements contained in the matched element set
95 length: 0,
96
97 // Get the Nth element in the matched element set OR
98 // Get the whole matched element set as a clean array
99 get: function( num ) {
100 return num == undefined ?
101
102 // Return a 'clean' array
103 jQuery.makeArray( this ) :
104
105 // Return just the object
106 this[ num ];
107 },
108
109 // Take an array of elements and push it onto the stack
110 // (returning the new matched element set)
111 pushStack: function( elems ) {
112 // Build a new jQuery matched element set
113 var ret = jQuery( elems );
114
115 // Add the old object onto the stack (as a reference)
116 ret.prevObject = this;
117
118 // Return the newly-formed element set
119 return ret;
120 },
121
122 // Force the current matched set of elements to become
123 // the specified array of elements (destroying the stack in the process)
124 // You should use pushStack() in order to do this, but maintain the stack
125 setArray: function( elems ) {
126 // Resetting the length to 0, then using the native Array push
127 // is a super-fast way to populate an object with array-like properties
128 this.length = 0;
129 Array.prototype.push.apply( this, elems );
130
131 return this;
132 },
133
134 // Execute a callback for every element in the matched set.
135 // (You can seed the arguments with an array of args, but this is
136 // only used internally.)
137 each: function( callback, args ) {
138 return jQuery.each( this, callback, args );
139 },
140
141 // Determine the position of an element within
142 // the matched set of elements
143 index: function( elem ) {
144 var ret = -1;
145
146 // Locate the position of the desired element
147 return jQuery.inArray(
148 // If it receives a jQuery object, the first element is used
149 elem && elem.jquery ? elem[0] : elem
150 , this );
151 },
152
153 attr: function( name, value, type ) {
154 var options = name;
155
156 // Look for the case where we're accessing a style value
157 if ( name.constructor == String )
158 if ( value === undefined )
159 return this[0] && jQuery[ type || "attr" ]( this[0], name );
160
161 else {
162 options = {};
163 options[ name ] = value;
164 }
165
166 // Check to see if we're setting style values
167 return this.each(function(i){
168 // Set all the styles
169 for ( name in options )
170 jQuery.attr(
171 type ?
172 this.style :
173 this,
174 name, jQuery.prop( this, options[ name ], type, i, name )
175 );
176 });
177 },
178
179 css: function( key, value ) {
180 // ignore negative width and height values
181 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
182 value = undefined;
183 return this.attr( key, value, "curCSS" );
184 },
185
186 text: function( text ) {
187 if ( typeof text != "object" && text != null )
188 return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
189
190 var ret = "";
191
192 jQuery.each( text || this, function(){
193 jQuery.each( this.childNodes, function(){
194 if ( this.nodeType != 8 )
195 ret += this.nodeType != 1 ?
196 this.nodeValue :
197 jQuery.fn.text( [ this ] );
198 });
199 });
200
201 return ret;
202 },
203
204 wrapAll: function( html ) {
205 if ( this[0] )
206 // The elements to wrap the target around
207 jQuery( html, this[0].ownerDocument )
208 .clone()
209 .insertBefore( this[0] )
210 .map(function(){
211 var elem = this;
212
213 while ( elem.firstChild )
214 elem = elem.firstChild;
215
216 return elem;
217 })
218 .append(this);
219
220 return this;
221 },
222
223 wrapInner: function( html ) {
224 return this.each(function(){
225 jQuery( this ).contents().wrapAll( html );
226 });
227 },
228
229 wrap: function( html ) {
230 return this.each(function(){
231 jQuery( this ).wrapAll( html );
232 });
233 },
234
235 append: function() {
236 return this.domManip(arguments, true, false, function(elem){
237 if (this.nodeType == 1)
238 this.appendChild( elem );
239 });
240 },
241
242 prepend: function() {
243 return this.domManip(arguments, true, true, function(elem){
244 if (this.nodeType == 1)
245 this.insertBefore( elem, this.firstChild );
246 });
247 },
248
249 before: function() {
250 return this.domManip(arguments, false, false, function(elem){
251 this.parentNode.insertBefore( elem, this );
252 });
253 },
254
255 after: function() {
256 return this.domManip(arguments, false, true, function(elem){
257 this.parentNode.insertBefore( elem, this.nextSibling );
258 });
259 },
260
261 end: function() {
262 return this.prevObject || jQuery( [] );
263 },
264
265 find: function( selector ) {
266 var elems = jQuery.map(this, function(elem){
267 return jQuery.find( selector, elem );
268 });
269
270 return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
271 jQuery.unique( elems ) :
272 elems );
273 },
274
275 clone: function( events ) {
276 // Do the clone
277 var ret = this.map(function(){
278 if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
279 // IE copies events bound via attachEvent when
280 // using cloneNode. Calling detachEvent on the
281 // clone will also remove the events from the orignal
282 // In order to get around this, we use innerHTML.
283 // Unfortunately, this means some modifications to
284 // attributes in IE that are actually only stored
285 // as properties will not be copied (such as the
286 // the name attribute on an input).
287 var clone = this.cloneNode(true),
288 container = document.createElement("div");
289 container.appendChild(clone);
290 return jQuery.clean([container.innerHTML])[0];
291 } else
292 return this.cloneNode(true);
293 });
294
295 // Need to set the expando to null on the cloned set if it exists
296 // removeData doesn't work here, IE removes it from the original as well
297 // this is primarily for IE but the data expando shouldn't be copied over in any browser
298 var clone = ret.find("*").andSelf().each(function(){
299 if ( this[ expando ] != undefined )
300 this[ expando ] = null;
301 });
302
303 // Copy the events from the original to the clone
304 if ( events === true )
305 this.find("*").andSelf().each(function(i){
306 if (this.nodeType == 3)
307 return;
308 var events = jQuery.data( this, "events" );
309
310 for ( var type in events )
311 for ( var handler in events[ type ] )
312 jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
313 });
314
315 // Return the cloned set
316 return ret;
317 },
318
319 filter: function( selector ) {
320 return this.pushStack(
321 jQuery.isFunction( selector ) &&
322 jQuery.grep(this, function(elem, i){
323 return selector.call( elem, i );
324 }) ||
325
326 jQuery.multiFilter( selector, this ) );
327 },
328
329 not: function( selector ) {
330 if ( selector.constructor == String )
331 // test special case where just one selector is passed in
332 if ( isSimple.test( selector ) )
333 return this.pushStack( jQuery.multiFilter( selector, this, true ) );
334 else
335 selector = jQuery.multiFilter( selector, this );
336
337 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
338 return this.filter(function() {
339 return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
340 });
341 },
342
343 add: function( selector ) {
344 return this.pushStack( jQuery.unique( jQuery.merge(
345 this.get(),
346 typeof selector == 'string' ?
347 jQuery( selector ) :
348 jQuery.makeArray( selector )
349 )));
350 },
351
352 is: function( selector ) {
353 return !!selector && jQuery.multiFilter( selector, this ).length > 0;
354 },
355
356 hasClass: function( selector ) {
357 return this.is( "." + selector );
358 },
359
360 val: function( value ) {
361 if ( value == undefined ) {
362
363 if ( this.length ) {
364 var elem = this[0];
365
366 // We need to handle select boxes special
367 if ( jQuery.nodeName( elem, "select" ) ) {
368 var index = elem.selectedIndex,
369 values = [],
370 options = elem.options,
371 one = elem.type == "select-one";
372
373 // Nothing was selected
374 if ( index < 0 )
375 return null;
376
377 // Loop through all the selected options
378 for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
379 var option = options[ i ];
380
381 if ( option.selected ) {
382 // Get the specifc value for the option
383 value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
384
385 // We don't need an array for one selects
386 if ( one )
387 return value;
388
389 // Multi-Selects return an array
390 values.push( value );
391 }
392 }
393
394 return values;
395
396 // Everything else, we just grab the value
397 } else
398 return (this[0].value || "").replace(/\r/g, "");
399
400 }
401
402 return undefined;
403 }
404
405 if( value.constructor == Number )
406 value += '';
407
408 return this.each(function(){
409 if ( this.nodeType != 1 )
410 return;
411
412 if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
413 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
414 jQuery.inArray(this.name, value) >= 0);
415
416 else if ( jQuery.nodeName( this, "select" ) ) {
417 var values = jQuery.makeArray(value);
418
419 jQuery( "option", this ).each(function(){
420 this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
421 jQuery.inArray( this.text, values ) >= 0);
422 });
423
424 if ( !values.length )
425 this.selectedIndex = -1;
426
427 } else
428 this.value = value;
429 });
430 },
431
432 html: function( value ) {
433 return value == undefined ?
434 (this[0] ?
435 this[0].innerHTML :
436 null) :
437 this.empty().append( value );
438 },
439
440 replaceWith: function( value ) {
441 return this.after( value ).remove();
442 },
443
444 eq: function( i ) {
445 return this.slice( i, i + 1 );
446 },
447
448 slice: function() {
449 return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
450 },
451
452 map: function( callback ) {
453 return this.pushStack( jQuery.map(this, function(elem, i){
454 return callback.call( elem, i, elem );
455 }));
456 },
457
458 andSelf: function() {
459 return this.add( this.prevObject );
460 },
461
462 data: function( key, value ){
463 var parts = key.split(".");
464 parts[1] = parts[1] ? "." + parts[1] : "";
465
466 if ( value === undefined ) {
467 var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
468
469 if ( data === undefined && this.length )
470 data = jQuery.data( this[0], key );
471
472 return data === undefined && parts[1] ?
473 this.data( parts[0] ) :
474 data;
475 } else
476 return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
477 jQuery.data( this, key, value );
478 });
479 },
480
481 removeData: function( key ){
482 return this.each(function(){
483 jQuery.removeData( this, key );
484 });
485 },
486
487 domManip: function( args, table, reverse, callback ) {
488 var clone = this.length > 1, elems;
489
490 return this.each(function(){
491 if ( !elems ) {
492 elems = jQuery.clean( args, this.ownerDocument );
493
494 if ( reverse )
495 elems.reverse();
496 }
497
498 var obj = this;
499
500 if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
501 obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );
502
503 var scripts = jQuery( [] );
504
505 jQuery.each(elems, function(){
506 var elem = clone ?
507 jQuery( this ).clone( true )[0] :
508 this;
509
510 // execute all scripts after the elements have been injected
511 if ( jQuery.nodeName( elem, "script" ) )
512 scripts = scripts.add( elem );
513 else {
514 // Remove any inner scripts for later evaluation
515 if ( elem.nodeType == 1 )
516 scripts = scripts.add( jQuery( "script", elem ).remove() );
517
518 // Inject the elements into the document
519 callback.call( obj, elem );
520 }
521 });
522
523 scripts.each( evalScript );
524 });
525 }
526 };
527
528 // Give the init function the jQuery prototype for later instantiation
529 jQuery.fn.init.prototype = jQuery.fn;
530
531 function evalScript( i, elem ) {
532 if ( elem.src )
533 jQuery.ajax({
534 url: elem.src,
535 async: false,
536 dataType: "script"
537 });
538
539 else
540 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
541
542 if ( elem.parentNode )
543 elem.parentNode.removeChild( elem );
544 }
545
546 function now(){
547 return +new Date;
548 }
549
550 jQuery.extend = jQuery.fn.extend = function() {
551 // copy reference to target object
552 var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
553
554 // Handle a deep copy situation
555 if ( target.constructor == Boolean ) {
556 deep = target;
557 target = arguments[1] || {};
558 // skip the boolean and the target
559 i = 2;
560 }
561
562 // Handle case when target is a string or something (possible in deep copy)
563 if ( typeof target != "object" && typeof target != "function" )
564 target = {};
565
566 // extend jQuery itself if only one argument is passed
567 if ( length == i ) {
568 target = this;
569 --i;
570 }
571
572 for ( ; i < length; i++ )
573 // Only deal with non-null/undefined values
574 if ( (options = arguments[ i ]) != null )
575 // Extend the base object
576 for ( var name in options ) {
577 var src = target[ name ], copy = options[ name ];
578
579 // Prevent never-ending loop
580 if ( target === copy )
581 continue;
582
583 // Recurse if we're merging object values
584 if ( deep && copy && typeof copy == "object" && !copy.nodeType )
585 target[ name ] = jQuery.extend( deep,
586 // Never move original objects, clone them
587 src || ( copy.length != null ? [ ] : { } )
588 , copy );
589
590 // Don't bring in undefined values
591 else if ( copy !== undefined )
592 target[ name ] = copy;
593
594 }
595
596 // Return the modified object
597 return target;
598 };
599
600 var expando = "jQuery" + now(), uuid = 0, windowData = {},
601 // exclude the following css properties to add px
602 exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
603 // cache defaultView
604 defaultView = document.defaultView || {};
605
606 jQuery.extend({
607 noConflict: function( deep ) {
608 window.$ = _$;
609
610 if ( deep )
611 window.jQuery = _jQuery;
612
613 return jQuery;
614 },
615
616 // See test/unit/core.js for details concerning this function.
617 isFunction: function( fn ) {
618 return !!fn && typeof fn != "string" && !fn.nodeName &&
619 fn.constructor != Array && /^[\s[]?function/.test( fn + "" );
620 },
621
622 // check if an element is in a (or is an) XML document
623 isXMLDoc: function( elem ) {
624 return elem.documentElement && !elem.body ||
625 elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
626 },
627
628 // Evalulates a script in a global context
629 globalEval: function( data ) {
630 data = jQuery.trim( data );
631
632 if ( data ) {
633 // Inspired by code by Andrea Giammarchi
634 // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
635 var head = document.getElementsByTagName("head")[0] || document.documentElement,
636 script = document.createElement("script");
637
638 script.type = "text/javascript";
639 if ( jQuery.browser.msie )
640 script.text = data;
641 else
642 script.appendChild( document.createTextNode( data ) );
643
644 // Use insertBefore instead of appendChild to circumvent an IE6 bug.
645 // This arises when a base node is used (#2709).
646 head.insertBefore( script, head.firstChild );
647 head.removeChild( script );
648 }
649 },
650
651 nodeName: function( elem, name ) {
652 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
653 },
654
655 cache: {},
656
657 data: function( elem, name, data ) {
658 elem = elem == window ?
659 windowData :
660 elem;
661
662 var id = elem[ expando ];
663
664 // Compute a unique ID for the element
665 if ( !id )
666 id = elem[ expando ] = ++uuid;
667
668 // Only generate the data cache if we're
669 // trying to access or manipulate it
670 if ( name && !jQuery.cache[ id ] )
671 jQuery.cache[ id ] = {};
672
673 // Prevent overriding the named cache with undefined values
674 if ( data !== undefined )
675 jQuery.cache[ id ][ name ] = data;
676
677 // Return the named cache data, or the ID for the element
678 return name ?
679 jQuery.cache[ id ][ name ] :
680 id;
681 },
682
683 removeData: function( elem, name ) {
684 elem = elem == window ?
685 windowData :
686 elem;
687
688 var id = elem[ expando ];
689
690 // If we want to remove a specific section of the element's data
691 if ( name ) {
692 if ( jQuery.cache[ id ] ) {
693 // Remove the section of cache data
694 delete jQuery.cache[ id ][ name ];
695
696 // If we've removed all the data, remove the element's cache
697 name = "";
698
699 for ( name in jQuery.cache[ id ] )
700 break;
701
702 if ( !name )
703 jQuery.removeData( elem );
704 }
705
706 // Otherwise, we want to remove all of the element's data
707 } else {
708 // Clean up the element expando
709 try {
710 delete elem[ expando ];
711 } catch(e){
712 // IE has trouble directly removing the expando
713 // but it's ok with using removeAttribute
714 if ( elem.removeAttribute )
715 elem.removeAttribute( expando );
716 }
717
718 // Completely remove the data cache
719 delete jQuery.cache[ id ];
720 }
721 },
722
723 // args is for internal usage only
724 each: function( object, callback, args ) {
725 var name, i = 0, length = object.length;
726
727 if ( args ) {
728 if ( length == undefined ) {
729 for ( name in object )
730 if ( callback.apply( object[ name ], args ) === false )
731 break;
732 } else
733 for ( ; i < length; )
734 if ( callback.apply( object[ i++ ], args ) === false )
735 break;
736
737 // A special, fast, case for the most common use of each
738 } else {
739 if ( length == undefined ) {
740 for ( name in object )
741 if ( callback.call( object[ name ], name, object[ name ] ) === false )
742 break;
743 } else
744 for ( var value = object[0];
745 i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
746 }
747
748 return object;
749 },
750
751 prop: function( elem, value, type, i, name ) {
752 // Handle executable functions
753 if ( jQuery.isFunction( value ) )
754 value = value.call( elem, i );
755
756 // Handle passing in a number to a CSS property
757 return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
758 value + "px" :
759 value;
760 },
761
762 className: {
763 // internal only, use addClass("class")
764 add: function( elem, classNames ) {
765 jQuery.each((classNames || "").split(/\s+/), function(i, className){
766 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
767 elem.className += (elem.className ? " " : "") + className;
768 });
769 },
770
771 // internal only, use removeClass("class")
772 remove: function( elem, classNames ) {
773 if (elem.nodeType == 1)
774 elem.className = classNames != undefined ?
775 jQuery.grep(elem.className.split(/\s+/), function(className){
776 return !jQuery.className.has( classNames, className );
777 }).join(" ") :
778 "";
779 },
780
781 // internal only, use hasClass("class")
782 has: function( elem, className ) {
783 return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
784 }
785 },
786
787 // A method for quickly swapping in/out CSS properties to get correct calculations
788 swap: function( elem, options, callback ) {
789 var old = {};
790 // Remember the old values, and insert the new ones
791 for ( var name in options ) {
792 old[ name ] = elem.style[ name ];
793 elem.style[ name ] = options[ name ];
794 }
795
796 callback.call( elem );
797
798 // Revert the old values
799 for ( var name in options )
800 elem.style[ name ] = old[ name ];
801 },
802
803 css: function( elem, name, force ) {
804 if ( name == "width" || name == "height" ) {
805 var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
806
807 function getWH() {
808 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
809 var padding = 0, border = 0;
810 jQuery.each( which, function() {
811 padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
812 border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
813 });
814 val -= Math.round(padding + border);
815 }
816
817 if ( jQuery(elem).is(":visible") )
818 getWH();
819 else
820 jQuery.swap( elem, props, getWH );
821
822 return Math.max(0, val);
823 }
824
825 return jQuery.curCSS( elem, name, force );
826 },
827
828 curCSS: function( elem, name, force ) {
829 var ret, style = elem.style;
830
831 // A helper method for determining if an element's values are broken
832 function color( elem ) {
833 if ( !jQuery.browser.safari )
834 return false;
835
836 // defaultView is cached
837 var ret = defaultView.getComputedStyle( elem, null );
838 return !ret || ret.getPropertyValue("color") == "";
839 }
840
841 // We need to handle opacity special in IE
842 if ( name == "opacity" && jQuery.browser.msie ) {
843 ret = jQuery.attr( style, "opacity" );
844
845 return ret == "" ?
846 "1" :
847 ret;
848 }
849 // Opera sometimes will give the wrong display answer, this fixes it, see #2037
850 if ( jQuery.browser.opera && name == "display" ) {
851 var save = style.outline;
852 style.outline = "0 solid black";
853 style.outline = save;
854 }
855
856 // Make sure we're using the right name for getting the float value
857 if ( name.match( /float/i ) )
858 name = styleFloat;
859
860 if ( !force && style && style[ name ] )
861 ret = style[ name ];
862
863 else if ( defaultView.getComputedStyle ) {
864
865 // Only "float" is needed here
866 if ( name.match( /float/i ) )
867 name = "float";
868
869 name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
870
871 var computedStyle = defaultView.getComputedStyle( elem, null );
872
873 if ( computedStyle && !color( elem ) )
874 ret = computedStyle.getPropertyValue( name );
875
876 // If the element isn't reporting its values properly in Safari
877 // then some display: none elements are involved
878 else {
879 var swap = [], stack = [], a = elem, i = 0;
880
881 // Locate all of the parent display: none elements
882 for ( ; a && color(a); a = a.parentNode )
883 stack.unshift(a);
884
885 // Go through and make them visible, but in reverse
886 // (It would be better if we knew the exact display type that they had)
887 for ( ; i < stack.length; i++ )
888 if ( color( stack[ i ] ) ) {
889 swap[ i ] = stack[ i ].style.display;
890 stack[ i ].style.display = "block";
891 }
892
893 // Since we flip the display style, we have to handle that
894 // one special, otherwise get the value
895 ret = name == "display" && swap[ stack.length - 1 ] != null ?
896 "none" :
897 ( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
898
899 // Finally, revert the display styles back
900 for ( i = 0; i < swap.length; i++ )
901 if ( swap[ i ] != null )
902 stack[ i ].style.display = swap[ i ];
903 }
904
905 // We should always get a number back from opacity
906 if ( name == "opacity" && ret == "" )
907 ret = "1";
908
909 } else if ( elem.currentStyle ) {
910 var camelCase = name.replace(/\-(\w)/g, function(all, letter){
911 return letter.toUpperCase();
912 });
913
914 ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
915
916 // From the awesome hack by Dean Edwards
917 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
918
919 // If we're not dealing with a regular pixel number
920 // but a number that has a weird ending, we need to convert it to pixels
921 if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
922 // Remember the original values
923 var left = style.left, rsLeft = elem.runtimeStyle.left;
924
925 // Put in the new values to get a computed value out
926 elem.runtimeStyle.left = elem.currentStyle.left;
927 style.left = ret || 0;
928 ret = style.pixelLeft + "px";
929
930 // Revert the changed values
931 style.left = left;
932 elem.runtimeStyle.left = rsLeft;
933 }
934 }
935
936 return ret;
937 },
938
939 clean: function( elems, context ) {
940 var ret = [];
941 context = context || document;
942 // !context.createElement fails in IE with an error but returns typeof 'object'
943 if (typeof context.createElement == 'undefined')
944 context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
945
946 jQuery.each(elems, function(i, elem){
947 if ( !elem )
948 return;
949
950 if ( elem.constructor == Number )
951 elem += '';
952
953 // Convert html string into DOM nodes
954 if ( typeof elem == "string" ) {
955 // Fix "XHTML"-style tags in all browsers
956 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
957 return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
958 all :
959 front + "></" + tag + ">";
960 });
961
962 // Trim whitespace, otherwise indexOf won't work as expected
963 var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
964
965 var wrap =
966 // option or optgroup
967 !tags.indexOf("<opt") &&
968 [ 1, "<select multiple='multiple'>", "</select>" ] ||
969
970 !tags.indexOf("<leg") &&
971 [ 1, "<fieldset>", "</fieldset>" ] ||
972
973 tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
974 [ 1, "<table>", "</table>" ] ||
975
976 !tags.indexOf("<tr") &&
977 [ 2, "<table><tbody>", "</tbody></table>" ] ||
978
979 // <thead> matched above
980 (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
981 [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
982
983 !tags.indexOf("<col") &&
984 [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
985
986 // IE can't serialize <link> and <script> tags normally
987 jQuery.browser.msie &&
988 [ 1, "div<div>", "</div>" ] ||
989
990 [ 0, "", "" ];
991
992 // Go to html and back, then peel off extra wrappers
993 div.innerHTML = wrap[1] + elem + wrap[2];
994
995 // Move to the right depth
996 while ( wrap[0]-- )
997 div = div.lastChild;
998
999 // Remove IE's autoinserted <tbody> from table fragments
1000 if ( jQuery.browser.msie ) {
1001
1002 // String was a <table>, *may* have spurious <tbody>
1003 var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
1004 div.firstChild && div.firstChild.childNodes :
1005
1006 // String was a bare <thead> or <tfoot>
1007 wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
1008 div.childNodes :
1009 [];
1010
1011 for ( var j = tbody.length - 1; j >= 0 ; --j )
1012 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
1013 tbody[ j ].parentNode.removeChild( tbody[ j ] );
1014
1015 // IE completely kills leading whitespace when innerHTML is used
1016 if ( /^\s/.test( elem ) )
1017 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
1018
1019 }
1020
1021 elem = jQuery.makeArray( div.childNodes );
1022 }
1023
1024 if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
1025 return;
1026
1027 if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
1028 ret.push( elem );
1029
1030 else
1031 ret = jQuery.merge( ret, elem );
1032
1033 });
1034
1035 return ret;
1036 },
1037
1038 attr: function( elem, name, value ) {
1039 // don't set attributes on text and comment nodes
1040 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
1041 return undefined;
1042
1043 var notxml = !jQuery.isXMLDoc( elem ),
1044 // Whether we are setting (or getting)
1045 set = value !== undefined,
1046 msie = jQuery.browser.msie;
1047
1048 // Try to normalize/fix the name
1049 name = notxml && jQuery.props[ name ] || name;
1050
1051 // Only do all the following if this is a node (faster for style)
1052 // IE elem.getAttribute passes even for style
1053 if ( elem.tagName ) {
1054
1055 // These attributes require special treatment
1056 var special = /href|src|style/.test( name );
1057
1058 // Safari mis-reports the default selected property of a hidden option
1059 // Accessing the parent's selectedIndex property fixes it
1060 if ( name == "selected" && jQuery.browser.safari )
1061 elem.parentNode.selectedIndex;
1062
1063 // If applicable, access the attribute via the DOM 0 way
1064 if ( name in elem && notxml && !special ) {
1065 if ( set ){
1066 // We can't allow the type property to be changed (since it causes problems in IE)
1067 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
1068 throw "type property can't be changed";
1069
1070 elem[ name ] = value;
1071 }
1072
1073 // browsers index elements by id/name on forms, give priority to attributes.
1074 if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) )
1075 return elem.getAttributeNode( name ).nodeValue;
1076
1077 return elem[ name ];
1078 }
1079
1080 if ( msie && notxml && name == "style" )
1081 return jQuery.attr( elem.style, "cssText", value );
1082
1083 if ( set )
1084 // convert the value to a string (all browsers do this but IE) see #1070
1085 elem.setAttribute( name, "" + value );
1086
1087 var attr = msie && notxml && special
1088 // Some attributes require a special call on IE
1089 ? elem.getAttribute( name, 2 )
1090 : elem.getAttribute( name );
1091
1092 // Non-existent attributes return null, we normalize to undefined
1093 return attr === null ? undefined : attr;
1094 }
1095
1096 // elem is actually elem.style ... set the style
1097
1098 // IE uses filters for opacity
1099 if ( msie && name == "opacity" ) {
1100 if ( set ) {
1101 // IE has trouble with opacity if it does not have layout
1102 // Force it by setting the zoom level
1103 elem.zoom = 1;
1104
1105 // Set the alpha filter to set the opacity
1106 elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1107 (parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1108 }
1109
1110 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1111 (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100) + '':
1112 "";
1113 }
1114
1115 name = name.replace(/-([a-z])/ig, function(all, letter){
1116 return letter.toUpperCase();
1117 });
1118
1119 if ( set )
1120 elem[ name ] = value;
1121
1122 return elem[ name ];
1123 },
1124
1125 trim: function( text ) {
1126 return (text || "").replace( /^\s+|\s+$/g, "" );
1127 },
1128
1129 makeArray: function( array ) {
1130 var ret = [];
1131
1132 if( array != null ){
1133 var i = array.length;
1134 //the window, strings and functions also have 'length'
1135 if( i == null || array.split || array.setInterval || array.call )
1136 ret[0] = array;
1137 else
1138 while( i )
1139 ret[--i] = array[i];
1140 }
1141
1142 return ret;
1143 },
1144
1145 inArray: function( elem, array ) {
1146 for ( var i = 0, length = array.length; i < length; i++ )
1147 // Use === because on IE, window == document
1148 if ( array[ i ] === elem )
1149 return i;
1150
1151 return -1;
1152 },
1153
1154 merge: function( first, second ) {
1155 // We have to loop this way because IE & Opera overwrite the length
1156 // expando of getElementsByTagName
1157 var i = 0, elem, pos = first.length;
1158 // Also, we need to make sure that the correct elements are being returned
1159 // (IE returns comment nodes in a '*' query)
1160 if ( jQuery.browser.msie ) {
1161 while ( elem = second[ i++ ] )
1162 if ( elem.nodeType != 8 )
1163 first[ pos++ ] = elem;
1164
1165 } else
1166 while ( elem = second[ i++ ] )
1167 first[ pos++ ] = elem;
1168
1169 return first;
1170 },
1171
1172 unique: function( array ) {
1173 var ret = [], done = {};
1174
1175 try {
1176
1177 for ( var i = 0, length = array.length; i < length; i++ ) {
1178 var id = jQuery.data( array[ i ] );
1179
1180 if ( !done[ id ] ) {
1181 done[ id ] = true;
1182 ret.push( array[ i ] );
1183 }
1184 }
1185
1186 } catch( e ) {
1187 ret = array;
1188 }
1189
1190 return ret;
1191 },
1192
1193 grep: function( elems, callback, inv ) {
1194 var ret = [];
1195
1196 // Go through the array, only saving the items
1197 // that pass the validator function
1198 for ( var i = 0, length = elems.length; i < length; i++ )
1199 if ( !inv != !callback( elems[ i ], i ) )
1200 ret.push( elems[ i ] );
1201
1202 return ret;
1203 },
1204
1205 map: function( elems, callback ) {
1206 var ret = [];
1207
1208 // Go through the array, translating each of the items to their
1209 // new value (or values).
1210 for ( var i = 0, length = elems.length; i < length; i++ ) {
1211 var value = callback( elems[ i ], i );
1212
1213 if ( value != null )
1214 ret[ ret.length ] = value;
1215 }
1216
1217 return ret.concat.apply( [], ret );
1218 }
1219 });
1220
1221 var userAgent = navigator.userAgent.toLowerCase();
1222
1223 // Figure out what browser is being used
1224 jQuery.browser = {
1225 version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
1226 safari: /webkit/.test( userAgent ),
1227 opera: /opera/.test( userAgent ),
1228 msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1229 mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1230 };
1231
1232 var styleFloat = jQuery.browser.msie ?
1233 "styleFloat" :
1234 "cssFloat";
1235
1236 jQuery.extend({
1237 // Check to see if the W3C box model is being used
1238 boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
1239
1240 props: {
1241 "for": "htmlFor",
1242 "class": "className",
1243 "float": styleFloat,
1244 cssFloat: styleFloat,
1245 styleFloat: styleFloat,
1246 readonly: "readOnly",
1247 maxlength: "maxLength",
1248 cellspacing: "cellSpacing"
1249 }
1250 });
1251
1252 jQuery.each({
1253 parent: function(elem){return elem.parentNode;},
1254 parents: function(elem){return jQuery.dir(elem,"parentNode");},
1255 next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
1256 prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
1257 nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
1258 prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
1259 siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
1260 children: function(elem){return jQuery.sibling(elem.firstChild);},
1261 contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
1262 }, function(name, fn){
1263 jQuery.fn[ name ] = function( selector ) {
1264 var ret = jQuery.map( this, fn );
1265
1266 if ( selector && typeof selector == "string" )
1267 ret = jQuery.multiFilter( selector, ret );
1268
1269 return this.pushStack( jQuery.unique( ret ) );
1270 };
1271 });
1272
1273 jQuery.each({
1274 appendTo: "append",
1275 prependTo: "prepend",
1276 insertBefore: "before",
1277 insertAfter: "after",
1278 replaceAll: "replaceWith"
1279 }, function(name, original){
1280 jQuery.fn[ name ] = function() {
1281 var args = arguments;
1282
1283 return this.each(function(){
1284 for ( var i = 0, length = args.length; i < length; i++ )
1285 jQuery( args[ i ] )[ original ]( this );
1286 });
1287 };
1288 });
1289
1290 jQuery.each({
1291 removeAttr: function( name ) {
1292 jQuery.attr( this, name, "" );
1293 if (this.nodeType == 1)
1294 this.removeAttribute( name );
1295 },
1296
1297 addClass: function( classNames ) {
1298 jQuery.className.add( this, classNames );
1299 },
1300
1301 removeClass: function( classNames ) {
1302 jQuery.className.remove( this, classNames );
1303 },
1304
1305 toggleClass: function( classNames ) {
1306 jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
1307 },
1308
1309 remove: function( selector ) {
1310 if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
1311 // Prevent memory leaks
1312 jQuery( "*", this ).add(this).each(function(){
1313 jQuery.event.remove(this);
1314 jQuery.removeData(this);
1315 });
1316 if (this.parentNode)
1317 this.parentNode.removeChild( this );
1318 }
1319 },
1320
1321 empty: function() {
1322 // Remove element nodes and prevent memory leaks
1323 jQuery( ">*", this ).remove();
1324
1325 // Remove any remaining nodes
1326 while ( this.firstChild )
1327 this.removeChild( this.firstChild );
1328 }
1329 }, function(name, fn){
1330 jQuery.fn[ name ] = function(){
1331 return this.each( fn, arguments );
1332 };
1333 });
1334
1335 jQuery.each([ "Height", "Width" ], function(i, name){
1336 var type = name.toLowerCase();
1337
1338 jQuery.fn[ type ] = function( size ) {
1339 // Get window width or height
1340 return this[0] == window ?
1341 // Opera reports document.body.client[Width/Height] properly in both quirks and standards
1342 jQuery.browser.opera && document.body[ "client" + name ] ||
1343
1344 // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
1345 jQuery.browser.safari && window[ "inner" + name ] ||
1346
1347 // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
1348 document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
1349
1350 // Get document width or height
1351 this[0] == document ?
1352 // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
1353 Math.max(
1354 Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
1355 Math.max(document.body["offset" + name], document.documentElement["offset" + name])
1356 ) :
1357
1358 // Get or set width or height on the element
1359 size == undefined ?
1360 // Get width or height on the element
1361 (this.length ? jQuery.css( this[0], type ) : null) :
1362
1363 // Set the width or height on the element (default to pixels if value is unitless)
1364 this.css( type, size.constructor == String ? size : size + "px" );
1365 };
1366 });
1367
1368 // Helper function used by the dimensions and offset modules
1369 function num(elem, prop) {
1370 return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;
1371 }var chars = jQuery.browser.safari && parseInt(jQuery.browser.version) < 417 ?
1372 "(?:[\\w*_-]|\\\\.)" :
1373 "(?:[\\w\u0128-\uFFFF*_-]|\\\\.)",
1374 quickChild = new RegExp("^>\\s*(" + chars + "+)"),
1375 quickID = new RegExp("^(" + chars + "+)(#)(" + chars + "+)"),
1376 quickClass = new RegExp("^([#.]?)(" + chars + "*)");
1377
1378 jQuery.extend({
1379 expr: {
1380 "": function(a,i,m){return m[2]=="*"||jQuery.nodeName(a,m[2]);},
1381 "#": function(a,i,m){return a.getAttribute("id")==m[2];},
1382 ":": {
1383 // Position Checks
1384 lt: function(a,i,m){return i<m[3]-0;},
1385 gt: function(a,i,m){return i>m[3]-0;},
1386 nth: function(a,i,m){return m[3]-0==i;},
1387 eq: function(a,i,m){return m[3]-0==i;},
1388 first: function(a,i){return i==0;},
1389 last: function(a,i,m,r){return i==r.length-1;},
1390 even: function(a,i){return i%2==0;},
1391 odd: function(a,i){return i%2;},
1392
1393 // Child Checks
1394 "first-child": function(a){return a.parentNode.getElementsByTagName("*")[0]==a;},
1395 "last-child": function(a){return jQuery.nth(a.parentNode.lastChild,1,"previousSibling")==a;},
1396 "only-child": function(a){return !jQuery.nth(a.parentNode.lastChild,2,"previousSibling");},
1397
1398 // Parent Checks
1399 parent: function(a){return a.firstChild;},
1400 empty: function(a){return !a.firstChild;},
1401
1402 // Text Check
1403 contains: function(a,i,m){return (a.textContent||a.innerText||jQuery(a).text()||"").indexOf(m[3])>=0;},
1404
1405 // Visibility
1406 visible: function(a){return "hidden"!=a.type&&jQuery.css(a,"display")!="none"&&jQuery.css(a,"visibility")!="hidden";},
1407 hidden: function(a){return "hidden"==a.type||jQuery.css(a,"display")=="none"||jQuery.css(a,"visibility")=="hidden";},
1408
1409 // Form attributes
1410 enabled: function(a){return !a.disabled;},
1411 disabled: function(a){return a.disabled;},
1412 checked: function(a){return a.checked;},
1413 selected: function(a){return a.selected||jQuery.attr(a,"selected");},
1414
1415 // Form elements
1416 text: function(a){return "text"==a.type;},
1417 radio: function(a){return "radio"==a.type;},
1418 checkbox: function(a){return "checkbox"==a.type;},
1419 file: function(a){return "file"==a.type;},
1420 password: function(a){return "password"==a.type;},
1421 submit: function(a){return "submit"==a.type;},
1422 image: function(a){return "image"==a.type;},
1423 reset: function(a){return "reset"==a.type;},
1424 button: function(a){return "button"==a.type||jQuery.nodeName(a,"button");},
1425 input: function(a){return /input|select|textarea|button/i.test(a.nodeName);},
1426
1427 // :has()
1428 has: function(a,i,m){return jQuery.find(m[3],a).length;},
1429
1430 // :header
1431 header: function(a){return /h\d/i.test(a.nodeName);},
1432
1433 // :animated
1434 animated: function(a){return jQuery.grep(jQuery.timers,function(fn){return a==fn.elem;}).length;}
1435 }
1436 },
1437
1438 // The regular expressions that power the parsing engine
1439 parse: [
1440 // Match: [@value='test'], [@foo]
1441 /^(\[) *@?([\w-]+) *([!*$^~=]*) *('?"?)(.*?)\4 *\]/,
1442
1443 // Match: :contains('foo')
1444 /^(:)([\w-]+)\("?'?(.*?(\(.*?\))?[^(]*?)"?'?\)/,
1445
1446 // Match: :even, :last-child, #id, .class
1447 new RegExp("^([:.#]*)(" + chars + "+)")
1448 ],
1449
1450 multiFilter: function( expr, elems, not ) {
1451 var old, cur = [];
1452
1453 while ( expr && expr != old ) {
1454 old = expr;
1455 var f = jQuery.filter( expr, elems, not );
1456 expr = f.t.replace(/^\s*,\s*/, "" );
1457 cur = not ? elems = f.r : jQuery.merge( cur, f.r );
1458 }
1459
1460 return cur;
1461 },
1462
1463 find: function( t, context ) {
1464 // Quickly handle non-string expressions
1465 if ( typeof t != "string" )
1466 return [ t ];
1467
1468 // check to make sure context is a DOM element or a document
1469 if ( context && context.nodeType != 1 && context.nodeType != 9)
1470 return [ ];
1471
1472 // Set the correct context (if none is provided)
1473 context = context || document;
1474
1475 // Initialize the search
1476 var ret = [context], done = [], last, nodeName;
1477
1478 // Continue while a selector expression exists, and while
1479 // we're no longer looping upon ourselves
1480 while ( t && last != t ) {
1481 var r = [];
1482 last = t;
1483
1484 t = jQuery.trim(t);
1485
1486 var foundToken = false,
1487
1488 // An attempt at speeding up child selectors that
1489 // point to a specific element tag
1490 re = quickChild,
1491
1492 m = re.exec(t);
1493
1494 if ( m ) {
1495 nodeName = m[1].toUpperCase();
1496
1497 // Perform our own iteration and filter
1498 for ( var i = 0; ret[i]; i++ )
1499 for ( var c = ret[i].firstChild; c; c = c.nextSibling )
1500 if ( c.nodeType == 1 && (nodeName == "*" || c.nodeName.toUpperCase() == nodeName) )
1501 r.push( c );
1502
1503 ret = r;
1504 t = t.replace( re, "" );
1505 if ( t.indexOf(" ") == 0 ) continue;
1506 foundToken = true;
1507 } else {
1508 re = /^([>+~])\s*(\w*)/i;
1509
1510 if ( (m = re.exec(t)) != null ) {
1511 r = [];
1512
1513 var merge = {};
1514 nodeName = m[2].toUpperCase();
1515 m = m[1];
1516
1517 for ( var j = 0, rl = ret.length; j < rl; j++ ) {
1518 var n = m == "~" || m == "+" ? ret[j].nextSibling : ret[j].firstChild;
1519 for ( ; n; n = n.nextSibling )
1520 if ( n.nodeType == 1 ) {
1521 var id = jQuery.data(n);
1522
1523 if ( m == "~" && merge[id] ) break;
1524
1525 if (!nodeName || n.nodeName.toUpperCase() == nodeName ) {
1526 if ( m == "~" ) merge[id] = true;
1527 r.push( n );
1528 }
1529
1530 if ( m == "+" ) break;
1531 }
1532 }
1533
1534 ret = r;
1535
1536 // And remove the token
1537 t = jQuery.trim( t.replace( re, "" ) );
1538 foundToken = true;
1539 }
1540 }
1541
1542 // See if there's still an expression, and that we haven't already
1543 // matched a token
1544 if ( t && !foundToken ) {
1545 // Handle multiple expressions
1546 if ( !t.indexOf(",") ) {
1547 // Clean the result set
1548 if ( context == ret[0] ) ret.shift();
1549
1550 // Merge the result sets
1551 done = jQuery.merge( done, ret );
1552
1553 // Reset the context
1554 r = ret = [context];
1555
1556 // Touch up the selector string
1557 t = " " + t.substr(1,t.length);
1558
1559 } else {
1560 // Optimize for the case nodeName#idName
1561 var re2 = quickID;
1562 var m = re2.exec(t);
1563
1564 // Re-organize the results, so that they're consistent
1565 if ( m ) {
1566 m = [ 0, m[2], m[3], m[1] ];
1567
1568 } else {
1569 // Otherwise, do a traditional filter check for
1570 // ID, class, and element selectors
1571 re2 = quickClass;
1572 m = re2.exec(t);
1573 }
1574
1575 m[2] = m[2].replace(/\\/g, "");
1576
1577 var elem = ret[ret.length-1];
1578
1579 // Try to do a global search by ID, where we can
1580 if ( m[1] == "#" && elem && elem.getElementById && !jQuery.isXMLDoc(elem) ) {
1581 // Optimization for HTML document case
1582 var oid = elem.getElementById(m[2]);
1583
1584 // Do a quick check for the existence of the actual ID attribute
1585 // to avoid selecting by the name attribute in IE
1586 // also check to insure id is a string to avoid selecting an element with the name of 'id' inside a form
1587 if ( (jQuery.browser.msie||jQuery.browser.opera) && oid && typeof oid.id == "string" && oid.id != m[2] )
1588 oid = jQuery('[@id="'+m[2]+'"]', elem)[0];
1589
1590 // Do a quick check for node name (where applicable) so
1591 // that div#foo searches will be really fast
1592 ret = r = oid && (!m[3] || jQuery.nodeName(oid, m[3])) ? [oid] : [];
1593 } else {
1594 // We need to find all descendant elements
1595 for ( var i = 0; ret[i]; i++ ) {
1596 // Grab the tag name being searched for
1597 var tag = m[1] == "#" && m[3] ? m[3] : m[1] != "" || m[0] == "" ? "*" : m[2];
1598
1599 // Handle IE7 being really dumb about <object>s
1600 if ( tag == "*" && ret[i].nodeName.toLowerCase() == "object" )
1601 tag = "param";
1602
1603 r = jQuery.merge( r, ret[i].getElementsByTagName( tag ));
1604 }
1605
1606 // It's faster to filter by class and be done with it
1607 if ( m[1] == "." )
1608 r = jQuery.classFilter( r, m[2] );
1609
1610 // Same with ID filtering
1611 if ( m[1] == "#" ) {
1612 var tmp = [];
1613
1614 // Try to find the element with the ID
1615 for ( var i = 0; r[i]; i++ )
1616 if ( r[i].getAttribute("id") == m[2] ) {
1617 tmp = [ r[i] ];
1618 break;
1619 }
1620
1621 r = tmp;
1622 }
1623
1624 ret = r;
1625 }
1626
1627 t = t.replace( re2, "" );
1628 }
1629
1630 }
1631
1632 // If a selector string still exists
1633 if ( t ) {
1634 // Attempt to filter it
1635 var val = jQuery.filter(t,r);
1636 ret = r = val.r;
1637 t = jQuery.trim(val.t);
1638 }
1639 }
1640
1641 // An error occurred with the selector;
1642 // just return an empty set instead
1643 if ( t )
1644 ret = [];
1645
1646 // Remove the root context
1647 if ( ret && context == ret[0] )
1648 ret.shift();
1649
1650 // And combine the results
1651 done = jQuery.merge( done, ret );
1652
1653 return done;
1654 },
1655
1656 classFilter: function(r,m,not){
1657 m = " " + m + " ";
1658 var tmp = [];
1659 for ( var i = 0; r[i]; i++ ) {
1660 var pass = (" " + r[i].className + " ").indexOf( m ) >= 0;
1661 if ( !not && pass || not && !pass )
1662 tmp.push( r[i] );
1663 }
1664 return tmp;
1665 },
1666
1667 filter: function(t,r,not) {
1668 var last;
1669
1670 // Look for common filter expressions
1671 while ( t && t != last ) {
1672 last = t;
1673
1674 var p = jQuery.parse, m;
1675
1676 for ( var i = 0; p[i]; i++ ) {
1677 m = p[i].exec( t );
1678
1679 if ( m ) {
1680 // Remove what we just matched
1681 t = t.substring( m[0].length );
1682
1683 m[2] = m[2].replace(/\\/g, "");
1684 break;
1685 }
1686 }
1687
1688 if ( !m )
1689 break;
1690
1691 // :not() is a special case that can be optimized by
1692 // keeping it out of the expression list
1693 if ( m[1] == ":" && m[2] == "not" )
1694 // optimize if only one selector found (most common case)
1695 r = isSimple.test( m[3] ) ?
1696 jQuery.filter(m[3], r, true).r :
1697 jQuery( r ).not( m[3] );
1698
1699 // We can get a big speed boost by filtering by class here
1700 else if ( m[1] == "." )
1701 r = jQuery.classFilter(r, m[2], not);
1702
1703 else if ( m[1] == "[" ) {
1704 var tmp = [], type = m[3];
1705
1706 for ( var i = 0, rl = r.length; i < rl; i++ ) {
1707 var a = r[i], z = a[ jQuery.props[m[2]] || m[2] ];
1708
1709 if ( z == null || /href|src|selected/.test(m[2]) )
1710 z = jQuery.attr(a,m[2]) || '';
1711
1712 if ( (type == "" && !!z ||
1713 type == "=" && z == m[5] ||
1714 type == "!=" && z != m[5] ||
1715 type == "^=" && z && !z.indexOf(m[5]) ||
1716 type == "$=" && z.substr(z.length - m[5].length) == m[5] ||
1717 (type == "*=" || type == "~=") && z.indexOf(m[5]) >= 0) ^ not )
1718 tmp.push( a );
1719 }
1720
1721 r = tmp;
1722
1723 // We can get a speed boost by handling nth-child here
1724 } else if ( m[1] == ":" && m[2] == "nth-child" ) {
1725 var merge = {}, tmp = [],
1726 // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
1727 test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
1728 m[3] == "even" && "2n" || m[3] == "odd" && "2n+1" ||
1729 !/\D/.test(m[3]) && "0n+" + m[3] || m[3]),
1730 // calculate the numbers (first)n+(last) including if they are negative
1731 first = (test[1] + (test[2] || 1)) - 0, last = test[3] - 0;
1732
1733 // loop through all the elements left in the jQuery object
1734 for ( var i = 0, rl = r.length; i < rl; i++ ) {
1735 var node = r[i], parentNode = node.parentNode, id = jQuery.data(parentNode);
1736
1737 if ( !merge[id] ) {
1738 var c = 1;
1739
1740 for ( var n = parentNode.firstChild; n; n = n.nextSibling )
1741 if ( n.nodeType == 1 )
1742 n.nodeIndex = c++;
1743
1744 merge[id] = true;
1745 }
1746
1747 var add = false;
1748
1749 if ( first == 0 ) {
1750 if ( node.nodeIndex == last )
1751 add = true;
1752 } else if ( (node.nodeIndex - last) % first == 0 && (node.nodeIndex - last) / first >= 0 )
1753 add = true;
1754
1755 if ( add ^ not )
1756 tmp.push( node );
1757 }
1758
1759 r = tmp;
1760
1761 // Otherwise, find the expression to execute
1762 } else {
1763 var fn = jQuery.expr[ m[1] ];
1764 if ( typeof fn == "object" )
1765 fn = fn[ m[2] ];
1766
1767 if ( typeof fn == "string" )
1768 fn = eval("false||function(a,i){return " + fn + ";}");
1769
1770 // Execute it against the current filter
1771 r = jQuery.grep( r, function(elem, i){
1772 return fn(elem, i, m, r);
1773 }, not );
1774 }
1775 }
1776
1777 // Return an array of filtered elements (r)
1778 // and the modified expression string (t)
1779 return { r: r, t: t };
1780 },
1781
1782 dir: function( elem, dir ){
1783 var matched = [],
1784 cur = elem[dir];
1785 while ( cur && cur != document ) {
1786 if ( cur.nodeType == 1 )
1787 matched.push( cur );
1788 cur = cur[dir];
1789 }
1790 return matched;
1791 },
1792
1793 nth: function(cur,result,dir,elem){
1794 result = result || 1;
1795 var num = 0;
1796
1797 for ( ; cur; cur = cur[dir] )
1798 if ( cur.nodeType == 1 && ++num == result )
1799 break;
1800
1801 return cur;
1802 },
1803
1804 sibling: function( n, elem ) {
1805 var r = [];
1806
1807 for ( ; n; n = n.nextSibling ) {
1808 if ( n.nodeType == 1 && n != elem )
1809 r.push( n );
1810 }
1811
1812 return r;
1813 }
1814 });
1815 /*
1816 * A number of helper functions used for managing events.
1817 * Many of the ideas behind this code orignated from
1818 * Dean Edwards' addEvent library.
1819 */
1820 jQuery.event = {
1821
1822 // Bind an event to an element
1823 // Original by Dean Edwards
1824 add: function(elem, types, handler, data) {
1825 if ( elem.nodeType == 3 || elem.nodeType == 8 )
1826 return;
1827
1828 // For whatever reason, IE has trouble passing the window object
1829 // around, causing it to be cloned in the process
1830 if ( jQuery.browser.msie && elem.setInterval )
1831 elem = window;
1832
1833 // Make sure that the function being executed has a unique ID
1834 if ( !handler.guid )
1835 handler.guid = this.guid++;
1836
1837 // if data is passed, bind to handler
1838 if( data != undefined ) {
1839 // Create temporary function pointer to original handler
1840 var fn = handler;
1841
1842 // Create unique handler function, wrapped around original handler
1843 handler = this.proxy( fn, function() {
1844 // Pass arguments and context to original handler
1845 return fn.apply(this, arguments);
1846 });
1847
1848 // Store data in unique handler
1849 handler.data = data;
1850 }
1851
1852 // Init the element's event structure
1853 var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}),
1854 handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){
1855 // Handle the second event of a trigger and when
1856 // an event is called after a page has unloaded
1857 if ( typeof jQuery != "undefined" && !jQuery.event.triggered )
1858 return jQuery.event.handle.apply(arguments.callee.elem, arguments);
1859 });
1860 // Add elem as a property of the handle function
1861 // This is to prevent a memory leak with non-native
1862 // event in IE.
1863 handle.elem = elem;
1864
1865 // Handle multiple events separated by a space
1866 // jQuery(...).bind("mouseover mouseout", fn);
1867 jQuery.each(types.split(/\s+/), function(index, type) {
1868 // Namespaced event handlers
1869 var parts = type.split(".");
1870 type = parts[0];
1871 handler.type = parts[1];
1872
1873 // Get the current list of functions bound to this event
1874 var handlers = events[type];
1875
1876 // Init the event handler queue
1877 if (!handlers) {
1878 handlers = events[type] = {};
1879
1880 // Check for a special event handler
1881 // Only use addEventListener/attachEvent if the special
1882 // events handler returns false
1883 if ( !jQuery.event.special[type] || jQuery.event.special[type].setup.call(elem) === false ) {
1884 // Bind the global event handler to the element
1885 if (elem.addEventListener)
1886 elem.addEventListener(type, handle, false);
1887 else if (elem.attachEvent)
1888 elem.attachEvent("on" + type, handle);
1889 }
1890 }
1891
1892 // Add the function to the element's handler list
1893 handlers[handler.guid] = handler;
1894
1895 // Keep track of which events have been used, for global triggering
1896 jQuery.event.global[type] = true;
1897 });
1898
1899 // Nullify elem to prevent memory leaks in IE
1900 elem = null;
1901 },
1902
1903 guid: 1,
1904 global: {},
1905
1906 // Detach an event or set of events from an element
1907 remove: function(elem, types, handler) {
1908 // don't do events on text and comment nodes
1909 if ( elem.nodeType == 3 || elem.nodeType == 8 )
1910 return;
1911
1912 var events = jQuery.data(elem, "events"), ret, index;
1913
1914 if ( events ) {
1915 // Unbind all events for the element
1916 if ( types == undefined || (typeof types == "string" && types.charAt(0) == ".") )
1917 for ( var type in events )
1918 this.remove( elem, type + (types || "") );
1919 else {
1920 // types is actually an event object here
1921 if ( types.type ) {
1922 handler = types.handler;
1923 types = types.type;
1924 }
1925
1926 // Handle multiple events seperated by a space
1927 // jQuery(...).unbind("mouseover mouseout", fn);
1928 jQuery.each(types.split(/\s+/), function(index, type){
1929 // Namespaced event handlers
1930 var parts = type.split(".");
1931 type = parts[0];
1932
1933 if ( events[type] ) {
1934 // remove the given handler for the given type
1935 if ( handler )
1936 delete events[type][handler.guid];
1937
1938 // remove all handlers for the given type
1939 else
1940 for ( handler in events[type] )
1941 // Handle the removal of namespaced events
1942 if ( !parts[1] || events[type][handler].type == parts[1] )
1943 delete events[type][handler];
1944
1945 // remove generic event handler if no more handlers exist
1946 for ( ret in events[type] ) break;
1947 if ( !ret ) {
1948 if ( !jQuery.event.special[type] || jQuery.event.special[type].teardown.call(elem) === false ) {
1949 if (elem.removeEventListener)
1950 elem.removeEventListener(type, jQuery.data(elem, "handle"), false);
1951 else if (elem.detachEvent)
1952 elem.detachEvent("on" + type, jQuery.data(elem, "handle"));
1953 }
1954 ret = null;
1955 delete events[type];
1956 }
1957 }
1958 });
1959 }
1960
1961 // Remove the expando if it's no longer used
1962 for ( ret in events ) break;
1963 if ( !ret ) {
1964 var handle = jQuery.data( elem, "handle" );
1965 if ( handle ) handle.elem = null;
1966 jQuery.removeData( elem, "events" );
1967 jQuery.removeData( elem, "handle" );
1968 }
1969 }
1970 },
1971
1972 trigger: function(type, data, elem, donative, extra) {
1973 // Clone the incoming data, if any
1974 data = jQuery.makeArray(data);
1975
1976 if ( type.indexOf("!") >= 0 ) {
1977 type = type.slice(0, -1);
1978 var exclusive = true;
1979 }
1980
1981 // Handle a global trigger
1982 if ( !elem ) {
1983 // Only trigger if we've ever bound an event for it
1984 if ( this.global[type] )
1985 jQuery("*").add([window, document]).trigger(type, data);
1986
1987 // Handle triggering a single element
1988 } else {
1989 // don't do events on text and comment nodes
1990 if ( elem.nodeType == 3 || elem.nodeType == 8 )
1991 return undefined;
1992
1993 var val, ret, fn = jQuery.isFunction( elem[ type ] || null ),
1994 // Check to see if we need to provide a fake event, or not
1995 event = !data[0] || !data[0].preventDefault;
1996
1997 // Pass along a fake event
1998 if ( event ) {
1999 data.unshift({
2000 type: type,
2001 target: elem,
2002 preventDefault: function(){},
2003 stopPropagation: function(){},
2004 timeStamp: now()
2005 });
2006 data[0][expando] = true; // no need to fix fake event
2007 }
2008
2009 // Enforce the right trigger type
2010 data[0].type = type;
2011 if ( exclusive )
2012 data[0].exclusive = true;
2013
2014 // Trigger the event, it is assumed that "handle" is a function
2015 var handle = jQuery.data(elem, "handle");
2016 if ( handle )
2017 val = handle.apply( elem, data );
2018
2019 // Handle triggering native .onfoo handlers (and on links since we don't call .click() for links)
2020 if ( (!fn || (jQuery.nodeName(elem, 'a') && type == "click")) && elem["on"+type] && elem["on"+type].apply( elem, data ) === false )
2021 val = false;
2022
2023 // Extra functions don't get the custom event object
2024 if ( event )
2025 data.shift();
2026
2027 // Handle triggering of extra function
2028 if ( extra && jQuery.isFunction( extra ) ) {
2029 // call the extra function and tack the current return value on the end for possible inspection
2030 ret = extra.apply( elem, val == null ? data : data.concat( val ) );
2031 // if anything is returned, give it precedence and have it overwrite the previous value
2032 if (ret !== undefined)
2033 val = ret;
2034 }
2035
2036 // Trigger the native events (except for clicks on links)
2037 if ( fn && donative !== false && val !== false && !(jQuery.nodeName(elem, 'a') && type == "click") ) {
2038 this.triggered = true;
2039 try {
2040 elem[ type ]();
2041 // prevent IE from throwing an error for some hidden elements
2042 } catch (e) {}
2043 }
2044
2045 this.triggered = false;
2046 }
2047
2048 return val;
2049 },
2050
2051 handle: function(event) {
2052 // returned undefined or false
2053 var val, ret, namespace, all, handlers;
2054
2055 event = arguments[0] = jQuery.event.fix( event || window.event );
2056
2057 // Namespaced event handlers
2058 namespace = event.type.split(".");
2059 event.type = namespace[0];
2060 namespace = namespace[1];
2061 // Cache this now, all = true means, any handler
2062 all = !namespace && !event.exclusive;
2063
2064 handlers = ( jQuery.data(this, "events") || {} )[event.type];
2065
2066 for ( var j in handlers ) {
2067 var handler = handlers[j];
2068
2069 // Filter the functions by class
2070 if ( all || handler.type == namespace ) {
2071 // Pass in a reference to the handler function itself
2072 // So that we can later remove it
2073 event.handler = handler;
2074 event.data = handler.data;
2075
2076 ret = handler.apply( this, arguments );
2077
2078 if ( val !== false )
2079 val = ret;
2080
2081 if ( ret === false ) {
2082 event.preventDefault();
2083 event.stopPropagation();
2084 }
2085 }
2086 }
2087
2088 return val;
2089 },
2090
2091 fix: function(event) {
2092 if ( event[expando] == true )
2093 return event;
2094
2095 // store a copy of the original event object
2096 // and "clone" to set read-only properties
2097 var originalEvent = event;
2098 event = { originalEvent: originalEvent };
2099 var props = "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode metaKey newValue originalTarget pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target timeStamp toElement type view wheelDelta which".split(" ");
2100 for ( var i=props.length; i; i-- )
2101 event[ props[i] ] = originalEvent[ props[i] ];
2102
2103 // Mark it as fixed
2104 event[expando] = true;
2105
2106 // add preventDefault and stopPropagation since
2107 // they will not work on the clone
2108 event.preventDefault = function() {
2109 // if preventDefault exists run it on the original event
2110 if (originalEvent.preventDefault)
2111 originalEvent.preventDefault();
2112 // otherwise set the returnValue property of the original event to false (IE)
2113 originalEvent.returnValue = false;
2114 };
2115 event.stopPropagation = function() {
2116 // if stopPropagation exists run it on the original event
2117 if (originalEvent.stopPropagation)
2118 originalEvent.stopPropagation();
2119 // otherwise set the cancelBubble property of the original event to true (IE)
2120 originalEvent.cancelBubble = true;
2121 };
2122
2123 // Fix timeStamp
2124 event.timeStamp = event.timeStamp || now();
2125
2126 // Fix target property, if necessary
2127 if ( !event.target )
2128 event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
2129
2130 // check if target is a textnode (safari)
2131 if ( event.target.nodeType == 3 )
2132 event.target = event.target.parentNode;
2133
2134 // Add relatedTarget, if necessary
2135 if ( !event.relatedTarget && event.fromElement )
2136 event.relatedTarget = event.fromElement == event.target ? event.toElement : event.fromElement;
2137
2138 // Calculate pageX/Y if missing and clientX/Y available
2139 if ( event.pageX == null && event.clientX != null ) {
2140 var doc = document.documentElement, body = document.body;
2141 event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc.clientLeft || 0);
2142 event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc.clientTop || 0);
2143 }
2144
2145 // Add which for key events
2146 if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) )
2147 event.which = event.charCode || event.keyCode;
2148
2149 // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs)
2150 if ( !event.metaKey && event.ctrlKey )
2151 event.metaKey = event.ctrlKey;
2152
2153 // Add which for click: 1 == left; 2 == middle; 3 == right
2154 // Note: button is not normalized, so don't use it
2155 if ( !event.which && event.button )
2156 event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
2157
2158 return event;
2159 },
2160
2161 proxy: function( fn, proxy ){
2162 // Set the guid of unique handler to the same of original handler, so it can be removed
2163 proxy.guid = fn.guid = fn.guid || proxy.guid || this.guid++;
2164 // So proxy can be declared as an argument
2165 return proxy;
2166 },
2167
2168 special: {
2169 ready: {
2170 setup: function() {
2171 // Make sure the ready event is setup
2172 bindReady();
2173 return;
2174 },
2175
2176 teardown: function() { return; }
2177 },
2178
2179 mouseenter: {
2180 setup: function() {
2181 if ( jQuery.browser.msie ) return false;
2182 jQuery(this).bind("mouseover", jQuery.event.special.mouseenter.handler);
2183 return true;
2184 },
2185
2186 teardown: function() {
2187 if ( jQuery.browser.msie ) return false;
2188 jQuery(this).unbind("mouseover", jQuery.event.special.mouseenter.handler);
2189 return true;
2190 },
2191
2192 handler: function(event) {
2193 // If we actually just moused on to a sub-element, ignore it
2194 if ( withinElement(event, this) ) return true;
2195 // Execute the right handlers by setting the event type to mouseenter
2196 event.type = "mouseenter";
2197 return jQuery.event.handle.apply(this, arguments);
2198 }
2199 },
2200
2201 mouseleave: {
2202 setup: function() {
2203 if ( jQuery.browser.msie ) return false;
2204 jQuery(this).bind("mouseout", jQuery.event.special.mouseleave.handler);
2205 return true;
2206 },
2207
2208 teardown: function() {
2209 if ( jQuery.browser.msie ) return false;
2210 jQuery(this).unbind("mouseout", jQuery.event.special.mouseleave.handler);
2211 return true;
2212 },
2213
2214 handler: function(event) {
2215 // If we actually just moused on to a sub-element, ignore it
2216 if ( withinElement(event, this) ) return true;
2217 // Execute the right handlers by setting the event type to mouseleave
2218 event.type = "mouseleave";
2219 return jQuery.event.handle.apply(this, arguments);
2220 }
2221 }
2222 }
2223 };
2224
2225 jQuery.fn.extend({
2226 bind: function( type, data, fn ) {
2227 return type == "unload" ? this.one(type, data, fn) : this.each(function(){
2228 jQuery.event.add( this, type, fn || data, fn && data );
2229 });
2230 },
2231
2232 one: function( type, data, fn ) {
2233 var one = jQuery.event.proxy( fn || data, function(event) {
2234 jQuery(this).unbind(event, one);
2235 return (fn || data).apply( this, arguments );
2236 });
2237 return this.each(function(){
2238 jQuery.event.add( this, type, one, fn && data);
2239 });
2240 },
2241
2242 unbind: function( type, fn ) {
2243 return this.each(function(){
2244 jQuery.event.remove( this, type, fn );
2245 });
2246 },
2247
2248 trigger: function( type, data, fn ) {
2249 return this.each(function(){
2250 jQuery.event.trigger( type, data, this, true, fn );
2251 });
2252 },
2253
2254 triggerHandler: function( type, data, fn ) {
2255 return this[0] && jQuery.event.trigger( type, data, this[0], false, fn );
2256 },
2257
2258 toggle: function( fn ) {
2259 // Save reference to arguments for access in closure
2260 var args = arguments, i = 1;
2261
2262 // link all the functions, so any of them can unbind this click handler
2263 while( i < args.length )
2264 jQuery.event.proxy( fn, args[i++] );
2265
2266 return this.click( jQuery.event.proxy( fn, function(event) {
2267 // Figure out which function to execute
2268 this.lastToggle = ( this.lastToggle || 0 ) % i;
2269
2270 // Make sure that clicks stop
2271 event.preventDefault();
2272
2273 // and execute the function
2274 return args[ this.lastToggle++ ].apply( this, arguments ) || false;
2275 }));
2276 },
2277
2278 hover: function(fnOver, fnOut) {
2279 return this.bind('mouseenter', fnOver).bind('mouseleave', fnOut);
2280 },
2281
2282 ready: function(fn) {
2283 // Attach the listeners
2284 bindReady();
2285
2286 // If the DOM is already ready
2287 if ( jQuery.isReady )
2288 // Execute the function immediately
2289 fn.call( document, jQuery );
2290
2291 // Otherwise, remember the function for later
2292 else
2293 // Add the function to the wait list
2294 jQuery.readyList.push( function() { return fn.call(this, jQuery); } );
2295
2296 return this;
2297 }
2298 });
2299
2300 jQuery.extend({
2301 isReady: false,
2302 readyList: [],
2303 // Handle when the DOM is ready
2304 ready: function() {
2305 // Make sure that the DOM is not already loaded
2306 if ( !jQuery.isReady ) {
2307 // Remember that the DOM is ready
2308 jQuery.isReady = true;
2309
2310 // If there are functions bound, to execute
2311 if ( jQuery.readyList ) {
2312 // Execute all of them
2313 jQuery.each( jQuery.readyList, function(){
2314 this.call( document );
2315 });
2316
2317 // Reset the list of functions
2318 jQuery.readyList = null;
2319 }
2320
2321 // Trigger any bound ready events
2322 jQuery(document).triggerHandler("ready");
2323 }
2324 }
2325 });
2326
2327 var readyBound = false;
2328
2329 function bindReady(){
2330 if ( readyBound ) return;
2331 readyBound = true;
2332
2333 // Mozilla, Opera (see further below for it) and webkit nightlies currently support this event
2334 if ( document.addEventListener && !jQuery.browser.opera)
2335 // Use the handy event callback
2336 document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
2337
2338 // If IE is used and is not in a frame
2339 // Continually check to see if the document is ready
2340 if ( jQuery.browser.msie && window == top ) (function(){
2341 if (jQuery.isReady) return;
2342 try {
2343 // If IE is used, use the trick by Diego Perini
2344 // http://javascript.nwbox.com/IEContentLoaded/
2345 document.documentElement.doScroll("left");
2346 } catch( error ) {
2347 setTimeout( arguments.callee, 0 );
2348 return;
2349 }
2350 // and execute any waiting functions
2351 jQuery.ready();
2352 })();
2353
2354 if ( jQuery.browser.opera )
2355 document.addEventListener( "DOMContentLoaded", function () {
2356 if (jQuery.isReady) return;
2357 for (var i = 0; i < document.styleSheets.length; i++)
2358 if (document.styleSheets[i].disabled) {
2359 setTimeout( arguments.callee, 0 );
2360 return;
2361 }
2362 // and execute any waiting functions
2363 jQuery.ready();
2364 }, false);
2365
2366 if ( jQuery.browser.safari ) {
2367 var numStyles;
2368 (function(){
2369 if (jQuery.isReady) return;
2370 if ( document.readyState != "loaded" && document.readyState != "complete" ) {
2371 setTimeout( arguments.callee, 0 );
2372 return;
2373 }
2374 if ( numStyles === undefined )
2375 numStyles = jQuery("style, link[rel=stylesheet]").length;
2376 if ( document.styleSheets.length != numStyles ) {
2377 setTimeout( arguments.callee, 0 );
2378 return;
2379 }
2380 // and execute any waiting functions
2381 jQuery.ready();
2382 })();
2383 }
2384
2385 // A fallback to window.onload, that will always work
2386 jQuery.event.add( window, "load", jQuery.ready );
2387 }
2388
2389 jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
2390 "mousedown,mouseup,mousemove,mouseover,mouseout,change,select," +
2391 "submit,keydown,keypress,keyup,error").split(","), function(i, name){
2392
2393 // Handle event binding
2394 jQuery.fn[name] = function(fn){
2395 return fn ? this.bind(name, fn) : this.trigger(name);
2396 };
2397 });
2398
2399 // Checks if an event happened on an element within another element
2400 // Used in jQuery.event.special.mouseenter and mouseleave handlers
2401 var withinElement = function(event, elem) {
2402 // Check if mouse(over|out) are still within the same parent element
2403 var parent = event.relatedTarget;
2404 // Traverse up the tree
2405 while ( parent && parent != elem ) try { parent = parent.parentNode; } catch(error) { parent = elem; }
2406 // Return true if we actually just moused on to a sub-element
2407 return parent == elem;
2408 };
2409
2410 // Prevent memory leaks in IE
2411 // And prevent errors on refresh with events like mouseover in other browsers
2412 // Window isn't included so as not to unbind existing unload events
2413 jQuery(window).bind("unload", function() {
2414 jQuery("*").add(document).unbind();
2415 });
2416 jQuery.fn.extend({
2417 // Keep a copy of the old load
2418 _load: jQuery.fn.load,
2419
2420 load: function( url, params, callback ) {
2421 if ( typeof url != 'string' )
2422 return this._load( url );
2423
2424 var off = url.indexOf(" ");
2425 if ( off >= 0 ) {
2426 var selector = url.slice(off, url.length);
2427 url = url.slice(0, off);
2428 }
2429
2430 callback = callback || function(){};
2431
2432 // Default to a GET request
2433 var type = "GET";
2434
2435 // If the second parameter was provided
2436 if ( params )
2437 // If it's a function
2438 if ( jQuery.isFunction( params ) ) {
2439 // We assume that it's the callback
2440 callback = params;
2441 params = null;
2442
2443 // Otherwise, build a param string
2444 } else {
2445 params = jQuery.param( params );
2446 type = "POST";
2447 }
2448
2449 var self = this;
2450
2451 // Request the remote document
2452 jQuery.ajax({
2453 url: url,
2454 type: type,
2455 dataType: "html",
2456 data: params,
2457 complete: function(res, status){
2458 // If successful, inject the HTML into all the matched elements
2459 if ( status == "success" || status == "notmodified" )
2460 // See if a selector was specified
2461 self.html( selector ?
2462 // Create a dummy div to hold the results
2463 jQuery("<div/>")
2464 // inject the contents of the document in, removing the scripts
2465 // to avoid any 'Permission Denied' errors in IE
2466 .append(res.responseText.replace(/<script(.|\s)*?\/script>/g, ""))
2467
2468 // Locate the specified elements
2469 .find(selector) :
2470
2471 // If not, just inject the full result
2472 res.responseText );
2473
2474 self.each( callback, [res.responseText, status, res] );
2475 }
2476 });
2477 return this;
2478 },
2479
2480 serialize: function() {
2481 return jQuery.param(this.serializeArray());
2482 },
2483 serializeArray: function() {
2484 return this.map(function(){
2485 return jQuery.nodeName(this, "form") ?
2486 jQuery.makeArray(this.elements) : this;
2487 })
2488 .filter(function(){
2489 return this.name && !this.disabled &&
2490 (this.checked || /select|textarea/i.test(this.nodeName) ||
2491 /text|hidden|password/i.test(this.type));
2492 })
2493 .map(function(i, elem){
2494 var val = jQuery(this).val();
2495 return val == null ? null :
2496 val.constructor == Array ?
2497 jQuery.map( val, function(val, i){
2498 return {name: elem.name, value: val};
2499 }) :
2500 {name: elem.name, value: val};
2501 }).get();
2502 }
2503 });
2504
2505 // Attach a bunch of functions for handling common AJAX events
2506 jQuery.each( "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess,ajaxSend".split(","), function(i,o){
2507 jQuery.fn[o] = function(f){
2508 return this.bind(o, f);
2509 };
2510 });
2511
2512 var jsc = now();
2513
2514 jQuery.extend({
2515 get: function( url, data, callback, type ) {
2516 // shift arguments if data argument was ommited
2517 if ( jQuery.isFunction( data ) ) {
2518 callback = data;
2519 data = null;
2520 }
2521
2522 return jQuery.ajax({
2523 type: "GET",
2524 url: url,
2525 data: data,
2526 success: callback,
2527 dataType: type
2528 });
2529 },
2530
2531 getScript: function( url, callback ) {
2532 return jQuery.get(url, null, callback, "script");
2533 },
2534
2535 getJSON: function( url, data, callback ) {
2536 return jQuery.get(url, data, callback, "json");
2537 },
2538
2539 post: function( url, data, callback, type ) {
2540 if ( jQuery.isFunction( data ) ) {
2541 callback = data;
2542 data = {};
2543 }
2544
2545 return jQuery.ajax({
2546 type: "POST",
2547 url: url,
2548 data: data,
2549 success: callback,
2550 dataType: type
2551 });
2552 },
2553
2554 ajaxSetup: function( settings ) {
2555 jQuery.extend( jQuery.ajaxSettings, settings );
2556 },
2557
2558 ajaxSettings: {
2559 url: location.href,
2560 global: true,
2561 type: "GET",
2562 timeout: 0,
2563 contentType: "application/x-www-form-urlencoded",
2564 processData: true,
2565 async: true,
2566 data: null,
2567 username: null,
2568 password: null,
2569 accepts: {
2570 xml: "application/xml, text/xml",
2571 html: "text/html",
2572 script: "text/javascript, application/javascript",
2573 json: "application/json, text/javascript",
2574 text: "text/plain",
2575 _default: "*/*"
2576 }
2577 },
2578
2579 // Last-Modified header cache for next request
2580 lastModified: {},
2581
2582 ajax: function( s ) {
2583 // Extend the settings, but re-extend 's' so that it can be
2584 // checked again later (in the test suite, specifically)
2585 s = jQuery.extend(true, s, jQuery.extend(true, {}, jQuery.ajaxSettings, s));
2586
2587 var jsonp, jsre = /=\?(&|$)/g, status, data,
2588 type = s.type.toUpperCase();
2589
2590 // convert data if not already a string
2591 if ( s.data && s.processData && typeof s.data != "string" )
2592 s.data = jQuery.param(s.data);
2593
2594 // Handle JSONP Parameter Callbacks
2595 if ( s.dataType == "jsonp" ) {
2596 if ( type == "GET" ) {
2597 if ( !s.url.match(jsre) )
2598 s.url += (s.url.match(/\?/) ? "&" : "?") + (s.jsonp || "callback") + "=?";
2599 } else if ( !s.data || !s.data.match(jsre) )
2600 s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
2601 s.dataType = "json";
2602 }
2603
2604 // Build temporary JSONP function
2605 if ( s.dataType == "json" && (s.data && s.data.match(jsre) || s.url.match(jsre)) ) {
2606 jsonp = "jsonp" + jsc++;
2607
2608 // Replace the =? sequence both in the query string and the data
2609 if ( s.data )
2610 s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
2611 s.url = s.url.replace(jsre, "=" + jsonp + "$1");
2612
2613 // We need to make sure
2614 // that a JSONP style response is executed properly
2615 s.dataType = "script";
2616
2617 // Handle JSONP-style loading
2618 window[ jsonp ] = function(tmp){
2619 data = tmp;
2620 success();
2621 complete();
2622 // Garbage collect
2623 window[ jsonp ] = undefined;
2624 try{ delete window[ jsonp ]; } catch(e){}
2625 if ( head )
2626 head.removeChild( script );
2627 };
2628 }
2629
2630 if ( s.dataType == "script" && s.cache == null )
2631 s.cache = false;
2632
2633 if ( s.cache === false && type == "GET" ) {
2634 var ts = now();
2635 // try replacing _= if it is there
2636 var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
2637 // if nothing was replaced, add timestamp to the end
2638 s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") + "_=" + ts : "");
2639 }
2640
2641 // If data is available, append data to url for get requests
2642 if ( s.data && type == "GET" ) {
2643 s.url += (s.url.match(/\?/) ? "&" : "?") + s.data;
2644
2645 // IE likes to send both get and post data, prevent this
2646 s.data = null;
2647 }
2648
2649 // Watch for a new set of requests
2650 if ( s.global && ! jQuery.active++ )
2651 jQuery.event.trigger( "ajaxStart" );
2652
2653 // Matches an absolute URL, and saves the domain
2654 var remote = /^(?:\w+:)?\/\/([^\/?#]+)/;
2655
2656 // If we're requesting a remote document
2657 // and trying to load JSON or Script with a GET
2658 if ( s.dataType == "script" && type == "GET"
2659 && remote.test(s.url) && remote.exec(s.url)[1] != location.host ){
2660 var head = document.getElementsByTagName("head")[0];
2661 var script = document.createElement("script");
2662 script.src = s.url;
2663 if (s.scriptCharset)
2664 script.charset = s.scriptCharset;
2665
2666 // Handle Script loading
2667 if ( !jsonp ) {
2668 var done = false;
2669
2670 // Attach handlers for all browsers
2671 script.onload = script.onreadystatechange = function(){
2672 if ( !done && (!this.readyState ||
2673 this.readyState == "loaded" || this.readyState == "complete") ) {
2674 done = true;
2675 success();
2676 complete();
2677 head.removeChild( script );
2678 }
2679 };
2680 }
2681
2682 head.appendChild(script);
2683
2684 // We handle everything using the script element injection
2685 return undefined;
2686 }
2687
2688 var requestDone = false;
2689
2690 // Create the request object; Microsoft failed to properly
2691 // implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
2692 var xhr = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
2693
2694 // Open the socket
2695 // Passing null username, generates a login popup on Opera (#2865)
2696 if( s.username )
2697 xhr.open(type, s.url, s.async, s.username, s.password);
2698 else
2699 xhr.open(type, s.url, s.async);
2700
2701 // Need an extra try/catch for cross domain requests in Firefox 3
2702 try {
2703 // Set the correct header, if data is being sent
2704 if ( s.data )
2705 xhr.setRequestHeader("Content-Type", s.contentType);
2706
2707 // Set the If-Modified-Since header, if ifModified mode.
2708 if ( s.ifModified )
2709 xhr.setRequestHeader("If-Modified-Since",
2710 jQuery.lastModified[s.url] || "Thu, 01 Jan 1970 00:00:00 GMT" );
2711
2712 // Set header so the called script knows that it's an XMLHttpRequest
2713 xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
2714
2715 // Set the Accepts header for the server, depending on the dataType
2716 xhr.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
2717 s.accepts[ s.dataType ] + ", */*" :
2718 s.accepts._default );
2719 } catch(e){}
2720
2721 // Allow custom headers/mimetypes
2722 if ( s.beforeSend && s.beforeSend(xhr, s) === false ) {
2723 // cleanup active request counter
2724 s.global && jQuery.active--;
2725 // close opended socket
2726 xhr.abort();
2727 return false;
2728 }
2729
2730 if ( s.global )
2731 jQuery.event.trigger("ajaxSend", [xhr, s]);
2732
2733 // Wait for a response to come back
2734 var onreadystatechange = function(isTimeout){
2735 // The transfer is complete and the data is available, or the request timed out
2736 if ( !requestDone && xhr && (xhr.readyState == 4 || isTimeout == "timeout") ) {
2737 requestDone = true;
2738
2739 // clear poll interval
2740 if (ival) {
2741 clearInterval(ival);
2742 ival = null;
2743 }
2744
2745 status = isTimeout == "timeout" && "timeout" ||
2746 !jQuery.httpSuccess( xhr ) && "error" ||
2747 s.ifModified && jQuery.httpNotModified( xhr, s.url ) && "notmodified" ||
2748 "success";
2749
2750 if ( status == "success" ) {
2751 // Watch for, and catch, XML document parse errors
2752 try {
2753 // process the data (runs the xml through httpData regardless of callback)
2754 data = jQuery.httpData( xhr, s.dataType, s.dataFilter );
2755 } catch(e) {
2756 status = "parsererror";
2757 }
2758 }
2759
2760 // Make sure that the request was successful or notmodified
2761 if ( status == "success" ) {
2762 // Cache Last-Modified header, if ifModified mode.
2763 var modRes;
2764 try {
2765 modRes = xhr.getResponseHeader("Last-Modified");
2766 } catch(e) {} // swallow exception thrown by FF if header is not available
2767
2768 if ( s.ifModified && modRes )
2769 jQuery.lastModified[s.url] = modRes;
2770
2771 // JSONP handles its own success callback
2772 if ( !jsonp )
2773 success();
2774 } else
2775 jQuery.handleError(s, xhr, status);
2776
2777 // Fire the complete handlers
2778 complete();
2779
2780 // Stop memory leaks
2781 if ( s.async )
2782 xhr = null;
2783 }
2784 };
2785
2786 if ( s.async ) {
2787 // don't attach the handler to the request, just poll it instead
2788 var ival = setInterval(onreadystatechange, 13);
2789
2790 // Timeout checker
2791 if ( s.timeout > 0 )
2792 setTimeout(function(){
2793 // Check to see if the request is still happening
2794 if ( xhr ) {
2795 // Cancel the request
2796 xhr.abort();
2797
2798 if( !requestDone )
2799 onreadystatechange( "timeout" );
2800 }
2801 }, s.timeout);
2802 }
2803
2804 // Send the data
2805 try {
2806 xhr.send(s.data);
2807 } catch(e) {
2808 jQuery.handleError(s, xhr, null, e);
2809 }
2810
2811 // firefox 1.5 doesn't fire statechange for sync requests
2812 if ( !s.async )
2813 onreadystatechange();
2814
2815 function success(){
2816 // If a local callback was specified, fire it and pass it the data
2817 if ( s.success )
2818 s.success( data, status );
2819
2820 // Fire the global callback
2821 if ( s.global )
2822 jQuery.event.trigger( "ajaxSuccess", [xhr, s] );
2823 }
2824
2825 function complete(){
2826 // Process result
2827 if ( s.complete )
2828 s.complete(xhr, status);
2829
2830 // The request was completed
2831 if ( s.global )
2832 jQuery.event.trigger( "ajaxComplete", [xhr, s] );
2833
2834 // Handle the global AJAX counter
2835 if ( s.global && ! --jQuery.active )
2836 jQuery.event.trigger( "ajaxStop" );
2837 }
2838
2839 // return XMLHttpRequest to allow aborting the request etc.
2840 return xhr;
2841 },
2842
2843 handleError: function( s, xhr, status, e ) {
2844 // If a local callback was specified, fire it
2845 if ( s.error ) s.error( xhr, status, e );
2846
2847 // Fire the global callback
2848 if ( s.global )
2849 jQuery.event.trigger( "ajaxError", [xhr, s, e] );
2850 },
2851
2852 // Counter for holding the number of active queries
2853 active: 0,
2854
2855 // Determines if an XMLHttpRequest was successful or not
2856 httpSuccess: function( xhr ) {
2857 try {
2858 // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
2859 return !xhr.status && location.protocol == "file:" ||
2860 ( xhr.status >= 200 && xhr.status < 300 ) || xhr.status == 304 || xhr.status == 1223 ||
2861 jQuery.browser.safari && xhr.status == undefined;
2862 } catch(e){}
2863 return false;
2864 },
2865
2866 // Determines if an XMLHttpRequest returns NotModified
2867 httpNotModified: function( xhr, url ) {
2868 try {
2869 var xhrRes = xhr.getResponseHeader("Last-Modified");
2870
2871 // Firefox always returns 200. check Last-Modified date
2872 return xhr.status == 304 || xhrRes == jQuery.lastModified[url] ||
2873 jQuery.browser.safari && xhr.status == undefined;
2874 } catch(e){}
2875 return false;
2876 },
2877
2878 httpData: function( xhr, type, filter ) {
2879 var ct = xhr.getResponseHeader("content-type"),
2880 xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0,
2881 data = xml ? xhr.responseXML : xhr.responseText;
2882
2883 if ( xml && data.documentElement.tagName == "parsererror" )
2884 throw "parsererror";
2885
2886 // Allow a pre-filtering function to sanitize the response
2887 if( filter )
2888 data = filter( data, type );
2889
2890 // If the type is "script", eval it in global context
2891 if ( type == "script" )
2892 jQuery.globalEval( data );
2893
2894 // Get the JavaScript object, if JSON is used.
2895 if ( type == "json" )
2896 data = eval("(" + data + ")");
2897
2898 return data;
2899 },
2900
2901 // Serialize an array of form elements or a set of
2902 // key/values into a query string
2903 param: function( a ) {
2904 var s = [];
2905
2906 // If an array was passed in, assume that it is an array
2907 // of form elements
2908 if ( a.constructor == Array || a.jquery )
2909 // Serialize the form elements
2910 jQuery.each( a, function(){
2911 s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
2912 });
2913
2914 // Otherwise, assume that it's an object of key/value pairs
2915 else
2916 // Serialize the key/values
2917 for ( var j in a )
2918 // If the value is an array then the key names need to be repeated
2919 if ( a[j] && a[j].constructor == Array )
2920 jQuery.each( a[j], function(){
2921 s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
2922 });
2923 else
2924 s.push( encodeURIComponent(j) + "=" + encodeURIComponent( jQuery.isFunction(a[j]) ? a[j]() : a[j] ) );
2925
2926 // Return the resulting serialization
2927 return s.join("&").replace(/%20/g, "+");
2928 }
2929
2930 });
2931 jQuery.fn.extend({
2932 show: function(speed,callback){
2933 return speed ?
2934 this.animate({
2935 height: "show", width: "show", opacity: "show"
2936 }, speed, callback) :
2937
2938 this.filter(":hidden").each(function(){
2939 this.style.display = this.oldblock || "";
2940 if ( jQuery.css(this,"display") == "none" ) {
2941 var elem = jQuery("<" + this.tagName + " />").appendTo("body");
2942 this.style.display = elem.css("display");
2943 // handle an edge condition where css is - div { display:none; } or similar
2944 if (this.style.display == "none")
2945 this.style.display = "block";
2946 elem.remove();
2947 }
2948 }).end();
2949 },
2950
2951 hide: function(speed,callback){
2952 return speed ?
2953 this.animate({
2954 height: "hide", width: "hide", opacity: "hide"
2955 }, speed, callback) :
2956
2957 this.filter(":visible").each(function(){
2958 this.oldblock = this.oldblock || jQuery.css(this,"display");
2959 this.style.display = "none";
2960 }).end();
2961 },
2962
2963 // Save the old toggle function
2964 _toggle: jQuery.fn.toggle,
2965
2966 toggle: function( fn, fn2 ){
2967 return jQuery.isFunction(fn) && jQuery.isFunction(fn2) ?
2968 this._toggle.apply( this, arguments ) :
2969 fn ?
2970 this.animate({
2971 height: "toggle", width: "toggle", opacity: "toggle"
2972 }, fn, fn2) :
2973 this.each(function(){
2974 jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ]();
2975 });
2976 },
2977
2978 slideDown: function(speed,callback){
2979 return this.animate({height: "show"}, speed, callback);
2980 },
2981
2982 slideUp: function(speed,callback){
2983 return this.animate({height: "hide"}, speed, callback);
2984 },
2985
2986 slideToggle: function(speed, callback){
2987 return this.animate({height: "toggle"}, speed, callback);
2988 },
2989
2990 fadeIn: function(speed, callback){
2991 return this.animate({opacity: "show"}, speed, callback);
2992 },
2993
2994 fadeOut: function(speed, callback){
2995 return this.animate({opacity: "hide"}, speed, callback);
2996 },
2997
2998 fadeTo: function(speed,to,callback){
2999 return this.animate({opacity: to}, speed, callback);
3000 },
3001
3002 animate: function( prop, speed, easing, callback ) {
3003 var optall = jQuery.speed(speed, easing, callback);
3004
3005 return this[ optall.queue === false ? "each" : "queue" ](function(){
3006 if ( this.nodeType != 1)
3007 return false;
3008
3009 var opt = jQuery.extend({}, optall), p,
3010 hidden = jQuery(this).is(":hidden"), self = this;
3011
3012 for ( p in prop ) {
3013 if ( prop[p] == "hide" && hidden || prop[p] == "show" && !hidden )
3014 return opt.complete.call(this);
3015
3016 if ( p == "height" || p == "width" ) {
3017 // Store display property
3018 opt.display = jQuery.css(this, "display");
3019
3020 // Make sure that nothing sneaks out
3021 opt.overflow = this.style.overflow;
3022 }
3023 }
3024
3025 if ( opt.overflow != null )
3026 this.style.overflow = "hidden";
3027
3028 opt.curAnim = jQuery.extend({}, prop);
3029
3030 jQuery.each( prop, function(name, val){
3031 var e = new jQuery.fx( self, opt, name );
3032
3033 if ( /toggle|show|hide/.test(val) )
3034 e[ val == "toggle" ? hidden ? "show" : "hide" : val ]( prop );
3035 else {
3036 var parts = val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),
3037 start = e.cur(true) || 0;
3038
3039 if ( parts ) {
3040 var end = parseFloat(parts[2]),
3041 unit = parts[3] || "px";
3042
3043 // We need to compute starting value
3044 if ( unit != "px" ) {
3045 self.style[ name ] = (end || 1) + unit;
3046 start = ((end || 1) / e.cur(true)) * start;
3047 self.style[ name ] = start + unit;
3048 }
3049
3050 // If a +=/-= token was provided, we're doing a relative animation
3051 if ( parts[1] )
3052 end = ((parts[1] == "-=" ? -1 : 1) * end) + start;
3053
3054 e.custom( start, end, unit );
3055 } else
3056 e.custom( start, val, "" );
3057 }
3058 });
3059
3060 // For JS strict compliance
3061 return true;
3062 });
3063 },
3064
3065 queue: function(type, fn){
3066 if ( jQuery.isFunction(type) || ( type && type.constructor == Array )) {
3067 fn = type;
3068 type = "fx";
3069 }
3070
3071 if ( !type || (typeof type == "string" && !fn) )
3072 return queue( this[0], type );
3073
3074 return this.each(function(){
3075 if ( fn.constructor == Array )
3076 queue(this, type, fn);
3077 else {
3078 queue(this, type).push( fn );
3079
3080 if ( queue(this, type).length == 1 )
3081 fn.call(this);
3082 }
3083 });
3084 },
3085
3086 stop: function(clearQueue, gotoEnd){
3087 var timers = jQuery.timers;
3088
3089 if (clearQueue)
3090 this.queue([]);
3091
3092 this.each(function(){
3093 // go in reverse order so anything added to the queue during the loop is ignored
3094 for ( var i = timers.length - 1; i >= 0; i-- )
3095 if ( timers[i].elem == this ) {
3096 if (gotoEnd)
3097 // force the next step to be the last
3098 timers[i](true);
3099 timers.splice(i, 1);
3100 }
3101 });
3102
3103 // start the next in the queue if the last step wasn't forced
3104 if (!gotoEnd)
3105 this.dequeue();
3106
3107 return this;
3108 }
3109
3110 });
3111
3112 var queue = function( elem, type, array ) {
3113 if ( elem ){
3114
3115 type = type || "fx";
3116
3117 var q = jQuery.data( elem, type + "queue" );
3118
3119 if ( !q || array )
3120 q = jQuery.data( elem, type + "queue", jQuery.makeArray(array) );
3121
3122 }
3123 return q;
3124 };
3125
3126 jQuery.fn.dequeue = function(type){
3127 type = type || "fx";
3128
3129 return this.each(function(){
3130 var q = queue(this, type);
3131
3132 q.shift();
3133
3134 if ( q.length )
3135 q[0].call( this );
3136 });
3137 };
3138
3139 jQuery.extend({
3140
3141 speed: function(speed, easing, fn) {
3142 var opt = speed && speed.constructor == Object ? speed : {
3143 complete: fn || !fn && easing ||
3144 jQuery.isFunction( speed ) && speed,
3145 duration: speed,
3146 easing: fn && easing || easing && easing.constructor != Function && easing
3147 };
3148
3149 opt.duration = (opt.duration && opt.duration.constructor == Number ?
3150 opt.duration :
3151 jQuery.fx.speeds[opt.duration]) || jQuery.fx.speeds.def;
3152
3153 // Queueing
3154 opt.old = opt.complete;
3155 opt.complete = function(){
3156 if ( opt.queue !== false )
3157 jQuery(this).dequeue();
3158 if ( jQuery.isFunction( opt.old ) )
3159 opt.old.call( this );
3160 };
3161
3162 return opt;
3163 },
3164
3165 easing: {
3166 linear: function( p, n, firstNum, diff ) {
3167 return firstNum + diff * p;
3168 },
3169 swing: function( p, n, firstNum, diff ) {
3170 return ((-Math.cos(p*Math.PI)/2) + 0.5) * diff + firstNum;
3171 }
3172 },
3173
3174 timers: [],
3175 timerId: null,
3176
3177 fx: function( elem, options, prop ){
3178 this.options = options;
3179 this.elem = elem;
3180 this.prop = prop;
3181
3182 if ( !options.orig )
3183 options.orig = {};
3184 }
3185
3186 });
3187
3188 jQuery.fx.prototype = {
3189
3190 // Simple function for setting a style value
3191 update: function(){
3192 if ( this.options.step )
3193 this.options.step.call( this.elem, this.now, this );
3194
3195 (jQuery.fx.step[this.prop] || jQuery.fx.step._default)( this );
3196
3197 // Set display property to block for height/width animations
3198 if ( this.prop == "height" || this.prop == "width" )
3199 this.elem.style.display = "block";
3200 },
3201
3202 // Get the current size
3203 cur: function(force){
3204 if ( this.elem[this.prop] != null && this.elem.style[this.prop] == null )
3205 return this.elem[ this.prop ];
3206
3207 var r = parseFloat(jQuery.css(this.elem, this.prop, force));
3208 return r && r > -10000 ? r : parseFloat(jQuery.curCSS(this.elem, this.prop)) || 0;
3209 },
3210
3211 // Start an animation from one number to another
3212 custom: function(from, to, unit){
3213 this.startTime = now();
3214 this.start = from;
3215 this.end = to;
3216 this.unit = unit || this.unit || "px";
3217 this.now = this.start;
3218 this.pos = this.state = 0;
3219 this.update();
3220
3221 var self = this;
3222 function t(gotoEnd){
3223 return self.step(gotoEnd);
3224 }
3225
3226 t.elem = this.elem;
3227
3228 jQuery.timers.push(t);
3229
3230 if ( jQuery.timerId == null ) {
3231 jQuery.timerId = setInterval(function(){
3232 var timers = jQuery.timers;
3233
3234 for ( var i = 0; i < timers.length; i++ )
3235 if ( !timers[i]() )
3236 timers.splice(i--, 1);
3237
3238 if ( !timers.length ) {
3239 clearInterval( jQuery.timerId );
3240 jQuery.timerId = null;
3241 }
3242 }, 13);
3243 }
3244 },
3245
3246 // Simple 'show' function
3247 show: function(){
3248 // Remember where we started, so that we can go back to it later
3249 this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
3250 this.options.show = true;
3251
3252 // Begin the animation
3253 this.custom(0, this.cur());
3254
3255 // Make sure that we start at a small width/height to avoid any
3256 // flash of content
3257 if ( this.prop == "width" || this.prop == "height" )
3258 this.elem.style[this.prop] = "1px";
3259
3260 // Start by showing the element
3261 jQuery(this.elem).show();
3262 },
3263
3264 // Simple 'hide' function
3265 hide: function(){
3266 // Remember where we started, so that we can go back to it later
3267 this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
3268 this.options.hide = true;
3269
3270 // Begin the animation
3271 this.custom(this.cur(), 0);
3272 },
3273
3274 // Each step of an animation
3275 step: function(gotoEnd){
3276 var t = now();
3277
3278 if ( gotoEnd || t > this.options.duration + this.startTime ) {
3279 this.now = this.end;
3280 this.pos = this.state = 1;
3281 this.update();
3282
3283 this.options.curAnim[ this.prop ] = true;
3284
3285 var done = true;
3286 for ( var i in this.options.curAnim )
3287 if ( this.options.curAnim[i] !== true )
3288 done = false;
3289
3290 if ( done ) {
3291 if ( this.options.display != null ) {
3292 // Reset the overflow
3293 this.elem.style.overflow = this.options.overflow;
3294
3295 // Reset the display
3296 this.elem.style.display = this.options.display;
3297 if ( jQuery.css(this.elem, "display") == "none" )
3298 this.elem.style.display = "block";
3299 }
3300
3301 // Hide the element if the "hide" operation was done
3302 if ( this.options.hide )
3303 this.elem.style.display = "none";
3304
3305 // Reset the properties, if the item has been hidden or shown
3306 if ( this.options.hide || this.options.show )
3307 for ( var p in this.options.curAnim )
3308 jQuery.attr(this.elem.style, p, this.options.orig[p]);
3309 }
3310
3311 if ( done )
3312 // Execute the complete function
3313 this.options.complete.call( this.elem );
3314
3315 return false;
3316 } else {
3317 var n = t - this.startTime;
3318 this.state = n / this.options.duration;
3319
3320 // Perform the easing function, defaults to swing
3321 this.pos = jQuery.easing[this.options.easing || (jQuery.easing.swing ? "swing" : "linear")](this.state, n, 0, 1, this.options.duration);
3322 this.now = this.start + ((this.end - this.start) * this.pos);
3323
3324 // Perform the next step of the animation
3325 this.update();
3326 }
3327
3328 return true;
3329 }
3330
3331 };
3332
3333 jQuery.extend( jQuery.fx, {
3334 speeds:{
3335 slow: 600,
3336 fast: 200,
3337 // Default speed
3338 def: 400
3339 },
3340 step: {
3341 scrollLeft: function(fx){
3342 fx.elem.scrollLeft = fx.now;
3343 },
3344
3345 scrollTop: function(fx){
3346 fx.elem.scrollTop = fx.now;
3347 },
3348
3349 opacity: function(fx){
3350 jQuery.attr(fx.elem.style, "opacity", fx.now);
3351 },
3352
3353 _default: function(fx){
3354 fx.elem.style[ fx.prop ] = fx.now + fx.unit;
3355 }
3356 }
3357 });
3358 // The Offset Method
3359 // Originally By Brandon Aaron, part of the Dimension Plugin
3360 // http://jquery.com/plugins/project/dimensions
3361 jQuery.fn.offset = function() {
3362 var left = 0, top = 0, elem = this[0], results;
3363
3364 if ( elem ) with ( jQuery.browser ) {
3365 var parent = elem.parentNode,
3366 offsetChild = elem,
3367 offsetParent = elem.offsetParent,
3368 doc = elem.ownerDocument,
3369 safari2 = safari && parseInt(version) < 522 && !/adobeair/i.test(userAgent),
3370 css = jQuery.curCSS,
3371 fixed = css(elem, "position") == "fixed";
3372
3373 // Use getBoundingClientRect if available
3374 if ( elem.getBoundingClientRect ) {
3375 var box = elem.getBoundingClientRect();
3376
3377 // Add the document scroll offsets
3378 add(box.left + Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
3379 box.top + Math.max(doc.documentElement.scrollTop, doc.body.scrollTop));
3380
3381 // IE adds the HTML element's border, by default it is medium which is 2px
3382 // IE 6 and 7 quirks mode the border width is overwritable by the following css html { border: 0; }
3383 // IE 7 standards mode, the border is always 2px
3384 // This border/offset is typically represented by the clientLeft and clientTop properties
3385 // However, in IE6 and 7 quirks mode the clientLeft and clientTop properties are not updated when overwriting it via CSS
3386 // Therefore this method will be off by 2px in IE while in quirksmode
3387 add( -doc.documentElement.clientLeft, -doc.documentElement.clientTop );
3388
3389 // Otherwise loop through the offsetParents and parentNodes
3390 } else {
3391
3392 // Initial element offsets
3393 add( elem.offsetLeft, elem.offsetTop );
3394
3395 // Get parent offsets
3396 while ( offsetParent ) {
3397 // Add offsetParent offsets
3398 add( offsetParent.offsetLeft, offsetParent.offsetTop );
3399
3400 // Mozilla and Safari > 2 does not include the border on offset parents
3401 // However Mozilla adds the border for table or table cells
3402 if ( mozilla && !/^t(able|d|h)$/i.test(offsetParent.tagName) || safari && !safari2 )
3403 border( offsetParent );
3404
3405 // Add the document scroll offsets if position is fixed on any offsetParent
3406 if ( !fixed && css(offsetParent, "position") == "fixed" )
3407 fixed = true;
3408
3409 // Set offsetChild to previous offsetParent unless it is the body element
3410 offsetChild = /^body$/i.test(offsetParent.tagName) ? offsetChild : offsetParent;
3411 // Get next offsetParent
3412 offsetParent = offsetParent.offsetParent;
3413 }
3414
3415 // Get parent scroll offsets
3416 while ( parent && parent.tagName && !/^body|html$/i.test(parent.tagName) ) {
3417 // Remove parent scroll UNLESS that parent is inline or a table to work around Opera inline/table scrollLeft/Top bug
3418 if ( !/^inline|table.*$/i.test(css(parent, "display")) )
3419 // Subtract parent scroll offsets
3420 add( -parent.scrollLeft, -parent.scrollTop );
3421
3422 // Mozilla does not add the border for a parent that has overflow != visible
3423 if ( mozilla && css(parent, "overflow") != "visible" )
3424 border( parent );
3425
3426 // Get next parent
3427 parent = parent.parentNode;
3428 }
3429
3430 // Safari <= 2 doubles body offsets with a fixed position element/offsetParent or absolutely positioned offsetChild
3431 // Mozilla doubles body offsets with a non-absolutely positioned offsetChild
3432 if ( (safari2 && (fixed || css(offsetChild, "position") == "absolute")) ||
3433 (mozilla && css(offsetChild, "position") != "absolute") )
3434 add( -doc.body.offsetLeft, -doc.body.offsetTop );
3435
3436 // Add the document scroll offsets if position is fixed
3437 if ( fixed )
3438 add(Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
3439 Math.max(doc.documentElement.scrollTop, doc.body.scrollTop));
3440 }
3441
3442 // Return an object with top and left properties
3443 results = { top: top, left: left };
3444 }
3445
3446 function border(elem) {
3447 add( jQuery.curCSS(elem, "borderLeftWidth", true), jQuery.curCSS(elem, "borderTopWidth", true) );
3448 }
3449
3450 function add(l, t) {
3451 left += parseInt(l, 10) || 0;
3452 top += parseInt(t, 10) || 0;
3453 }
3454
3455 return results;
3456 };
3457
3458
3459 jQuery.fn.extend({
3460 position: function() {
3461 var left = 0, top = 0, results;
3462
3463 if ( this[0] ) {
3464 // Get *real* offsetParent
3465 var offsetParent = this.offsetParent(),
3466
3467 // Get correct offsets
3468 offset = this.offset(),
3469 parentOffset = /^body|html$/i.test(offsetParent[0].tagName) ? { top: 0, left: 0 } : offsetParent.offset();
3470
3471 // Subtract element margins
3472 // note: when an element has margin: auto the offsetLeft and marginLeft
3473 // are the same in Safari causing offset.left to incorrectly be 0
3474 offset.top -= num( this, 'marginTop' );
3475 offset.left -= num( this, 'marginLeft' );
3476
3477 // Add offsetParent borders
3478 parentOffset.top += num( offsetParent, 'borderTopWidth' );
3479 parentOffset.left += num( offsetParent, 'borderLeftWidth' );
3480
3481 // Subtract the two offsets
3482 results = {
3483 top: offset.top - parentOffset.top,
3484 left: offset.left - parentOffset.left
3485 };
3486 }
3487
3488 return results;
3489 },
3490
3491 offsetParent: function() {
3492 var offsetParent = this[0].offsetParent;
3493 while ( offsetParent && (!/^body|html$/i.test(offsetParent.tagName) && jQuery.css(offsetParent, 'position') == 'static') )
3494 offsetParent = offsetParent.offsetParent;
3495 return jQuery(offsetParent);
3496 }
3497 });
3498
3499
3500 // Create scrollLeft and scrollTop methods
3501 jQuery.each( ['Left', 'Top'], function(i, name) {
3502 var method = 'scroll' + name;
3503
3504 jQuery.fn[ method ] = function(val) {
3505 if (!this[0]) return;
3506
3507 return val != undefined ?
3508
3509 // Set the scroll offset
3510 this.each(function() {
3511 this == window || this == document ?
3512 window.scrollTo(
3513 !i ? val : jQuery(window).scrollLeft(),
3514 i ? val : jQuery(window).scrollTop()
3515 ) :
3516 this[ method ] = val;
3517 }) :
3518
3519 // Return the scroll offset
3520 this[0] == window || this[0] == document ?
3521 self[ i ? 'pageYOffset' : 'pageXOffset' ] ||
3522 jQuery.boxModel && document.documentElement[ method ] ||
3523 document.body[ method ] :
3524 this[0][ method ];
3525 };
3526 });
3527 // Create innerHeight, innerWidth, outerHeight and outerWidth methods
3528 jQuery.each([ "Height", "Width" ], function(i, name){
3529
3530 var tl = i ? "Left" : "Top", // top or left
3531 br = i ? "Right" : "Bottom"; // bottom or right
3532
3533 // innerHeight and innerWidth
3534 jQuery.fn["inner" + name] = function(){
3535 return this[ name.toLowerCase() ]() +
3536 num(this, "padding" + tl) +
3537 num(this, "padding" + br);
3538 };
3539
3540 // outerHeight and outerWidth
3541 jQuery.fn["outer" + name] = function(margin) {
3542 return this["inner" + name]() +
3543 num(this, "border" + tl + "Width") +
3544 num(this, "border" + br + "Width") +
3545 (margin ?
3546 num(this, "margin" + tl) + num(this, "margin" + br) : 0);
3547 };
3548
3549 });})();© 版权声明
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