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source: extensions/lightbox/js/jquery.colorbox.js @ 8804

Last change on this file since 8804 was 7949, checked in by patdenice, 13 years ago
Update Colorbox plugin to 1.3.15. Avoid jQuery conflicts.
File size: 23.8 KB

Line
1	// ColorBox v1.3.14 - a full featured, light-weight, customizable lightbox based on jQuery 1.3+
2	// Copyright (c) 2010 Jack Moore - jack@colorpowered.com
3	// Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
4	(function ($, window) {
5
6	var
7	// ColorBox Default Settings.
8	// See http://colorpowered.com/colorbox for details.
9	defaults = {
10	transition: "elastic",
11	speed: 300,
12	width: false,
13	initialWidth: "600",
14	innerWidth: false,
15	maxWidth: false,
16	height: false,
17	initialHeight: "450",
18	innerHeight: false,
19	maxHeight: false,
20	scalePhotos: true,
21	scrolling: true,
22	inline: false,
23	html: false,
24	iframe: false,
25	photo: false,
26	href: false,
27	title: false,
28	rel: false,
29	opacity: 0.9,
30	preloading: true,
31	current: "image {current} of {total}",
32	previous: "previous",
33	next: "next",
34	close: "close",
35	open: false,
36	returnFocus: true,
37	loop: true,
38	slideshow: false,
39	slideshowAuto: true,
40	slideshowSpeed: 2500,
41	slideshowStart: "start slideshow",
42	slideshowStop: "stop slideshow",
43	onOpen: false,
44	onLoad: false,
45	onComplete: false,
46	onCleanup: false,
47	onClosed: false,
48	overlayClose: true,
49	escKey: true,
50	arrowKey: true
51	},
52
53	// Abstracting the HTML and event identifiers for easy rebranding
54	colorbox = 'colorbox',
55	prefix = 'cbox',
56
57	// Events
58	event_open = prefix + '_open',
59	event_load = prefix + '_load',
60	event_complete = prefix + '_complete',
61	event_cleanup = prefix + '_cleanup',
62	event_closed = prefix + '_closed',
63	event_purge = prefix + '_purge',
64	event_loaded = prefix + '_loaded',
65
66	// Special Handling for IE
67	isIE = $.browser.msie && !$.support.opacity, // feature detection alone gave a false positive on at least one phone browser and on some development versions of Chrome.
68	isIE6 = isIE && $.browser.version < 7,
69	event_ie6 = prefix + '_IE6',
70
71	// Cached jQuery Object Variables
72	$overlay,
73	$box,
74	$wrap,
75	$content,
76	$topBorder,
77	$leftBorder,
78	$rightBorder,
79	$bottomBorder,
80	$related,
81	$window,
82	$loaded,
83	$loadingBay,
84	$loadingOverlay,
85	$title,
86	$current,
87	$slideshow,
88	$next,
89	$prev,
90	$close,
91
92	// Variables for cached values or use across multiple functions
93	interfaceHeight,
94	interfaceWidth,
95	loadedHeight,
96	loadedWidth,
97	element,
98	index,
99	settings,
100	open,
101	active,
102	closing = false,
103
104	publicMethod,
105	boxElement = prefix + 'Element';
106
107	// ****************
108	// HELPER FUNCTIONS
109	// ****************
110
111	// jQuery object generator to reduce code size
112	function $div(id, css) {
113	id = id ? ' id="' + prefix + id + '"' : '';
114	css = css ? ' style="' + css + '"' : '';
115	return $('<div' + id + css + '/>');
116	}
117
118	// Convert % values to pixels
119	function setSize(size, dimension) {
120	dimension = dimension === 'x' ? $window.width() : $window.height();
121	return (typeof size === 'string') ? Math.round((/%/.test(size) ? (dimension / 100) * parseInt(size, 10) : parseInt(size, 10))) : size;
122	}
123
124	// Checks an href to see if it is a photo.
125	// There is a force photo option (photo: true) for hrefs that cannot be matched by this regex.
126	function isImage(url) {
127	return settings.photo \|\| /\.(gif\|png\|jpg\|jpeg\|bmp)(?:\?([^#]))?(?:#(\.))?$/i.test(url);
128	}
129
130	// Assigns function results to their respective settings. This allows functions to be used as values.
131	function process(settings) {
132	for (var i in settings) {
133	if ($.isFunction(settings[i]) && i.substring(0, 2) !== 'on') { // checks to make sure the function isn't one of the callbacks, they will be handled at the appropriate time.
134	settings[i] = settings[i].call(element);
135	}
136	}
137	settings.rel = settings.rel \|\| element.rel \|\| 'nofollow';
138	settings.href = settings.href \|\| $(element).attr('href');
139	settings.title = settings.title \|\| element.title;
140	return settings;
141	}
142
143	function trigger(event, callback) {
144	if (callback) {
145	callback.call(element);
146	}
147	$.event.trigger(event);
148	}
149
150	// Slideshow functionality
151	function slideshow() {
152	var
153	timeOut,
154	className = prefix + "Slideshow_",
155	click = "click." + prefix,
156	start,
157	stop,
158	clear;
159
160	if (settings.slideshow && $related[1]) {
161	start = function () {
162	$slideshow
163	.text(settings.slideshowStop)
164	.unbind(click)
165	.bind(event_complete, function () {
166	if (index < $related.length - 1 \|\| settings.loop) {
167	timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);
168	}
169	})
170	.bind(event_load, function () {
171	clearTimeout(timeOut);
172	})
173	.one(click + ' ' + event_cleanup, stop);
174	$box.removeClass(className + "off").addClass(className + "on");
175	timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);
176	};
177
178	stop = function () {
179	clearTimeout(timeOut);
180	$slideshow
181	.text(settings.slideshowStart)
182	.unbind([event_complete, event_load, event_cleanup, click].join(' '))
183	.one(click, start);
184	$box.removeClass(className + "on").addClass(className + "off");
185	};
186
187	if (settings.slideshowAuto) {
188	start();
189	} else {
190	stop();
191	}
192	}
193	}
194
195	function launch(elem) {
196	if (!closing) {
197
198	element = elem;
199
200	settings = process($.extend({}, $.data(element, colorbox)));
201
202	$related = $(element);
203
204	index = 0;
205
206	if (settings.rel !== 'nofollow') {
207	$related = $('.' + boxElement).filter(function () {
208	var relRelated = $.data(this, colorbox).rel \|\| this.rel;
209	return (relRelated === settings.rel);
210	});
211	index = $related.index(element);
212
213	// Check direct calls to ColorBox.
214	if (index === -1) {
215	$related = $related.add(element);
216	index = $related.length - 1;
217	}
218	}
219
220	if (!open) {
221	open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys.
222
223	$box.show();
224
225	if (settings.returnFocus) {
226	try {
227	element.blur();
228	$(element).one(event_closed, function () {
229	try {
230	this.focus();
231	} catch (e) {
232	// do nothing
233	}
234	});
235	} catch (e) {
236	// do nothing
237	}
238	}
239
240	// +settings.opacity avoids a problem in IE when using non-zero-prefixed-string-values, like '.5'
241	$overlay.css({"opacity": +settings.opacity, "cursor": settings.overlayClose ? "pointer" : "auto"}).show();
242
243	// Opens inital empty ColorBox prior to content being loaded.
244	settings.w = setSize(settings.initialWidth, 'x');
245	settings.h = setSize(settings.initialHeight, 'y');
246	publicMethod.position(0);
247
248	if (isIE6) {
249	$window.bind('resize.' + event_ie6 + ' scroll.' + event_ie6, function () {
250	$overlay.css({width: $window.width(), height: $window.height(), top: $window.scrollTop(), left: $window.scrollLeft()});
251	}).trigger('scroll.' + event_ie6);
252	}
253
254	trigger(event_open, settings.onOpen);
255
256	$current.add($prev).add($next).add($slideshow).add($title).hide();
257
258	$close.html(settings.close).show();
259	}
260
261	publicMethod.load(true);
262	}
263	}
264
265	// ****************
266	// PUBLIC FUNCTIONS
267	// Usage format: $.fn.colorbox.close();
268	// Usage from within an iframe: parent.$.fn.colorbox.close();
269	// ****************
270
271	publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) {
272	var $this = this, autoOpen;
273
274	if (!$this[0] && $this.selector) { // if a selector was given and it didn't match any elements, go ahead and exit.
275	return $this;
276	}
277
278	options = options \|\| {};
279
280	if (callback) {
281	options.onComplete = callback;
282	}
283
284	if (!$this[0] \|\| $this.selector === undefined) { // detects $.colorbox() and $.fn.colorbox()
285	$this = $('<a/>');
286	options.open = true; // assume an immediate open
287	}
288
289	$this.each(function () {
290	$.data(this, colorbox, $.extend({}, $.data(this, colorbox) \|\| defaults, options));
291	$(this).addClass(boxElement);
292	});
293
294	autoOpen = options.open;
295
296	if ($.isFunction(autoOpen)) {
297	autoOpen = autoOpen.call($this);
298	}
299
300	if (autoOpen) {
301	launch($this[0]);
302	}
303
304	return $this;
305	};
306
307	// Initialize ColorBox: store common calculations, preload the interface graphics, append the html.
308	// This preps colorbox for a speedy open when clicked, and lightens the burdon on the browser by only
309	// having to run once, instead of each time colorbox is opened.
310	publicMethod.init = function () {
311	// Create & Append jQuery Objects
312	$window = $(window);
313	$box = $div().attr({id: colorbox, 'class': isIE ? prefix + 'IE' : ''});
314	$overlay = $div("Overlay", isIE6 ? 'position:absolute' : '').hide();
315
316	$wrap = $div("Wrapper");
317	$content = $div("Content").append(
318	$loaded = $div("LoadedContent", 'width:0; height:0; overflow:hidden'),
319	$loadingOverlay = $div("LoadingOverlay").add($div("LoadingGraphic")),
320	$title = $div("Title"),
321	$current = $div("Current"),
322	$next = $div("Next"),
323	$prev = $div("Previous"),
324	$slideshow = $div("Slideshow").bind(event_open, slideshow),
325	$close = $div("Close")
326	);
327	$wrap.append( // The 3x3 Grid that makes up ColorBox
328	$div().append(
329	$div("TopLeft"),
330	$topBorder = $div("TopCenter"),
331	$div("TopRight")
332	),
333	$div(false, 'clear:left').append(
334	$leftBorder = $div("MiddleLeft"),
335	$content,
336	$rightBorder = $div("MiddleRight")
337	),
338	$div(false, 'clear:left').append(
339	$div("BottomLeft"),
340	$bottomBorder = $div("BottomCenter"),
341	$div("BottomRight")
342	)
343	).children().children().css({'float': 'left'});
344
345	$loadingBay = $div(false, 'position:absolute; width:9999px; visibility:hidden; display:none');
346
347	$('body').prepend($overlay, $box.append($wrap, $loadingBay));
348
349	$content.children()
350	.hover(function () {
351	$(this).addClass('hover');
352	}, function () {
353	$(this).removeClass('hover');
354	}).addClass('hover');
355
356	// Cache values needed for size calculations
357	interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();//Subtraction needed for IE6
358	interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width();
359	loadedHeight = $loaded.outerHeight(true);
360	loadedWidth = $loaded.outerWidth(true);
361
362	// Setting padding to remove the need to do size conversions during the animation step.
363	$box.css({"padding-bottom": interfaceHeight, "padding-right": interfaceWidth}).hide();
364
365	// Setup button events.
366	$next.click(publicMethod.next);
367	$prev.click(publicMethod.prev);
368	$close.click(publicMethod.close);
369
370	// Adding the 'hover' class allowed the browser to load the hover-state
371	// background graphics. The class can now can be removed.
372	$content.children().removeClass('hover');
373
374	$('.' + boxElement).live('click', function (e) {
375	// checks to see if it was a non-left mouse-click and for clicks modified with ctrl, shift, or alt.
376	if (!((e.button !== 0 && typeof e.button !== 'undefined') \|\| e.ctrlKey \|\| e.shiftKey \|\| e.altKey)) {
377	e.preventDefault();
378	launch(this);
379	}
380	});
381
382	$overlay.click(function () {
383	if (settings.overlayClose) {
384	publicMethod.close();
385	}
386	});
387
388	// Set Navigation Key Bindings
389	$(document).bind("keydown", function (e) {
390	if (open && settings.escKey && e.keyCode === 27) {
391	e.preventDefault();
392	publicMethod.close();
393	}
394	if (open && settings.arrowKey && !active && $related[1]) {
395	if (e.keyCode === 37 && (index \|\| settings.loop)) {
396	e.preventDefault();
397	$prev.click();
398	} else if (e.keyCode === 39 && (index < $related.length - 1 \|\| settings.loop)) {
399	e.preventDefault();
400	$next.click();
401	}
402	}
403	});
404	};
405
406	publicMethod.remove = function () {
407	$box.add($overlay).remove();
408	$('.' + boxElement).die('click').removeData(colorbox).removeClass(boxElement);
409	};
410
411	publicMethod.position = function (speed, loadedCallback) {
412	var
413	animate_speed,
414	// keeps the top and left positions within the browser's viewport.
415	posTop = Math.max(document.documentElement.clientHeight - settings.h - loadedHeight - interfaceHeight, 0) / 2 + $window.scrollTop(),
416	posLeft = Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2 + $window.scrollLeft();
417
418	// setting the speed to 0 to reduce the delay between same-sized content.
419	animate_speed = ($box.width() === settings.w + loadedWidth && $box.height() === settings.h + loadedHeight) ? 0 : speed;
420
421	// this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly,
422	// but it has to be shrank down around the size of div#colorbox when it's done. If not,
423	// it can invoke an obscure IE bug when using iframes.
424	$wrap[0].style.width = $wrap[0].style.height = "9999px";
425
426	function modalDimensions(that) {
427	// loading overlay height has to be explicitly set for IE6.
428	$topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = that.style.width;
429	$loadingOverlay[0].style.height = $loadingOverlay[1].style.height = $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = that.style.height;
430	}
431
432	$box.dequeue().animate({width: settings.w + loadedWidth, height: settings.h + loadedHeight, top: posTop, left: posLeft}, {
433	duration: animate_speed,
434	complete: function () {
435	modalDimensions(this);
436
437	active = false;
438
439	// shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.
440	$wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px";
441	$wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px";
442
443	if (loadedCallback) {
444	loadedCallback();
445	}
446	},
447	step: function () {
448	modalDimensions(this);
449	}
450	});
451	};
452
453	publicMethod.resize = function (options) {
454	if (open) {
455	options = options \|\| {};
456
457	if (options.width) {
458	settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth;
459	}
460	if (options.innerWidth) {
461	settings.w = setSize(options.innerWidth, 'x');
462	}
463	$loaded.css({width: settings.w});
464
465	if (options.height) {
466	settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight;
467	}
468	if (options.innerHeight) {
469	settings.h = setSize(options.innerHeight, 'y');
470	}
471	if (!options.innerHeight && !options.height) {
472	var $child = $loaded.wrapInner("<div style='overflow:auto'></div>").children(); // temporary wrapper to get an accurate estimate of just how high the total content should be.
473	settings.h = $child.height();
474	$child.replaceWith($child.children()); // ditch the temporary wrapper div used in height calculation
475	}
476	$loaded.css({height: settings.h});
477
478	publicMethod.position(settings.transition === "none" ? 0 : settings.speed);
479	}
480	};
481
482	publicMethod.prep = function (object) {
483	if (!open) {
484	return;
485	}
486
487	var photo,
488	speed = settings.transition === "none" ? 0 : settings.speed;
489
490	$window.unbind('resize.' + prefix);
491	$loaded.remove();
492	$loaded = $div('LoadedContent').html(object);
493
494	function getWidth() {
495	settings.w = settings.w \|\| $loaded.width();
496	settings.w = settings.mw && settings.mw < settings.w ? settings.mw : settings.w;
497	return settings.w;
498	}
499	function getHeight() {
500	settings.h = settings.h \|\| $loaded.height();
501	settings.h = settings.mh && settings.mh < settings.h ? settings.mh : settings.h;
502	return settings.h;
503	}
504
505	$loaded.hide()
506	.appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations.
507	.css({width: getWidth(), overflow: settings.scrolling ? 'auto' : 'hidden'})
508	.css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height.
509	.prependTo($content);
510
511	$loadingBay.hide();
512
513	// floating the IMG removes the bottom line-height and fixed a problem where IE miscalculates the width of the parent element as 100% of the document width.
514	$('#' + prefix + 'Photo').css({cssFloat: 'none', marginLeft: 'auto', marginRight: 'auto'});
515
516	// Hides SELECT elements in IE6 because they would otherwise sit on top of the overlay.
517	if (isIE6) {
518	$('select').not($box.find('select')).filter(function () {
519	return this.style.visibility !== 'hidden';
520	}).css({'visibility': 'hidden'}).one(event_cleanup, function () {
521	this.style.visibility = 'inherit';
522	});
523	}
524
525	function setPosition(s) {
526	var prev, prevSrc, next, nextSrc, total = $related.length, loop = settings.loop;
527	publicMethod.position(s, function () {
528	function defilter() {
529	if (isIE) {
530	//IE adds a filter when ColorBox fades in and out that can cause problems if the loaded content contains transparent pngs.
531	$box[0].style.filter = false;
532	}
533	}
534
535	if (!open) {
536	return;
537	}
538
539	if (isIE) {
540	//This fadeIn helps the bicubic resampling to kick-in.
541	if (photo) {
542	$loaded.fadeIn(100);
543	}
544	}
545
546	$loaded.show();
547
548	trigger(event_loaded);
549
550	$title.show().html(settings.title);
551
552	if (total > 1) { // handle grouping
553	if (typeof settings.current === "string") {
554	$current.html(settings.current.replace(/\{current\}/, index + 1).replace(/\{total\}/, total)).show();
555	}
556
557	$next[(loop \|\| index < total - 1) ? "show" : "hide"]().html(settings.next);
558	$prev[(loop \|\| index) ? "show" : "hide"]().html(settings.previous);
559
560	prev = index ? $related[index - 1] : $related[total - 1];
561	next = index < total - 1 ? $related[index + 1] : $related[0];
562
563	if (settings.slideshow) {
564	$slideshow.show();
565	}
566
567	// Preloads images within a rel group
568	if (settings.preloading) {
569	nextSrc = $.data(next, colorbox).href \|\| next.href;
570	prevSrc = $.data(prev, colorbox).href \|\| prev.href;
571
572	nextSrc = $.isFunction(nextSrc) ? nextSrc.call(next) : nextSrc;
573	prevSrc = $.isFunction(prevSrc) ? prevSrc.call(prev) : prevSrc;
574
575	if (isImage(nextSrc)) {
576	$('<img/>')[0].src = nextSrc;
577	}
578
579	if (isImage(prevSrc)) {
580	$('<img/>')[0].src = prevSrc;
581	}
582	}
583	}
584
585	$loadingOverlay.hide();
586
587	if (settings.transition === 'fade') {
588	$box.fadeTo(speed, 1, function () {
589	defilter();
590	});
591	} else {
592	defilter();
593	}
594
595	$window.bind('resize.' + prefix, function () {
596	publicMethod.position(0);
597	});
598
599	trigger(event_complete, settings.onComplete);
600	});
601	}
602
603	if (settings.transition === 'fade') {
604	$box.fadeTo(speed, 0, function () {
605	setPosition(0);
606	});
607	} else {
608	setPosition(speed);
609	}
610	};
611
612	publicMethod.load = function (launched) {
613	var href, img, setResize, prep = publicMethod.prep;
614
615	active = true;
616	element = $related[index];
617
618	if (!launched) {
619	settings = process($.extend({}, $.data(element, colorbox)));
620	}
621
622	trigger(event_purge);
623
624	trigger(event_load, settings.onLoad);
625
626	settings.h = settings.height ?
627	setSize(settings.height, 'y') - loadedHeight - interfaceHeight :
628	settings.innerHeight && setSize(settings.innerHeight, 'y');
629
630	settings.w = settings.width ?
631	setSize(settings.width, 'x') - loadedWidth - interfaceWidth :
632	settings.innerWidth && setSize(settings.innerWidth, 'x');
633
634	// Sets the minimum dimensions for use in image scaling
635	settings.mw = settings.w;
636	settings.mh = settings.h;
637
638	// Re-evaluate the minimum width and height based on maxWidth and maxHeight values.
639	// If the width or height exceed the maxWidth or maxHeight, use the maximum values instead.
640	if (settings.maxWidth) {
641	settings.mw = setSize(settings.maxWidth, 'x') - loadedWidth - interfaceWidth;
642	settings.mw = settings.w && settings.w < settings.mw ? settings.w : settings.mw;
643	}
644	if (settings.maxHeight) {
645	settings.mh = setSize(settings.maxHeight, 'y') - loadedHeight - interfaceHeight;
646	settings.mh = settings.h && settings.h < settings.mh ? settings.h : settings.mh;
647	}
648
649	href = settings.href;
650
651	$loadingOverlay.show();
652
653	if (settings.inline) {
654	// Inserts an empty placeholder where inline content is being pulled from.
655	// An event is bound to put inline content back when ColorBox closes or loads new content.
656	$div().hide().insertBefore($(href)[0]).one(event_purge, function () {
657	$(this).replaceWith($loaded.children());
658	});
659	prep($(href));
660	} else if (settings.iframe) {
661	// IFrame element won't be added to the DOM until it is ready to be displayed,
662	// to avoid problems with DOM-ready JS that might be trying to run in that iframe.
663	$box.one(event_loaded, function () {
664	var $iframe = $("<iframe name='" + new Date().getTime() + "' frameborder=0" + (settings.scrolling ? "" : " scrolling='no'") + (isIE ? " allowtransparency='true'" : '') + " style='width:100%; height:100%; border:0; display:block;'/>");
665	$iframe[0].src = settings.href;
666	$iframe.appendTo($loaded).one(event_purge, function () {
667	$iframe[0].src = '//about:blank';
668	});
669	});
670
671	prep(" ");
672	} else if (settings.html) {
673	prep(settings.html);
674	} else if (isImage(href)) {
675	img = new Image();
676	img.onload = function () {
677	var percent;
678	img.onload = null;
679	img.id = prefix + 'Photo';
680	$(img).css({border: 'none', display: 'block', cssFloat: 'left'});
681	if (settings.scalePhotos) {
682	setResize = function () {
683	img.height -= img.height * percent;
684	img.width -= img.width * percent;
685	};
686	if (settings.mw && img.width > settings.mw) {
687	percent = (img.width - settings.mw) / img.width;
688	setResize();
689	}
690	if (settings.mh && img.height > settings.mh) {
691	percent = (img.height - settings.mh) / img.height;
692	setResize();
693	}
694	}
695
696	if (settings.h) {
697	img.style.marginTop = Math.max(settings.h - img.height, 0) / 2 + 'px';
698	}
699
700	if ($related[1] && (index < $related.length - 1 \|\| settings.loop)) {
701	$(img).css({cursor: 'pointer'}).click(publicMethod.next);
702	}
703
704	if (isIE) {
705	img.style.msInterpolationMode = 'bicubic';
706	}
707
708	setTimeout(function () { // Chrome will sometimes report a 0 by 0 size if there isn't pause in execution
709	prep(img);
710	}, 1);
711	};
712
713	setTimeout(function () { // Opera 10.6+ will sometimes load the src before the onload function is set
714	img.src = href;
715	}, 1);
716	} else if (href) {
717	$loadingBay.load(href, function (data, status, xhr) {
718	prep(status === 'error' ? 'Request unsuccessful: ' + xhr.statusText : $(this).children());
719	});
720	}
721	};
722
723	// Navigates to the next page/image in a set.
724	publicMethod.next = function () {
725	if (!active) {
726	index = index < $related.length - 1 ? index + 1 : 0;
727	publicMethod.load();
728	}
729	};
730
731	publicMethod.prev = function () {
732	if (!active) {
733	index = index ? index - 1 : $related.length - 1;
734	publicMethod.load();
735	}
736	};
737
738	// Note: to use this within an iframe use the following format: parent.$.fn.colorbox.close();
739	publicMethod.close = function () {
740	if (open && !closing) {
741	closing = true;
742
743	open = false;
744
745	trigger(event_cleanup, settings.onCleanup);
746
747	$window.unbind('.' + prefix + ' .' + event_ie6);
748
749	$overlay.fadeTo('fast', 0);
750
751	$box.stop().fadeTo('fast', 0, function () {
752
753	trigger(event_purge);
754
755	$loaded.remove();
756
757	$box.add($overlay).css({'opacity': 1, cursor: 'auto'}).hide();
758
759	setTimeout(function () {
760	closing = false;
761	trigger(event_closed, settings.onClosed);
762	}, 1);
763	});
764	}
765	};
766
767	// A method for fetching the current element ColorBox is referencing.
768	// returns a jQuery object.
769	publicMethod.element = function () {
770	return $(element);
771	};
772
773	publicMethod.settings = defaults;
774
775	// Initializes ColorBox when the DOM has loaded
776	$(publicMethod.init);
777
778	}(jQuery, this));

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