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source: extensions/lightbox/js/jquery.colorbox.js @ 23576

Last change on this file since 23576 was 9976, checked in by patdenice, 14 years ago
Update colorbox to 1.3.16
File size: 24.6 KB

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1	// ColorBox v1.3.16 - a full featured, light-weight, customizable lightbox based on jQuery 1.3+
2	// Copyright (c) 2011 Jack Moore - jack@colorpowered.com
3	// Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
4	(function ($, document, window) {
5	var
6	// ColorBox Default Settings.
7	// See http://colorpowered.com/colorbox for details.
8	defaults = {
9	transition: "elastic",
10	speed: 300,
11	width: false,
12	initialWidth: "600",
13	innerWidth: false,
14	maxWidth: false,
15	height: false,
16	initialHeight: "450",
17	innerHeight: false,
18	maxHeight: false,
19	scalePhotos: true,
20	scrolling: true,
21	inline: false,
22	html: false,
23	iframe: false,
24	fastIframe: true,
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
65	// Special Handling for IE
66	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.
67	isIE6 = isIE && $.browser.version < 7,
68	event_ie6 = prefix + '_IE6',
69
70	// Cached jQuery Object Variables
71	$overlay,
72	$box,
73	$wrap,
74	$content,
75	$topBorder,
76	$leftBorder,
77	$rightBorder,
78	$bottomBorder,
79	$related,
80	$window,
81	$loaded,
82	$loadingBay,
83	$loadingOverlay,
84	$title,
85	$current,
86	$slideshow,
87	$next,
88	$prev,
89	$close,
90	$groupControls,
91
92	// Variables for cached values or use across multiple functions
93	settings = {},
94	interfaceHeight,
95	interfaceWidth,
96	loadedHeight,
97	loadedWidth,
98	element,
99	index,
100	photo,
101	open,
102	active,
103	closing = false,
104
105	publicMethod,
106	boxElement = prefix + 'Element';
107
108	// ****************
109	// HELPER FUNCTIONS
110	// ****************
111
112	// jQuery object generator to reduce code size
113	function $div(id, cssText) {
114	var div = document.createElement('div');
115	if (id) {
116	div.id = prefix + id;
117	}
118	div.style.cssText = cssText \|\| false;
119	return $(div);
120	}
121
122	// Convert % values to pixels
123	function setSize(size, dimension) {
124	dimension = dimension === 'x' ? $window.width() : $window.height();
125	return (typeof size === 'string') ? Math.round((/%/.test(size) ? (dimension / 100) * parseInt(size, 10) : parseInt(size, 10))) : size;
126	}
127
128	// Checks an href to see if it is a photo.
129	// There is a force photo option (photo: true) for hrefs that cannot be matched by this regex.
130	function isImage(url) {
131	return settings.photo \|\| /\.(gif\|png\|jpg\|jpeg\|bmp)(?:\?([^#]))?(?:#(\.))?$/i.test(url);
132	}
133
134	// Assigns function results to their respective settings. This allows functions to be used as values.
135	function process(settings) {
136	for (var i in settings) {
137	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.
138	settings[i] = settings[i].call(element);
139	}
140	}
141	settings.rel = settings.rel \|\| element.rel \|\| 'nofollow';
142	settings.href = $.trim(settings.href \|\| $(element).attr('href'));
143	settings.title = settings.title \|\| element.title;
144	}
145
146	function trigger(event, callback) {
147	if (callback) {
148	callback.call(element);
149	}
150	$.event.trigger(event);
151	}
152
153	// Slideshow functionality
154	function slideshow() {
155	var
156	timeOut,
157	className = prefix + "Slideshow_",
158	click = "click." + prefix,
159	start,
160	stop,
161	clear;
162
163	if (settings.slideshow && $related[1]) {
164	start = function () {
165	$slideshow
166	.text(settings.slideshowStop)
167	.unbind(click)
168	.bind(event_complete, function () {
169	if (index < $related.length - 1 \|\| settings.loop) {
170	timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);
171	}
172	})
173	.bind(event_load, function () {
174	clearTimeout(timeOut);
175	})
176	.one(click + ' ' + event_cleanup, stop);
177	$box.removeClass(className + "off").addClass(className + "on");
178	timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);
179	};
180
181	stop = function () {
182	clearTimeout(timeOut);
183	$slideshow
184	.text(settings.slideshowStart)
185	.unbind([event_complete, event_load, event_cleanup, click].join(' '))
186	.one(click, start);
187	$box.removeClass(className + "on").addClass(className + "off");
188	};
189
190	if (settings.slideshowAuto) {
191	start();
192	} else {
193	stop();
194	}
195	}
196	}
197
198	function launch(elem) {
199	if (!closing) {
200
201	element = elem;
202
203	process($.extend(settings, $.data(element, colorbox)));
204
205	$related = $(element);
206
207	index = 0;
208
209	if (settings.rel !== 'nofollow') {
210	$related = $('.' + boxElement).filter(function () {
211	var relRelated = $.data(this, colorbox).rel \|\| this.rel;
212	return (relRelated === settings.rel);
213	});
214	index = $related.index(element);
215
216	// Check direct calls to ColorBox.
217	if (index === -1) {
218	$related = $related.add(element);
219	index = $related.length - 1;
220	}
221	}
222
223	if (!open) {
224	open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys.
225
226	$box.show();
227
228	if (settings.returnFocus) {
229	try {
230	element.blur();
231	$(element).one(event_closed, function () {
232	try {
233	this.focus();
234	} catch (e) {
235	// do nothing
236	}
237	});
238	} catch (e) {
239	// do nothing
240	}
241	}
242
243	// +settings.opacity avoids a problem in IE when using non-zero-prefixed-string-values, like '.5'
244	$overlay.css({"opacity": +settings.opacity, "cursor": settings.overlayClose ? "pointer" : "auto"}).show();
245
246	// Opens inital empty ColorBox prior to content being loaded.
247	settings.w = setSize(settings.initialWidth, 'x');
248	settings.h = setSize(settings.initialHeight, 'y');
249	publicMethod.position(0);
250
251	if (isIE6) {
252	$window.bind('resize.' + event_ie6 + ' scroll.' + event_ie6, function () {
253	$overlay.css({width: $window.width(), height: $window.height(), top: $window.scrollTop(), left: $window.scrollLeft()});
254	}).trigger('resize.' + event_ie6);
255	}
256
257	trigger(event_open, settings.onOpen);
258
259	$groupControls.add($title).hide();
260
261	$close.html(settings.close).show();
262	}
263
264	publicMethod.load(true);
265	}
266	}
267
268	// ****************
269	// PUBLIC FUNCTIONS
270	// Usage format: $.fn.colorbox.close();
271	// Usage from within an iframe: parent.$.fn.colorbox.close();
272	// ****************
273
274	publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) {
275	var $this = this, autoOpen;
276
277	if (!$this[0] && $this.selector) { // if a selector was given and it didn't match any elements, go ahead and exit.
278	return $this;
279	}
280
281	options = options \|\| {};
282
283	if (callback) {
284	options.onComplete = callback;
285	}
286
287	if (!$this[0] \|\| $this.selector === undefined) { // detects $.colorbox() and $.fn.colorbox()
288	$this = $('<a/>');
289	options.open = true; // assume an immediate open
290	}
291
292	$this.each(function () {
293	$.data(this, colorbox, $.extend({}, $.data(this, colorbox) \|\| defaults, options));
294	$(this).addClass(boxElement);
295	});
296
297	autoOpen = options.open;
298
299	if ($.isFunction(autoOpen)) {
300	autoOpen = autoOpen.call($this);
301	}
302
303	if (autoOpen) {
304	launch($this[0]);
305	}
306
307	return $this;
308	};
309
310	// Initialize ColorBox: store common calculations, preload the interface graphics, append the html.
311	// This preps colorbox for a speedy open when clicked, and lightens the burdon on the browser by only
312	// having to run once, instead of each time colorbox is opened.
313	publicMethod.init = function () {
314	// Create & Append jQuery Objects
315	$window = $(window);
316	$box = $div().attr({id: colorbox, 'class': isIE ? prefix + (isIE6 ? 'IE6' : 'IE') : ''});
317	$overlay = $div("Overlay", isIE6 ? 'position:absolute' : '').hide();
318
319	$wrap = $div("Wrapper");
320	$content = $div("Content").append(
321	$loaded = $div("LoadedContent", 'width:0; height:0; overflow:hidden'),
322	$loadingOverlay = $div("LoadingOverlay").add($div("LoadingGraphic")),
323	$title = $div("Title"),
324	$current = $div("Current"),
325	$next = $div("Next"),
326	$prev = $div("Previous"),
327	$slideshow = $div("Slideshow").bind(event_open, slideshow),
328	$close = $div("Close")
329	);
330	$wrap.append( // The 3x3 Grid that makes up ColorBox
331	$div().append(
332	$div("TopLeft"),
333	$topBorder = $div("TopCenter"),
334	$div("TopRight")
335	),
336	$div(false, 'clear:left').append(
337	$leftBorder = $div("MiddleLeft"),
338	$content,
339	$rightBorder = $div("MiddleRight")
340	),
341	$div(false, 'clear:left').append(
342	$div("BottomLeft"),
343	$bottomBorder = $div("BottomCenter"),
344	$div("BottomRight")
345	)
346	).children().children().css({'float': 'left'});
347
348	$loadingBay = $div(false, 'position:absolute; width:9999px; visibility:hidden; display:none');
349
350	$('body').prepend($overlay, $box.append($wrap, $loadingBay));
351
352	$content.children()
353	.hover(function () {
354	$(this).addClass('hover');
355	}, function () {
356	$(this).removeClass('hover');
357	}).addClass('hover');
358
359	// Cache values needed for size calculations
360	interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();//Subtraction needed for IE6
361	interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width();
362	loadedHeight = $loaded.outerHeight(true);
363	loadedWidth = $loaded.outerWidth(true);
364
365	// Setting padding to remove the need to do size conversions during the animation step.
366	$box.css({"padding-bottom": interfaceHeight, "padding-right": interfaceWidth}).hide();
367
368	// Setup button events.
369	$next.click(function () {
370	publicMethod.next();
371	});
372	$prev.click(function () {
373	publicMethod.prev();
374	});
375	$close.click(function () {
376	publicMethod.close();
377	});
378
379	$groupControls = $next.add($prev).add($current).add($slideshow);
380
381	// Adding the 'hover' class allowed the browser to load the hover-state
382	// background graphics. The class can now can be removed.
383	$content.children().removeClass('hover');
384
385	$('.' + boxElement).live('click', function (e) {
386	// checks to see if it was a non-left mouse-click and for clicks modified with ctrl, shift, or alt.
387	if (!((e.button !== 0 && typeof e.button !== 'undefined') \|\| e.ctrlKey \|\| e.shiftKey \|\| e.altKey)) {
388	e.preventDefault();
389	launch(this);
390	}
391	});
392
393	$overlay.click(function () {
394	if (settings.overlayClose) {
395	publicMethod.close();
396	}
397	});
398
399	// Set Navigation Key Bindings
400	$(document).bind('keydown.' + prefix, function (e) {
401	var key = e.keyCode;
402	if (open && settings.escKey && key === 27) {
403	e.preventDefault();
404	publicMethod.close();
405	}
406	if (open && settings.arrowKey && $related[1]) {
407	if (key === 37) {
408	e.preventDefault();
409	$prev.click();
410	} else if (key === 39) {
411	e.preventDefault();
412	$next.click();
413	}
414	}
415	});
416	};
417
418	publicMethod.remove = function () {
419	$box.add($overlay).remove();
420	$('.' + boxElement).die('click').removeData(colorbox).removeClass(boxElement);
421	};
422
423	publicMethod.position = function (speed, loadedCallback) {
424	var
425	animate_speed,
426	// keeps the top and left positions within the browser's viewport.
427	posTop = Math.max(document.documentElement.clientHeight - settings.h - loadedHeight - interfaceHeight, 0) / 2 + $window.scrollTop(),
428	posLeft = Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2 + $window.scrollLeft();
429
430	// setting the speed to 0 to reduce the delay between same-sized content.
431	animate_speed = ($box.width() === settings.w + loadedWidth && $box.height() === settings.h + loadedHeight) ? 0 : speed;
432
433	// this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly,
434	// but it has to be shrank down around the size of div#colorbox when it's done. If not,
435	// it can invoke an obscure IE bug when using iframes.
436	$wrap[0].style.width = $wrap[0].style.height = "9999px";
437
438	function modalDimensions(that) {
439	// loading overlay height has to be explicitly set for IE6.
440	$topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = that.style.width;
441	$loadingOverlay[0].style.height = $loadingOverlay[1].style.height = $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = that.style.height;
442	}
443
444	$box.dequeue().animate({width: settings.w + loadedWidth, height: settings.h + loadedHeight, top: posTop, left: posLeft}, {
445	duration: animate_speed,
446	complete: function () {
447	modalDimensions(this);
448
449	active = false;
450
451	// shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.
452	$wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px";
453	$wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px";
454
455	if (loadedCallback) {
456	loadedCallback();
457	}
458	},
459	step: function () {
460	modalDimensions(this);
461	}
462	});
463	};
464
465	publicMethod.resize = function (options) {
466	if (open) {
467	options = options \|\| {};
468
469	if (options.width) {
470	settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth;
471	}
472	if (options.innerWidth) {
473	settings.w = setSize(options.innerWidth, 'x');
474	}
475	$loaded.css({width: settings.w});
476
477	if (options.height) {
478	settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight;
479	}
480	if (options.innerHeight) {
481	settings.h = setSize(options.innerHeight, 'y');
482	}
483	if (!options.innerHeight && !options.height) {
484	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.
485	settings.h = $child.height();
486	$child.replaceWith($child.children()); // ditch the temporary wrapper div used in height calculation
487	}
488	$loaded.css({height: settings.h});
489
490	publicMethod.position(settings.transition === "none" ? 0 : settings.speed);
491	}
492	};
493
494	publicMethod.prep = function (object) {
495	if (!open) {
496	return;
497	}
498
499	var speed = settings.transition === "none" ? 0 : settings.speed;
500
501	$window.unbind('resize.' + prefix);
502	$loaded.remove();
503	$loaded = $div('LoadedContent').html(object);
504
505	function getWidth() {
506	settings.w = settings.w \|\| $loaded.width();
507	settings.w = settings.mw && settings.mw < settings.w ? settings.mw : settings.w;
508	return settings.w;
509	}
510	function getHeight() {
511	settings.h = settings.h \|\| $loaded.height();
512	settings.h = settings.mh && settings.mh < settings.h ? settings.mh : settings.h;
513	return settings.h;
514	}
515
516	$loaded.hide()
517	.appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations.
518	.css({width: getWidth(), overflow: settings.scrolling ? 'auto' : 'hidden'})
519	.css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height.
520	.prependTo($content);
521
522	$loadingBay.hide();
523
524	// floating the IMG removes the bottom line-height and fixed a problem where IE miscalculates the width of the parent element as 100% of the document width.
525	//$(photo).css({'float': 'none', marginLeft: 'auto', marginRight: 'auto'});
526
527	$(photo).css({'float': 'none'});
528
529	// Hides SELECT elements in IE6 because they would otherwise sit on top of the overlay.
530	if (isIE6) {
531	$('select').not($box.find('select')).filter(function () {
532	return this.style.visibility !== 'hidden';
533	}).css({'visibility': 'hidden'}).one(event_cleanup, function () {
534	this.style.visibility = 'inherit';
535	});
536	}
537
538	function setPosition(s) {
539	publicMethod.position(s, function () {
540	var prev, prevSrc, next, nextSrc, total = $related.length, iframe, complete;
541
542	if (!open) {
543	return;
544	}
545
546	complete = function () {
547	$loadingOverlay.hide();
548	trigger(event_complete, settings.onComplete);
549	};
550
551	if (isIE) {
552	//This fadeIn helps the bicubic resampling to kick-in.
553	if (photo) {
554	$loaded.fadeIn(100);
555	}
556	}
557
558	$title.html(settings.title).add($loaded).show();
559
560	if (total > 1) { // handle grouping
561	if (typeof settings.current === "string") {
562	$current.html(settings.current.replace(/\{current\}/, index + 1).replace(/\{total\}/, total)).show();
563	}
564
565	$next[(settings.loop \|\| index < total - 1) ? "show" : "hide"]().html(settings.next);
566	$prev[(settings.loop \|\| index) ? "show" : "hide"]().html(settings.previous);
567
568	prev = index ? $related[index - 1] : $related[total - 1];
569	next = index < total - 1 ? $related[index + 1] : $related[0];
570
571	if (settings.slideshow) {
572	$slideshow.show();
573	}
574
575	// Preloads images within a rel group
576	if (settings.preloading) {
577	nextSrc = $.data(next, colorbox).href \|\| next.href;
578	prevSrc = $.data(prev, colorbox).href \|\| prev.href;
579
580	nextSrc = $.isFunction(nextSrc) ? nextSrc.call(next) : nextSrc;
581	prevSrc = $.isFunction(prevSrc) ? prevSrc.call(prev) : prevSrc;
582
583	if (isImage(nextSrc)) {
584	$('<img/>')[0].src = nextSrc;
585	}
586
587	if (isImage(prevSrc)) {
588	$('<img/>')[0].src = prevSrc;
589	}
590	}
591	} else {
592	$groupControls.hide();
593	}
594
595	if (settings.iframe) {
596	iframe = $('<iframe/>').addClass(prefix + 'Iframe')[0];
597
598	if (settings.fastIframe) {
599	complete();
600	} else {
601	$(iframe).load(complete);
602	}
603	iframe.name = prefix + (+new Date());
604	iframe.src = settings.href;
605
606	if (!settings.scrolling) {
607	iframe.scrolling = "no";
608	}
609
610	if (isIE) {
611	iframe.frameBorder=0;
612	iframe.allowTransparency = "true";
613	}
614
615	$(iframe).appendTo($loaded).one(event_purge, function () {
616	iframe.src = "//about:blank";
617	});
618	} else {
619	complete();
620	}
621
622	if (settings.transition === 'fade') {
623	$box.fadeTo(speed, 1, function () {
624	$box[0].style.filter = "";
625	});
626	} else {
627	$box[0].style.filter = "";
628	}
629
630	$window.bind('resize.' + prefix, function () {
631	publicMethod.position(0);
632	});
633	});
634	}
635
636	if (settings.transition === 'fade') {
637	$box.fadeTo(speed, 0, function () {
638	setPosition(0);
639	});
640	} else {
641	setPosition(speed);
642	}
643	};
644
645	publicMethod.load = function (launched) {
646	var href, setResize, prep = publicMethod.prep;
647
648	active = true;
649
650	photo = false;
651
652	element = $related[index];
653
654	if (!launched) {
655	process($.extend(settings, $.data(element, colorbox)));
656	}
657
658	trigger(event_purge);
659
660	trigger(event_load, settings.onLoad);
661
662	settings.h = settings.height ?
663	setSize(settings.height, 'y') - loadedHeight - interfaceHeight :
664	settings.innerHeight && setSize(settings.innerHeight, 'y');
665
666	settings.w = settings.width ?
667	setSize(settings.width, 'x') - loadedWidth - interfaceWidth :
668	settings.innerWidth && setSize(settings.innerWidth, 'x');
669
670	// Sets the minimum dimensions for use in image scaling
671	settings.mw = settings.w;
672	settings.mh = settings.h;
673
674	// Re-evaluate the minimum width and height based on maxWidth and maxHeight values.
675	// If the width or height exceed the maxWidth or maxHeight, use the maximum values instead.
676	if (settings.maxWidth) {
677	settings.mw = setSize(settings.maxWidth, 'x') - loadedWidth - interfaceWidth;
678	settings.mw = settings.w && settings.w < settings.mw ? settings.w : settings.mw;
679	}
680	if (settings.maxHeight) {
681	settings.mh = setSize(settings.maxHeight, 'y') - loadedHeight - interfaceHeight;
682	settings.mh = settings.h && settings.h < settings.mh ? settings.h : settings.mh;
683	}
684
685	href = settings.href;
686
687	$loadingOverlay.show();
688
689	if (settings.inline) {
690	// Inserts an empty placeholder where inline content is being pulled from.
691	// An event is bound to put inline content back when ColorBox closes or loads new content.
692	$div().hide().insertBefore($(href)[0]).one(event_purge, function () {
693	$(this).replaceWith($loaded.children());
694	});
695	prep($(href));
696	} else if (settings.iframe) {
697	// IFrame element won't be added to the DOM until it is ready to be displayed,
698	// to avoid problems with DOM-ready JS that might be trying to run in that iframe.
699	prep(" ");
700	} else if (settings.html) {
701	prep(settings.html);
702	} else if (isImage(href)) {
703	$(photo = new Image())
704	.addClass(prefix + 'Photo')
705	.error(function () {
706	settings.title = false;
707	prep($div('Error').text('This image could not be loaded'));
708	})
709	.load(function () {
710	var percent;
711	photo.onload = null; //stops animated gifs from firing the onload repeatedly.
712
713	if (settings.scalePhotos) {
714	setResize = function () {
715	photo.height -= photo.height * percent;
716	photo.width -= photo.width * percent;
717	};
718	if (settings.mw && photo.width > settings.mw) {
719	percent = (photo.width - settings.mw) / photo.width;
720	setResize();
721	}
722	if (settings.mh && photo.height > settings.mh) {
723	percent = (photo.height - settings.mh) / photo.height;
724	setResize();
725	}
726	}
727
728	if (settings.h) {
729	photo.style.marginTop = Math.max(settings.h - photo.height, 0) / 2 + 'px';
730	}
731
732	if ($related[1] && (index < $related.length - 1 \|\| settings.loop)) {
733	photo.style.cursor = 'pointer';
734	photo.onclick = function () {
735	publicMethod.next();
736	};
737	}
738
739	if (isIE) {
740	photo.style.msInterpolationMode = 'bicubic';
741	}
742
743	setTimeout(function () { // A pause because Chrome will sometimes report a 0 by 0 size otherwise.
744	prep(photo);
745	}, 1);
746	});
747
748	setTimeout(function () { // A pause because Opera 10.6+ will sometimes not run the onload function otherwise.
749	photo.src = href;
750	}, 1);
751	} else if (href) {
752	$loadingBay.load(href, function (data, status, xhr) {
753	prep(status === 'error' ? $div('Error').text('Request unsuccessful: ' + xhr.statusText) : $(this).contents());
754	});
755	}
756	};
757
758	// Navigates to the next page/image in a set.
759	publicMethod.next = function () {
760	if (!active && $related[1] && (index < $related.length - 1 \|\| settings.loop)) {
761	index = index < $related.length - 1 ? index + 1 : 0;
762	publicMethod.load();
763	}
764	};
765
766	publicMethod.prev = function () {
767	if (!active && $related[1] && (index \|\| settings.loop)) {
768	index = index ? index - 1 : $related.length - 1;
769	publicMethod.load();
770	}
771	};
772
773	// Note: to use this within an iframe use the following format: parent.$.fn.colorbox.close();
774	publicMethod.close = function () {
775	if (open && !closing) {
776
777	closing = true;
778
779	open = false;
780
781	trigger(event_cleanup, settings.onCleanup);
782
783	$window.unbind('.' + prefix + ' .' + event_ie6);
784
785	$overlay.fadeTo(200, 0);
786
787	$box.stop().fadeTo(300, 0, function () {
788
789	$box.add($overlay).css({'opacity': 1, cursor: 'auto'}).hide();
790
791	trigger(event_purge);
792
793	$loaded.remove();
794
795	setTimeout(function () {
796	closing = false;
797	trigger(event_closed, settings.onClosed);
798	}, 1);
799	});
800	}
801	};
802
803	// A method for fetching the current element ColorBox is referencing.
804	// returns a jQuery object.
805	publicMethod.element = function () {
806	return $(element);
807	};
808
809	publicMethod.settings = defaults;
810
811	// Initializes ColorBox when the DOM has loaded
812	$(publicMethod.init);
813
814	}(jQuery, document, this));

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