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Edit File: jquery.colorbox.js

/*!
	Colorbox v1.5.5 - 2014-03-13
	jQuery lightbox and modal window plugin
	(c) 2014 Jack Moore - http://www.jacklmoore.com/colorbox
	license: http://www.opensource.org/licenses/mit-license.php
*/
(function ($, document, window) {
	var
	// Default settings object.
	// See http://jacklmoore.com/colorbox for details.
	defaults = {
		// data sources
		html: false,
		photo: false,
		iframe: false,
		inline: false,

// behavior and appearance
		transition: "elastic",
		speed: 300,
		fadeOut: 300,
		width: false,
		initialWidth: "600",
		innerWidth: false,
		maxWidth: false,
		height: false,
		initialHeight: "450",
		innerHeight: false,
		maxHeight: false,
		scalePhotos: true,
		scrolling: true,
		opacity: 0.9,
		preloading: true,
		className: false,
		overlayClose: true,
		escKey: true,
		arrowKey: true,
		top: false,
		bottom: false,
		left: false,
		right: false,
		fixed: false,
		data: undefined,
		closeButton: true,
		fastIframe: true,
		open: false,
		reposition: true,
		loop: true,
		slideshow: false,
		slideshowAuto: true,
		slideshowSpeed: 2500,
		slideshowStart: "start slideshow",
		slideshowStop: "stop slideshow",
		photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp|jxr|svg)((#|\?).*)?$/i,

// alternate image paths for high-res displays
		retinaImage: false,
		retinaUrl: false,
		retinaSuffix: '@2x.$1',

// internationalization
		current: "image {current} of {total}",
		previous: "previous",
		next: "next",
		close: "close",
		xhrError: "This content failed to load.",
		imgError: "This image failed to load.",

// accessbility
		returnFocus: true,
		trapFocus: true,

// callbacks
		onOpen: false,
		onLoad: false,
		onComplete: false,
		onCleanup: false,
		onClosed: false,

rel: function() {
			return this.rel;
		},
		href: function() {
			// Using .attr() so that the href can also be used to provide a selector for inline content
			return $(this).attr('href');
		},
		title: function() {
			return this.title;
		}
	},

// Abstracting the HTML and event identifiers for easy rebranding
	colorbox = 'colorbox',
	prefix = 'cbox',
	boxElement = prefix + 'Element',
	
	// Events
	event_open = prefix + '_open',
	event_load = prefix + '_load',
	event_complete = prefix + '_complete',
	event_cleanup = prefix + '_cleanup',
	event_closed = prefix + '_closed',
	event_purge = prefix + '_purge',

// Cached jQuery Object Variables
	$overlay,
	$box,
	$wrap,
	$content,
	$topBorder,
	$leftBorder,
	$rightBorder,
	$bottomBorder,
	$related,
	$window,
	$loaded,
	$loadingBay,
	$loadingOverlay,
	$title,
	$current,
	$slideshow,
	$next,
	$prev,
	$close,
	$groupControls,
	$events = $('<a/>'), // $({}) would be prefered, but there is an issue with jQuery 1.4.2
	
	// Variables for cached values or use across multiple functions
	settings,
	interfaceHeight,
	interfaceWidth,
	loadedHeight,
	loadedWidth,
	index,
	photo,
	open,
	active,
	closing,
	loadingTimer,
	publicMethod,
	div = "div",
	requests = 0,
	previousCSS = {},
	init;

// ****************
	// HELPER FUNCTIONS
	// ****************
	
	// Convenience function for creating new jQuery objects
	function $tag(tag, id, css) {
		var element = document.createElement(tag);

if (id) {
			element.id = prefix + id;
		}

if (css) {
			element.style.cssText = css;
		}

return $(element);
	}
	
	// Get the window height using innerHeight when available to avoid an issue with iOS
	// http://bugs.jquery.com/ticket/6724
	function winheight() {
		return window.innerHeight ? window.innerHeight : $(window).height();
	}

function Settings(element, options) {
		if (options !== Object(options)) {
			options = {};
		}

this.cache = {};
		this.el = element;

this.value = function(key) {
			var dataAttr;

if (this.cache[key] === undefined) {
				dataAttr = $(this.el).attr('data-cbox-'+key);

if (dataAttr !== undefined) {
					this.cache[key] = dataAttr;
				} else if (options[key] !== undefined) {
					this.cache[key] = options[key];
				} else if (defaults[key] !== undefined) {
					this.cache[key] = defaults[key];
				}
			}

return this.cache[key];
		};

this.get = function(key) {
			var value = this.value(key);
			return $.isFunction(value) ? value.call(this.el, this) : value;
		};
	}

// Determine the next and previous members in a group.
	function getIndex(increment) {
		var
		max = $related.length,
		newIndex = (index + increment) % max;
		
		return (newIndex < 0) ? max + newIndex : newIndex;
	}

// Convert '%' and 'px' values to integers
	function setSize(size, dimension) {
		return Math.round((/%/.test(size) ? ((dimension === 'x' ? $window.width() : winheight()) / 100) : 1) * parseInt(size, 10));
	}
	
	// Checks an href to see if it is a photo.
	// There is a force photo option (photo: true) for hrefs that cannot be matched by the regex.
	function isImage(settings, url) {
		return settings.get('photo') || settings.get('photoRegex').test(url);
	}

function retinaUrl(settings, url) {
		return settings.get('retinaUrl') && window.devicePixelRatio > 1 ? url.replace(settings.get('photoRegex'), settings.get('retinaSuffix')) : url;
	}

function trapFocus(e) {
		if ('contains' in $box[0] && !$box[0].contains(e.target) && e.target !== $overlay[0]) {
			e.stopPropagation();
			$box.focus();
		}
	}

function setClass(str) {
		if (setClass.str !== str) {
			$box.add($overlay).removeClass(setClass.str).addClass(str);
			setClass.str = str;
		}
	}

function trigger(event) {
		// for external use
		$(document).trigger(event);
		// for internal use
		$events.triggerHandler(event);
	}

var slideshow = (function(){
		var active,
			className = prefix + "Slideshow_",
			click = "click." + prefix,
			timeOut;

function clear () {
			clearTimeout(timeOut);
		}

function set() {
			if (settings.get('loop') || $related[index + 1]) {
				clear();
				timeOut = setTimeout(publicMethod.next, settings.get('slideshowSpeed'));
			}
		}

function start() {
			$slideshow
				.html(settings.get('slideshowStop'))
				.unbind(click)
				.one(click, stop);

$events
				.bind(event_complete, set)
				.bind(event_load, clear);

$box.removeClass(className + "off").addClass(className + "on");
		}

function stop() {
			clear();
			
			$events
				.unbind(event_complete, set)
				.unbind(event_load, clear);

$slideshow
				.html(settings.get('slideshowStart'))
				.unbind(click)
				.one(click, function () {
					publicMethod.next();
					start();
				});

$box.removeClass(className + "on").addClass(className + "off");
		}

function reset() {
			active = false;
			$slideshow.hide();
			clear();
			$events
				.unbind(event_complete, set)
				.unbind(event_load, clear);
			$box.removeClass(className + "off " + className + "on");
		}

return function(){
			if (active) {
				if (!settings.get('slideshow')) {
					$events.unbind(event_cleanup, reset);
					reset();
				}
			} else {
				if (settings.get('slideshow') && $related[1]) {
					active = true;
					$events.one(event_cleanup, reset);
					if (settings.get('slideshowAuto')) {
						start();
					} else {
						stop();
					}
					$slideshow.show();
				}
			}
		};

}());

function launch(element) {
		var options;

if (!closing) {

options = $(element).data('colorbox');

settings = new Settings(element, options);

rel = settings.get('rel');
			
			getRelated();

if (!open) {
				open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys.

setClass(settings.get('className'));
				
				// Show colorbox so the sizes can be calculated in older versions of jQuery
				$box.css({visibility:'hidden', display:'block', opacity:''});
				
				$loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden; visibility:hidden');
				$content.css({width:'', height:''}).append($loaded);

// Cache values needed for size calculations
				interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();
				interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width();
				loadedHeight = $loaded.outerHeight(true);
				loadedWidth = $loaded.outerWidth(true);

// Opens inital empty Colorbox prior to content being loaded.
				settings.w = setSize(settings.get('initialWidth'), 'x');
				settings.h = setSize(settings.get('initialHeight'), 'y');
				$loaded.css({width:'', height:settings.h});
				publicMethod.position();

trigger(event_open);
				settings.get('onOpen');

$groupControls.add($title).hide();

$box.focus();
				
				if (settings.get('trapFocus')) {
					// Confine focus to the modal
					// Uses event capturing that is not supported in IE8-
					if (document.addEventListener) {

document.addEventListener('focus', trapFocus, true);
						
						$events.one(event_closed, function () {
							document.removeEventListener('focus', trapFocus, true);
						});
					}
				}

// Return focus on closing
				if (settings.get('returnFocus')) {
					$events.one(event_closed, function () {
						$(settings.el).focus();
					});
				}
			}

$overlay.css({
				opacity: parseFloat(settings.get('opacity')) || '',
				cursor: settings.get('overlayClose') ? 'pointer' : '',
				visibility: 'visible'
			}).show();
			
			if (settings.get('closeButton')) {
				$close.html(settings.get('close')).appendTo($content);
			} else {
				$close.appendTo('<div/>'); // replace with .detach() when dropping jQuery < 1.4
			}

load();
		}
	}

// Colorbox's markup needs to be added to the DOM prior to being called
	// so that the browser will go ahead and load the CSS background images.
	function appendHTML() {
		if (!$box && document.body) {
			init = false;
			$window = $(window);
			$box = $tag(div).attr({
				id: colorbox,
				'class': $.support.opacity === false ? prefix + 'IE' : '', // class for optional IE8 & lower targeted CSS.
				role: 'dialog',
				tabindex: '-1'
			}).hide();
			$overlay = $tag(div, "Overlay").hide();
			$loadingOverlay = $([$tag(div, "LoadingOverlay")[0],$tag(div, "LoadingGraphic")[0]]);
			$wrap = $tag(div, "Wrapper");
			$content = $tag(div, "Content").append(
				$title = $tag(div, "Title"),
				$current = $tag(div, "Current"),
				$prev = $('<button type="button"/>').attr({id:prefix+'Previous'}),
				$next = $('<button type="button"/>').attr({id:prefix+'Next'}),
				$slideshow = $tag('button', "Slideshow"),
				$loadingOverlay
			);

$close = $('<button type="button"/>').attr({id:prefix+'Close'});
			
			$wrap.append( // The 3x3 Grid that makes up Colorbox
				$tag(div).append(
					$tag(div, "TopLeft"),
					$topBorder = $tag(div, "TopCenter"),
					$tag(div, "TopRight")
				),
				$tag(div, false, 'clear:left').append(
					$leftBorder = $tag(div, "MiddleLeft"),
					$content,
					$rightBorder = $tag(div, "MiddleRight")
				),
				$tag(div, false, 'clear:left').append(
					$tag(div, "BottomLeft"),
					$bottomBorder = $tag(div, "BottomCenter"),
					$tag(div, "BottomRight")
				)
			).find('div div').css({'float': 'left'});
			
			$loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none; max-width:none;');
			
			$groupControls = $next.add($prev).add($current).add($slideshow);

$(document.body).append($overlay, $box.append($wrap, $loadingBay));
		}
	}

// Add Colorbox's event bindings
	function addBindings() {
		function clickHandler(e) {
			// ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt.
			// See: http://jacklmoore.com/notes/click-events/
			if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.ctrlKey)) {
				e.preventDefault();
				launch(this);
			}
		}

if ($box) {
			if (!init) {
				init = true;

// Anonymous functions here keep the public method from being cached, thereby allowing them to be redefined on the fly.
				$next.click(function () {
					publicMethod.next();
				});
				$prev.click(function () {
					publicMethod.prev();
				});
				$close.click(function () {
					publicMethod.close();
				});
				$overlay.click(function () {
					if (settings.get('overlayClose')) {
						publicMethod.close();
					}
				});
				
				// Key Bindings
				$(document).bind('keydown.' + prefix, function (e) {
					var key = e.keyCode;
					if (open && settings.get('escKey') && key === 27) {
						e.preventDefault();
						publicMethod.close();
					}
					if (open && settings.get('arrowKey') && $related[1] && !e.altKey) {
						if (key === 37) {
							e.preventDefault();
							$prev.click();
						} else if (key === 39) {
							e.preventDefault();
							$next.click();
						}
					}
				});

if ($.isFunction($.fn.on)) {
					// For jQuery 1.7+
					$(document).on('click.'+prefix, '.'+boxElement, clickHandler);
				} else {
					// For jQuery 1.3.x -> 1.6.x
					// This code is never reached in jQuery 1.9, so do not contact me about 'live' being removed.
					// This is not here for jQuery 1.9, it's here for legacy users.
					$('.'+boxElement).live('click.'+prefix, clickHandler);
				}
			}
			return true;
		}
		return false;
	}

// Don't do anything if Colorbox already exists.
	if ($.colorbox) {
		return;
	}

// Append the HTML when the DOM loads
	$(appendHTML);

// ****************
	// PUBLIC FUNCTIONS
	// Usage format: $.colorbox.close();
	// Usage from within an iframe: parent.jQuery.colorbox.close();
	// ****************
	
	publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) {
		var settings;
		var $obj = this;

options = options || {};

if ($.isFunction($obj)) { // assume a call to $.colorbox
			$obj = $('<a/>');
			options.open = true;
		} else if (!$obj[0]) { // colorbox being applied to empty collection
			return $obj;
		}

if (!$obj[0]) { // colorbox being applied to empty collection
			return $obj;
		}
		
		appendHTML();

if (addBindings()) {

if (callback) {
				options.onComplete = callback;
			}

$obj.each(function () {
				var old = $.data(this, colorbox) || {};
				$.data(this, colorbox, $.extend(old, options));
			}).addClass(boxElement);

settings = new Settings($obj[0], options);
			
			if (settings.get('open')) {
				launch($obj[0]);
			}
		}
		
		return $obj;
	};

publicMethod.position = function (speed, loadedCallback) {
		var
		css,
		top = 0,
		left = 0,
		offset = $box.offset(),
		scrollTop,
		scrollLeft;
		
		$window.unbind('resize.' + prefix);

// remove the modal so that it doesn't influence the document width/height
		$box.css({top: -9e4, left: -9e4});

scrollTop = $window.scrollTop();
		scrollLeft = $window.scrollLeft();

if (settings.get('fixed')) {
			offset.top -= scrollTop;
			offset.left -= scrollLeft;
			$box.css({position: 'fixed'});
		} else {
			top = scrollTop;
			left = scrollLeft;
			$box.css({position: 'absolute'});
		}

// keeps the top and left positions within the browser's viewport.
		if (settings.get('right') !== false) {
			left += Math.max($window.width() - settings.w - loadedWidth - interfaceWidth - setSize(settings.get('right'), 'x'), 0);
		} else if (settings.get('left') !== false) {
			left += setSize(settings.get('left'), 'x');
		} else {
			left += Math.round(Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2);
		}
		
		if (settings.get('bottom') !== false) {
			top += Math.max(winheight() - settings.h - loadedHeight - interfaceHeight - setSize(settings.get('bottom'), 'y'), 0);
		} else if (settings.get('top') !== false) {
			top += setSize(settings.get('top'), 'y');
		} else {
			top += Math.round(Math.max(winheight() - settings.h - loadedHeight - interfaceHeight, 0) / 2);
		}

$box.css({top: offset.top, left: offset.left, visibility:'visible'});
		
		// this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly,
		// but it has to be shrank down around the size of div#colorbox when it's done.  If not,
		// it can invoke an obscure IE bug when using iframes.
		$wrap[0].style.width = $wrap[0].style.height = "9999px";
		
		function modalDimensions() {
			$topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = (parseInt($box[0].style.width,10) - interfaceWidth)+'px';
			$content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = (parseInt($box[0].style.height,10) - interfaceHeight)+'px';
		}

css = {width: settings.w + loadedWidth + interfaceWidth, height: settings.h + loadedHeight + interfaceHeight, top: top, left: left};

// setting the speed to 0 if the content hasn't changed size or position
		if (speed) {
			var tempSpeed = 0;
			$.each(css, function(i){
				if (css[i] !== previousCSS[i]) {
					tempSpeed = speed;
					return;
				}
			});
			speed = tempSpeed;
		}

previousCSS = css;

if (!speed) {
			$box.css(css);
		}

$box.dequeue().animate(css, {
			duration: speed || 0,
			complete: function () {
				modalDimensions();
				
				active = false;
				
				// shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.
				$wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px";
				$wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px";
				
				if (settings.get('reposition')) {
					setTimeout(function () {  // small delay before binding onresize due to an IE8 bug.
						$window.bind('resize.' + prefix, publicMethod.position);
					}, 1);
				}

if (loadedCallback) {
					loadedCallback();
				}
			},
			step: modalDimensions
		});
	};

publicMethod.resize = function (options) {
		var scrolltop;
		
		if (open) {
			options = options || {};
			
			if (options.width) {
				settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth;
			}

if (options.innerWidth) {
				settings.w = setSize(options.innerWidth, 'x');
			}

$loaded.css({width: settings.w});
			
			if (options.height) {
				settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight;
			}

if (options.innerHeight) {
				settings.h = setSize(options.innerHeight, 'y');
			}

if (!options.innerHeight && !options.height) {
				scrolltop = $loaded.scrollTop();
				$loaded.css({height: "auto"});
				settings.h = $loaded.height();
			}

$loaded.css({height: settings.h});

if(scrolltop) {
				$loaded.scrollTop(scrolltop);
			}
			
			publicMethod.position(settings.get('transition') === "none" ? 0 : settings.get('speed'));
		}
	};

publicMethod.prep = function (object) {
		if (!open) {
			return;
		}
		
		var callback, speed = settings.get('transition') === "none" ? 0 : settings.get('speed');

$loaded.remove();

$loaded = $tag(div, 'LoadedContent').append(object);
		
		function getWidth() {
			settings.w = settings.w || $loaded.width();
			settings.w = settings.mw && settings.mw < settings.w ? settings.mw : settings.w;
			return settings.w;
		}
		function getHeight() {
			settings.h = settings.h || $loaded.height();
			settings.h = settings.mh && settings.mh < settings.h ? settings.mh : settings.h;
			return settings.h;
		}
		
		$loaded.hide()
		.appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations.
		.css({width: getWidth(), overflow: settings.get('scrolling') ? 'auto' : 'hidden'})
		.css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height.
		.prependTo($content);
		
		$loadingBay.hide();
		
		// 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.
		
		$(photo).css({'float': 'none'});

setClass(settings.get('className'));

callback = function () {
			var total = $related.length,
				iframe,
				complete;
			
			if (!open) {
				return;
			}
			
			function removeFilter() { // Needed for IE8 in versions of jQuery prior to 1.7.2
				if ($.support.opacity === false) {
					$box[0].style.removeAttribute('filter');
				}
			}
			
			complete = function () {
				clearTimeout(loadingTimer);
				$loadingOverlay.hide();
				trigger(event_complete);
				settings.get('onComplete');
			};

$title.html(settings.get('title')).show();
			$loaded.show();
			
			if (total > 1) { // handle grouping
				if (typeof settings.get('current') === "string") {
					$current.html(settings.get('current').replace('{current}', index + 1).replace('{total}', total)).show();
				}
				
				$next[(settings.get('loop') || index < total - 1) ? "show" : "hide"]().html(settings.get('next'));
				$prev[(settings.get('loop') || index) ? "show" : "hide"]().html(settings.get('previous'));
				
				slideshow();
				
				// Preloads images within a rel group
				if (settings.get('preloading')) {
					$.each([getIndex(-1), getIndex(1)], function(){
						var img,
							i = $related[this],
							settings = new Settings(i, $.data(i, colorbox)),
							src = settings.get('href');

if (src && isImage(settings, src)) {
							src = retinaUrl(settings, src);
							img = document.createElement('img');
							img.src = src;
						}
					});
				}
			} else {
				$groupControls.hide();
			}
			
			if (settings.get('iframe')) {
				iframe = document.createElement('iframe');
				
				if ('frameBorder' in iframe) {
					iframe.frameBorder = 0;
				}
				
				if ('allowTransparency' in iframe) {
					iframe.allowTransparency = "true";
				}

if (!settings.get('scrolling')) {
					iframe.scrolling = "no";
				}
				
				$(iframe)
					.attr({
						src: settings.get('href'),
						name: (new Date()).getTime(), // give the iframe a unique name to prevent caching
						'class': prefix + 'Iframe',
						allowFullScreen : true // allow HTML5 video to go fullscreen
					})
					.one('load', complete)
					.appendTo($loaded);
				
				$events.one(event_purge, function () {
					iframe.src = "//about:blank";
				});

if (settings.get('fastIframe')) {
					$(iframe).trigger('load');
				}
			} else {
				complete();
			}
			
			if (settings.get('transition') === 'fade') {
				$box.fadeTo(speed, 1, removeFilter);
			} else {
				removeFilter();
			}
		};
		
		if (settings.get('transition') === 'fade') {
			$box.fadeTo(speed, 0, function () {
				publicMethod.position(0, callback);
			});
		} else {
			publicMethod.position(speed, callback);
		}
	};

$events.one(event_purge, function () {
				$inline.replaceWith($loaded.children());
			});

prep($(href));
		} else if (settings.get('iframe')) {
			// IFrame element won't be added to the DOM until it is ready to be displayed,
			// to avoid problems with DOM-ready JS that might be trying to run in that iframe.
			prep(" ");
		} else if (settings.get('html')) {
			prep(settings.get('html'));
		} else if (isImage(settings, href)) {

href = retinaUrl(settings, href);

photo = document.createElement('img');

$(photo)
			.addClass(prefix + 'Photo')
			.bind('error',function () {
				prep($tag(div, 'Error').html(settings.get('imgError')));
			})
			.one('load', function () {
				var percent;

if (request !== requests) {
					return;
				}

$.each(['alt', 'longdesc', 'aria-describedby'], function(i,val){
					var attr = $(settings.el).attr(val) || $(settings.el).attr('data-'+val);
					if (attr) {
						photo.setAttribute(val, attr);
					}
				});

if (settings.get('retinaImage') && window.devicePixelRatio > 1) {
					photo.height = photo.height / window.devicePixelRatio;
					photo.width = photo.width / window.devicePixelRatio;
				}

if (settings.get('scalePhotos')) {
					setResize = function () {
						photo.height -= photo.height * percent;
						photo.width -= photo.width * percent;
					};
					if (settings.mw && photo.width > settings.mw) {
						percent = (photo.width - settings.mw) / photo.width;
						setResize();
					}
					if (settings.mh && photo.height > settings.mh) {
						percent = (photo.height - settings.mh) / photo.height;
						setResize();
					}
				}
				
				if (settings.h) {
					photo.style.marginTop = Math.max(settings.mh - photo.height, 0) / 2 + 'px';
				}
				
				if ($related[1] && (settings.get('loop') || $related[index + 1])) {
					photo.style.cursor = 'pointer';
					photo.onclick = function () {
						publicMethod.next();
					};
				}

photo.style.width = photo.width + 'px';
				photo.style.height = photo.height + 'px';

setTimeout(function () { // A pause because Chrome will sometimes report a 0 by 0 size otherwise.
					prep(photo);
				}, 1);
			});
			
			setTimeout(function () { // A pause because Opera 10.6+ will sometimes not run the onload function otherwise.
				photo.src = href;
			}, 1);
		} else if (href) {
			$loadingBay.load(href, settings.get('data'), function (data, status) {
				if (request === requests) {
					prep(status === 'error' ? $tag(div, 'Error').html(settings.get('xhrError')) : $(this).contents());
				}
			});
		}
	}
		
	// Navigates to the next page/image in a set.
	publicMethod.next = function () {
		if (!active && $related[1] && (settings.get('loop') || $related[index + 1])) {
			index = getIndex(1);
			launch($related[index]);
		}
	};
	
	publicMethod.prev = function () {
		if (!active && $related[1] && (settings.get('loop') || index)) {
			index = getIndex(-1);
			launch($related[index]);
		}
	};

// Note: to use this within an iframe use the following format: parent.jQuery.colorbox.close();
	publicMethod.close = function () {
		if (open && !closing) {
			
			closing = true;
			open = false;
			trigger(event_cleanup);
			settings.get('onCleanup');
			$window.unbind('.' + prefix);
			$overlay.fadeTo(settings.get('fadeOut') || 0, 0);
			
			$box.stop().fadeTo(settings.get('fadeOut') || 0, 0, function () {
				$box.hide();
				$overlay.hide();
				trigger(event_purge);
				$loaded.remove();
				
				setTimeout(function () {
					closing = false;
					trigger(event_closed);
					settings.get('onClosed');
				}, 1);
			});
		}
	};

// Removes changes Colorbox made to the document, but does not remove the plugin.
	publicMethod.remove = function () {
		if (!$box) { return; }

$box.stop();
		$.colorbox.close();
		$box.stop().remove();
		$overlay.remove();
		closing = false;
		$box = null;
		$('.' + boxElement)
			.removeData(colorbox)
			.removeClass(boxElement);

$(document).unbind('click.'+prefix);
	};

// A method for fetching the current element Colorbox is referencing.
	// returns a jQuery object.
	publicMethod.element = function () {
		return $(settings.el);
	};

publicMethod.settings = defaults;

}(jQuery, document, window));