/* * Thickbox 2.1 - jQuery plugin for displaying content in a box above the page *  * Copyright (c) 2006, 2007 Cody Lindley (http://www.codylindley.com) * * Licensed under the MIT License: *   http://www.opensource.org/licenses/mit-license.php */// on page load call TB_init$(document).ready(TB_init);// add thickbox to href elements that have a class of .thickboxfunction TB_init(){	$("a.thickbox").click(function(event){		// stop default behaviour		event.preventDefault();		// remove click border		this.blur();			// get caption: either title or name attribute		var caption = this.title || this.name || "";				// get rel attribute for image groups		var group = this.rel || false;				// display the box for the elements href		TB_show(caption, this.href, group);	});}// called when the user clicks on a thickbox linkfunction TB_show(caption, url, rel) {	// create iframe, overlay and box if non-existent	if ( !$("#TB_HideSelect").length ) {		$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");		$("#TB_overlay").click(TB_remove);	}	// TODO replace or check if event is already assigned	$(window).scroll(TB_position);		// TODO replace	TB_overlaySize();		// TODO create loader only once, hide and show on demand	$("body").append("<div id='TB_load'><img src='http://www.rsolunas.de/javascripts/thickbox/loadingAnimation.gif' /></div>");	TB_load_position();		// check if a query string is involved	var baseURL = url.match(/(.+)?/)[1] || url;	// regex to check if a href refers to an image	var imageURL = /\.(jpe?g|png|gif|bmp)/gi;	// check for images	if ( baseURL.match(imageURL) ) {		var dummy = { caption: "", url: "", html: "" };				var prev = dummy,			next = dummy,			imageCount = "";					// if an image group is given		if ( rel ) {			function getInfo(image, id, label) {				return {					caption: image.title,					url: image.href,					html: "<span id='TB_" + id + "'>&nbsp;&nbsp;<a href='#'>" + label + "</a></span>"				}			}					// find the anchors that point to the group			var imageGroup = $("a[@rel="+rel+"]").get();			var foundSelf = false;						// loop through the anchors, looking for ourself, saving information about previous and next image			for (var i = 0; i < imageGroup.length; i++) {				var image = imageGroup[i];				var urlTypeTemp = image.href.match(imageURL);								// look for ourself				if ( image.href == url ) {					foundSelf = true;					imageCount = "Image " + (i + 1) + " of "+ (imageGroup.length);				} else {					// when we found ourself, the current is the next image					if ( foundSelf ) {						next = getInfo(image, "next", "Next &gt;");						// stop searching						break;					} else {						// didn't find ourself yet, so this may be the one before ourself						prev = getInfo(image, "prev", "&lt; Prev");					}				}			}		}				imgPreloader = new Image();		imgPreloader.onload = function() {			imgPreloader.onload = null;			// Resizing large images			var pagesize = TB_getPageSize();			var x = pagesize[0] - 150;			var y = pagesize[1] - 150;			var imageWidth = imgPreloader.width;			var imageHeight = imgPreloader.height;			if (imageWidth > x) {				imageHeight = imageHeight * (x / imageWidth); 				imageWidth = x; 				if (imageHeight > y) { 					imageWidth = imageWidth * (y / imageHeight); 					imageHeight = y; 				}			} else if (imageHeight > y) { 				imageWidth = imageWidth * (y / imageHeight); 				imageHeight = y; 				if (imageWidth > x) { 					imageHeight = imageHeight * (x / imageWidth); 					imageWidth = x;				}			}			// End Resizing						// TODO don't use globals			TB_WIDTH = imageWidth + 30;			TB_HEIGHT = imageHeight + 60;						// TODO empty window content instead			$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + imageCount + prev.html + next.html + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a></div>");						$("#TB_closeWindowButton").click(TB_remove);						function buildClickHandler(image) {				return function() {					$("#TB_window").remove();					$("body").append("<div id='TB_window'></div>");					TB_show(image.caption, image.url, rel);					return false;				};			}			var goPrev = buildClickHandler(prev);			var goNext = buildClickHandler(next);			if ( prev.html ) {				$("#TB_prev").click(goPrev);			}						if ( next.html ) {						$("#TB_next").click(goNext);			}						// TODO use jQuery, maybe with event fix plugin, or just get the necessary parts of it			document.onkeydown = function(e) {				if (e == null) { // ie					keycode = event.keyCode;				} else { // mozilla					keycode = e.which;				}				switch(keycode) {				case 27:					TB_remove();					break;				case 190:					if( next.html ) {						document.onkeydown = null;						goNext();					}					break;				case 188:					if( prev.html ) {						document.onkeydown = null;						goPrev();					}					break;				}			}						// TODO don't remove loader etc., just hide and show later			TB_position();			$("#TB_load").remove();			$("#TB_ImageOff").click(TB_remove);						// for safari using css instead of show			// TODO is that necessary? can't test safari			$("#TB_window").css({display:"block"});		}		imgPreloader.src = url;			} else { //code to show html pages				var queryString = url.match(/\?(.+)/)[1];		var params = TB_parseQuery( queryString );				TB_WIDTH = (params['width']*1) + 30;		TB_HEIGHT = (params['height']*1) + 40;		var ajaxContentW = TB_WIDTH - 30,			ajaxContentH = TB_HEIGHT - 45;				if(url.indexOf('TB_iframe') != -1){							urlNoQuery = url.split('TB_');					$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' onload='TB_showIframe()'> </iframe>");		} else {			$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");		}						$("#TB_closeWindowButton").click(TB_remove);					if(url.indexOf('TB_inline') != -1){					$("#TB_ajaxContent").html($('#' + params['inlineId']).html());				TB_position();				$("#TB_load").remove();				$("#TB_window").css({display:"block"}); 			}else if(url.indexOf('TB_iframe') != -1){				TB_position();				if(frames['TB_iframeContent'] == undefined){//be nice to safari					$("#TB_load").remove();					$("#TB_window").css({display:"block"});					$(document).keyup( function(e){ var key = e.keyCode; if(key == 27){TB_remove()} });				}			}else{				$("#TB_ajaxContent").load(url, function(){					TB_position();					$("#TB_load").remove();					$("#TB_window").css({display:"block"}); 				});			}			}		$(window).resize(TB_position);		document.onkeyup = function(e){ 			if (e == null) { // ie			keycode = event.keyCode;		} else { // mozilla			keycode = e.which;		}		if(keycode == 27){ // close			TB_remove();		}		}		}//helper functions belowfunction TB_showIframe(){	$("#TB_load").remove();	$("#TB_window").css({display:"block"});}function TB_remove() { 	$("#TB_imageOff").unbind("click");	$("#TB_overlay").unbind("click");	$("#TB_closeWindowButton").unbind("click");	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').remove();});	$("#TB_load").remove();	return false;}function TB_position() {	var pagesize = TB_getPageSize();		var arrayPageScroll = TB_getPageScrollTop();	var style = {width: TB_WIDTH, left: (arrayPageScroll[0] + (pagesize[0] - TB_WIDTH)/2), top: (arrayPageScroll[1] + (pagesize[1]-TB_HEIGHT)/2)};	$("#TB_window").css(style);}function TB_overlaySize(){	if (window.innerHeight && window.scrollMaxY || window.innerWidth && window.scrollMaxX) {			yScroll = window.innerHeight + window.scrollMaxY;		xScroll = window.innerWidth + window.scrollMaxX;		var deff = document.documentElement;		var wff = (deff&&deff.clientWidth) || document.body.clientWidth || window.innerWidth || self.innerWidth;		var hff = (deff&&deff.clientHeight) || document.body.clientHeight || window.innerHeight || self.innerHeight;		xScroll -= (window.innerWidth - wff);		yScroll -= (window.innerHeight - hff);	} else if (document.body.scrollHeight > document.body.offsetHeight || document.body.scrollWidth > document.body.offsetWidth){ // all but Explorer Mac		yScroll = document.body.scrollHeight;		xScroll = document.body.scrollWidth;	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari		yScroll = document.body.offsetHeight;		xScroll = document.body.offsetWidth;  	}	$("#TB_overlay").css({"height": yScroll, "width": xScroll});	$("#TB_HideSelect").css({"height": yScroll,"width": xScroll});}function TB_load_position() {	var pagesize = TB_getPageSize();	var arrayPageScroll = TB_getPageScrollTop();	$("#TB_load")		.css({left: (arrayPageScroll[0] + (pagesize[0] - 100)/2), top: (arrayPageScroll[1] + ((pagesize[1]-100)/2)) })		.css({display:"block"});}function TB_parseQuery ( query ) {	// return empty object	if( !query )		return {};	var params = {};		// parse query	var pairs = query.split(/[;&]/);	for ( var i = 0; i < pairs.length; i++ ) {		var pair = pairs[i].split('=');		if ( !pair || pair.length != 2 )			continue;		// unescape both key and value, replace "+" with spaces in value		params[unescape(pair[0])] = unescape(pair[1]).replace(/\+/g, ' ');   }   return params;}function TB_getPageScrollTop(){	var yScrolltop;	var xScrollleft;	if (self.pageYOffset || self.pageXOffset) {		yScrolltop = self.pageYOffset;		xScrollleft = self.pageXOffset;	} else if (document.documentElement && document.documentElement.scrollTop || document.documentElement.scrollLeft ){	 // Explorer 6 Strict		yScrolltop = document.documentElement.scrollTop;		xScrollleft = document.documentElement.scrollLeft;	} else if (document.body) {// all other Explorers		yScrolltop = document.body.scrollTop;		xScrollleft = document.body.scrollLeft;	}	arrayPageScroll = new Array(xScrollleft,yScrolltop) 	return arrayPageScroll;}function TB_getPageSize(){	var de = document.documentElement;	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight	arrayPageSize = new Array(w,h) 	return arrayPageSize;}