/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
if ( typeof tb_pathToImage != "string" ) {
	var tb_pathToImage = "/css/images/loadingAnimation.gif";
}
if ( typeof tb_closeImage != "string" ) {
	var tb_closeImage = "/css/images/tb-close.png";
}

// helper
var tb_l10n = {
	next: "Next >",
	prev: "< Prev",
	image: "Image",
	of: "of",
	close: "Close"
};


//on page load call tb_init
$(document).ready(function(){
	tb_init("a.thickbox, img.thickbox, input.thickbox");//pass where to apply thickbox
	imgLoader = new Image();// preload image
	imgLoader.src = tb_pathToImage;
});
//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
	$(domChunk).click(function(){
	var t = this.title || this.name || null;
	var a = ("" + (this.href || this.src)).replace("thumbs", "images");
	var g = this.rel || false;
	tb_show(t,a,g);
	this.blur();
	return false;
	});
}
function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
	try {
		if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
			$("body","html").css({height: "100%", width: "100%"});
			$("html").css("overflow","hidden");
			if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
				$("body").append('<iframe id="TB_HideSelect"></iframe><div id="TB_overlay"></div><div id="TB_window"></div>');
				$("#TB_overlay").click(tb_remove);
			}
		}else{//all others
			if(document.getElementById("TB_overlay") === null){
				$("body").append('<div id="TB_overlay"></div><div id="TB_window"></div>');
				$("#TB_overlay").click(tb_remove);
			}
		}
		if(tb_detectMacXFF()){
			$("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
		}else{
			$("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
		}
		if(caption===null){caption="";}
		$("body").append('<div id="TB_load"><img src="'+imgLoader.src+'" /></div>');//add loader to the page
		$("#TB_load").show();//show loader
    var queryString = url.replace(/^[^\?]+\??/,"");
    var params = tb_parseQuery( queryString );
		var baseURL = url;
    if(url.indexOf("?")!==-1){ //ff there is a query string involved
      baseURL = url.substr(0, url.indexOf("?"));
    }
    var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
    var urlType = baseURL.toLowerCase().match(urlString);
		if(urlType == ".jpg" || urlType == ".jpeg" || urlType == ".png" || urlType == ".gif" || urlType == ".bmp"){//code to show images
			TB_PrevCaption = "";
			TB_PrevURL = "";
			TB_PrevHTML = "";
			TB_NextCaption = "";
			TB_NextURL = "";
			TB_NextHTML = "";
			TB_imageCount = "";
			TB_FoundURL = false;
			if(imageGroup){
				TB_TempArray = $("a[rel="+imageGroup+"]").get();
				for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
					var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
						if (!(TB_TempArray[TB_Counter].href == url)) {
							if (TB_FoundURL) {
								TB_NextCaption = TB_TempArray[TB_Counter].title;
								TB_NextURL = TB_TempArray[TB_Counter].href;
								TB_NextHTML = '<span id="TB_next">&nbsp;&nbsp;<a href="#">'+tb_l10n.next+'</a></span>';
							} else {
								TB_PrevCaption = TB_TempArray[TB_Counter].title;
								TB_PrevURL = TB_TempArray[TB_Counter].href;
								TB_PrevHTML = '<span id="TB_prev">&nbsp;&nbsp;<a href="#">'+tb_l10n.prev+'</a></span>';
							}
						} else {
							TB_FoundURL = true;
							TB_imageCount = tb_l10n.image + " " + (TB_Counter + 1) + " " + tb_l10n.of + " " + (TB_TempArray.length);
						}
				}
			}
			imgPreloader = new Image();
			imgPreloader.onload = function(){
				imgPreloader.onload = null;
				// Resizing large images - orginal by Christian Montoya edited by me.
				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
				TB_WIDTH = imageWidth + 30;
				TB_HEIGHT = imageHeight + 60;
				$("#TB_window").append('<a href="" id="TB_ImageOff" title="'+tb_l10n.close+'"><img id="TB_Image" src="'+url+'" width="'+imageWidth+'" height="'+imageHeight+'" alt="'+caption+'"/></a><div id="TB_caption">'+caption+'<div id="TB_secondLine">' + TB_imageCount + TB_PrevHTML + TB_NextHTML + '</div></div><div id="TB_closeWindow"><a href="#" id="TB_closeWindowButton" title="'+tb_l10n.close+'"><img src="' + tb_closeImage + '" /></a></div>');
				$("#TB_closeWindowButton").click(tb_remove);
				if (!(TB_PrevHTML === "")) {
					function goPrev(){
						if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
						$("#TB_window").remove();
						$("body").append('<div id="TB_window"></div>');
						tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
						return false;
					}
					$("#TB_prev").click(goPrev);
				}
				if (!(TB_NextHTML === "")) {
					function goNext(){
						$("#TB_window").remove();
						$("body").append('<div id="TB_window"></div>');
						tb_show(TB_NextCaption, TB_NextURL, imageGroup);
						return false;
					}
					$("#TB_next").click(goNext);
				}
				document.onkeydown = function(e){
					if (e == null) { // ie
						keycode = event.keyCode;
					} else { // mozilla
						keycode = e.which;
					}
					if(keycode == 27){ // close
						tb_remove();
					} else if(keycode == 190){ // display previous image
						if(!(TB_NextHTML == "")){
							document.onkeydown = "";
							goNext();
						}
					} else if(keycode == 188){ // display next image
						if(!(TB_PrevHTML == "")){
							document.onkeydown = "";
							goPrev();
						}
					}
				};
				tb_position();
				$("#TB_load").remove();
				$("#TB_ImageOff").click(tb_remove);
				$("#TB_window").css({display:"block"}); //for safari using css instead of show
			};
			imgPreloader.src = url;
		}
		else{//code to show html
			TB_WIDTH = (params["width"]*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
			TB_HEIGHT = (params["height"]*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
			ajaxContentW = TB_WIDTH - 30;
			ajaxContentH = TB_HEIGHT - 45;
			if(url.indexOf("TB_iframe") != -1){// either iframe or ajax window
					urlNoQuery = url.split("TB_");
					$("#TB_iframeContent").remove();
					if(params["modal"] != "true"){//iframe no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='"+tb_l10n.close+"'><img src='" + tb_closeImage + "' /></a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
					}else{//iframe modal
					$("#TB_overlay").unbind();
						$("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
					}
			}else{// not an iframe, ajax
					if($("#TB_window").css("display") != "block"){
						if(params["modal"] != "true"){//ajax no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'><img src='" + tb_closeImage + "' /></a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
						}else{//ajax modal
						$("#TB_overlay").unbind();
						$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
						}
					}else{//this means the window is already up, we are just loading new content via ajax
						$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
						$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
						$("#TB_ajaxContent")[0].scrollTop = 0;
						$("#TB_ajaxWindowTitle").html(caption);
					}
			}
			$("#TB_closeWindowButton").click(tb_remove);
				if(url.indexOf("TB_inline") != -1){
					$("#TB_ajaxContent").append($("#" + params["inlineId"]).children());
					$("#TB_window").unload(function () {
						$("#" + params["inlineId"]).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
					});
					tb_position();
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"});
				}else if(url.indexOf("TB_iframe") != -1){
					tb_position();
					if($.browser.safari){//safari needs help because it will not fire iframe onload
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"});
					}
				}else{
					$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
						tb_position();
						$("#TB_load").remove();
						tb_init("#TB_ajaxContent a.thickbox");
						$("#TB_window").css({display:"block"});
					});
				}
		}
		if(!params["modal"]){
			document.onkeyup = function(e){
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				}
			};
		}
	} catch(e) {
		//nothing here
	}
}
//helper functions below
function tb_showIframe(){
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"});
}
function tb_remove() {
	$("#TB_imageOff").unbind("click");
	$("#TB_closeWindowButton").unbind("click");
	$("#TB_window").fadeOut("fast",function(){$("#TB_window,#TB_overlay,#TB_HideSelect").trigger("unload").unbind().remove();});
	$("#TB_load").remove();
	if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
		$("body","html").css({height: "auto", width: "auto"});
		$("html").css("overflow","");
	}
	document.onkeydown = "";
	document.onkeyup = "";
	return false;
}
function tb_position() {
var isIE6 = typeof document.body.style.maxHeight === "undefined";
$("#TB_window").css({marginLeft: "-" + parseInt((TB_WIDTH / 2),10) + "px", width: TB_WIDTH + "px"});
	if (! isIE6) { // take away IE6
		$("#TB_window").css({marginTop: "-" + parseInt((TB_HEIGHT / 2),10) + "px"});
	}
}
function tb_parseQuery(query) {
	var Params = {};
	if (! query) {return Params;}// return empty object
	var Pairs = query.split(/[;&]/);
	for (var i = 0; i < Pairs.length; i++) {
		var KeyVal = Pairs[i].split("=");
		if (! KeyVal || KeyVal.length != 2) {continue;}
		var key = unescape(KeyVal[0]);
		var val = unescape(KeyVal[1]);
		val = val.replace(/\+/g, " ");
		Params[key] = val;
	}
	return Params;
}
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 = [w,h];
	return arrayPageSize;
}
function tb_detectMacXFF() {
	var userAgent = navigator.userAgent.toLowerCase();
	if (userAgent.indexOf("mac") != -1 && userAgent.indexOf("firefox")!=-1) {
		return true;
	}
}