/*
  * 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( thickboxConfiguration ) != "undefined") {
	var tb_imageCountText = thickboxConfiguration.imageCountText;
	var tb_previousImageText = thickboxConfiguration.previousImageText;
	var tb_nextImageText = thickboxConfiguration.nextImageText;
	var tb_closeImageTitle = thickboxConfiguration.closeImageTitle;
	var tb_closeImageText = thickboxConfiguration.closeImageText;
	var tb_pathToImage = thickboxConfiguration.preloadImage;    
} else {
	var tb_imageCountText = "Image %s of %s";
	var tb_previousImageText = "< Prev";
	var tb_nextImageText = "Next >";
	var tb_closeImageTitle = "Close"
	var tb_closeImageText = "%sClose%s or Esc Key";
	var tb_pathToImage = "/static/common/thickbox/loadingAnimation.gif";
}
           
/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
 
//on page load call tb_init
$(document).ready(function(){   
	tb_init('a.thickbox, area.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.alt;
		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 baseURL;
		if(url.indexOf("?")!==-1){ //ff there is a query string involved
			baseURL = url.substr(0, url.indexOf("?"));
		}else{ 
			baseURL = url;
		}
        
		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_nextImageText + "</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_previousImageText + "</a></span>";
						}
					} else {
						TB_FoundURL = true;
						TB_imageCount = tb_imageCountText.replace(/%s/, "" + (TB_Counter + 1)).replace(/%s/, "" + (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_closeImageTitle + "'><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'>" + tb_closeImageText.replace(/%s/, "<a href='#' id='TB_closeWindowButton' title='" + tb_closeImageTitle + "'>").replace(/%s/, "</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
             
			var queryString = url.replace(/^[^\?]+\??/,'');
			var params = tb_parseQuery( queryString );
 
			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'>" + tb_closeImageText.replace(/%s/, "<a href='#' id='TB_closeWindowButton' title='" + tb_closeImageTitle + "'>").replace(/%s/, "</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'>" + tb_closeImageText.replace(/%s/, "<a href='#' id='TB_closeWindowButton' title='" + tb_closeImageTitle + "'>").replace(/%s/, "</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() {
	$("#TB_window").css({
		marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', 
		width: TB_WIDTH + 'px'
		});
	if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // 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;
	}
}