/*
 * 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
*/
		  
//var tb_pathToImage = "styles/default/images/loading-animation.gif";


function markBarrett_blankLinksToThickBox()
{
	myAnchors =  $("a[rel=lightbox]");

	if(myAnchors.length)
	{
		for(i=0;i<myAnchors.length;i++)
		{	
			myAnchorsHref = myAnchors[i].href + "";
			myAnchors[i].className ="thickbox"; 
	//		if( myAnchorsHref.indexOf("php") > 0) // do an iframe for the flash content
			//{
				myAnchors[i].id = myAnchors[i].href +"?KeepThis=true&TB_iframe=true&width=500" 
		//	}
		}
	}
}

//on page load call tb_init
$(document).ready(function(){  
	markBarrett_blankLinksToThickBox()
	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;
	var sid = this.id || false;
	tb_show(t,a,g,sid);
	this.blur();
	return false;
	});
}

function tb_show(caption, url, imageGroup,sid) {//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='#'>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='#'>< Prev</a></span>";
							}
						} else {
							TB_FoundURL = true;
							TB_imageCount = "Image " + (TB_Counter + 1) +" 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 iWidth = imgPreloader.width;
				var iHeight = imgPreloader.height;
				if (iWidth > x) {
					iHeight = iHeight * (x / iWidth); 
					iWidth = x; 
					if (iHeight > y) { 
						iWidth = iWidth * (y / iHeight); 
						iHeight = y; 
					}
				} else if (iHeight > y) { 
					iWidth = iWidth * (y / iHeight); 
					iHeight = y; 
					if (iWidth > x) { 
						iHeight = iHeight * (x / iWidth); 
						iWidth = x;
					}
				}
				// End Resizing
				
				TB_WIDTH = iWidth + 30;
				TB_HEIGHT = iHeight + 60;
				
				out = ""
							+   "<div class='TB_closeWindow'>"
							+   "    <a href='#' id='TB_closeWindowButton' title='Close'>Close</a>"
							+   "</div>"
							+   "<div class='TB_closeWindow' style='width:100px'>"
													+   "<div style='width:50px;float:left;height:20px'>"
													+      TB_PrevHTML									
													+   "</div>"
													+   "<div style='width:50px;float:left;height:20px'>" 
													+      TB_NextHTML 		
													+   "</div>"		
							+   "</div>" 
							+   "<div class='TB_closeWindow'>" 
							+      TB_imageCount 
							+   "</div>"
							+     "<br>"
							+   "<a href='' id='TB_ImageOff' title='Next'>"
							+   "  <img id='TB_Image' src='"+url+"' width='"+iWidth+"' height='"+iHeight+"' alt='"+caption+"'/>"
							+   "</a>"
							+   "<div id='TB_caption'>"
							+     caption
							+     "<br>"
							+   "</div>";
							+ "";
					
				
				$("#TB_window").append(out ); 		
				
				$("#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 === "")) {		
	
					$("#TB_next").click(goNext);
					
				//}
				
				function goNext(){
						$("#TB_window").remove();
						$("body").append("<div id='TB_window'></div>");
						if (TB_NextURL === "")
						{	
							TB_NextURL = $("a[rel="+imageGroup+"]")[0].href.toLowerCase();
						}
						tb_show(TB_NextCaption, TB_NextURL, imageGroup);	
						return false;	
				}
				
				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 || keycode == 37  || keycode == 80){ // display previous image
						if(!(TB_NextHTML == "")){
							document.onkeydown = "";
							goNext();
						}
					} else if(keycode == 188 || keycode == 39  || keycode == 78){ // display next image ",,N,->"
						if(!(TB_PrevHTML == "")){
							document.onkeydown = "";
							goPrev();
						}
					}	
				};
				
				tb_position();
				$("#TB_load").remove();
				//$("#TB_ImageOff").click(tb_remove);
				$("#TB_ImageOff").click(goNext);
				$("#TB_window").css({display:"block"}); //for safari using css instead of show
				};
			
			imgPreloader.src = url;
		}else{//code to show html

			var queryString = sid.replace(/^[^\?]+\??/,'');
			var params = tb_parseQuery( queryString );
			if(! typeof(params['modal']))
			{
				params['modal'] = 0;
			}

			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;
			var pagesize = tb_getPageSize();
			//var x = pagesize[0] - 150;
			ajaxContentH = pagesize[1] - (pagesize[1]*.3);
				
			tb_position();
			if(sid.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").css({width:'500px',height:ajaxContentH+'px'});
rnd = Math.round(Math.random()*1000);
						$("#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><div id='TB_mid'><iframe frameborder='0' hspace='0' src='"+url+"' id='TB_iframeContent' name='TB_iframeContent"+rnd+"' onload='tb_showIframe()' style='width:450px;height:"+(ajaxContentH)+"px;margin:-21px  auto 0;'> </iframe></div><div id='TB_bot'><!--//--></div>");
						
					}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'>close</a> or Esc Key</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;
}

isAOLHACK = 1;
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'});
	}
	if (isAOLHACK && (navigator.appVersion.indexOf("AOL") != -1 || navigator.appVersion.indexOf("America") != -1 )) {
  $("#TB_window").css({marginTop: '40px', top:'0'});
	}*/
  
	$("#TB_window").css({marginTop: '40px', top:'0'});

}

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;
  }
}