/*
 * 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 = "/static/loading.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){
	//console.log('tb_init');
	$(domChunk).click(function(){
		th = $(this);
		var d = th.attr('date') ? "<br/>" + th.attr('date') : '';
		var t = '<strong>'+this.title+'</strong>' + d;
		var a = $(this).attr('src');
		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
	//console.log('tb_show', arguments);
	
	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);

		//console.log('urlString', urlString);
		//console.log('urlType', urlType);
		
		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);
					
					src = $((TB_TempArray[TB_Counter])).attr('src');
					
					if (src != url) {	
						obj = $(TB_TempArray[TB_Counter]);
								
						//console.log('TB_FoundURL', TB_FoundURL);
						//console.log('obj', obj);
									
						if (TB_FoundURL) {
							d = obj.attr('date') ? "<br/>" + obj.attr('date') : '';
							TB_NextCaption = '<strong>'+obj.attr('title') +'</strong>' + d;
							TB_NextURL = obj.attr('src');
							TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
						} else {
							d = obj.attr('date') ? "<br/>" + obj.attr('date') : '';
							TB_PrevCaption = '<strong>'+obj.attr('title') +'</strong>' + d;
							TB_PrevURL = obj.attr('src');
							TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; 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 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;
			
			//console.log('url', url);
			
			h = '';
			h += '<div id="TB_closeWindow">'+TB_PrevHTML + TB_NextHTML+ ' <a href="#" id="TB_closeWindowButton" title="Close">Close</a><br/>';
			h += '(left / right / esc)</div>';
			
			$("#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'>" + TB_imageCount + "</div></div>"+h); 		
			
			$("#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 == 39){ // display previous image
					if(!(TB_NextHTML == "")){
						document.onkeydown = "";
						goNext();
					}
				} else if(keycode == 37){ // 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
			};
			
			//console.log('url', url);
			imgPreloader.src = url;
		} else {//code to show html
			
			//console.log('queryString', queryString);
			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;
			
			//console.log('url', url);
			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='Close'>close</a> or Esc Key</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'>close</a> or Escape 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"});
				});
			};
			
		};
		
		//console.log('params', params);
		
		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;
	};
};