/*
		 * Thickbox 3 - 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 = "images/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){
			$(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='overlay'></div><div id='thickbox'></div>");
						$("#overlay").click(tb_remove);
					}
				}else{//all others
					if(document.getElementById("overlay") === null){
						$("body").append("<div id='overlay'></div><div id='thickbox'></div>");
						$("#overlay").click(tb_remove);
					}
				}
				
				if(caption===null){caption="";}
				$("body").append("<div id='load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
				$('#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_Dica = "";
					TB_FoundURL = false;
					if(imageGroup){
						TB_Dica = "<strong>Use as setas direcionais para navegar pelas imagens e ESC para fechar</strong>";
						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 = "<a id='proxima' href='#' title='Pr&oacute;xima imagem'>Pr&oacute;xima</a>";
									} else {
										TB_PrevCaption = TB_TempArray[TB_Counter].title;
										TB_PrevURL = TB_TempArray[TB_Counter].href;
										TB_PrevHTML = "<a id='anterior' href='#' title='Imagem anterior'>Anterior</a>";
									}
								} else {
									TB_FoundURL = true;
									TB_imageCount = "<span>Imagem " + (TB_Counter + 1) +" de "+ (TB_TempArray.length) +"</span>";											
								}
						}
					}
		
					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;
					$("#thickbox").append("<div id='caption'><h1>"+caption+"</h1><a href='#' id='close' title='Fechar'>Fechar (Esc)</a></div><a href='' id='imagelink' title='Close'><img id='image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"' /></a>" + "<div id='navigation'>" + TB_Dica + TB_PrevHTML + TB_imageCount + TB_NextHTML + "</div>"); 		
					
					$("#close").click(tb_remove);
					
					if (!(TB_PrevHTML === "")) {
						function goPrev(){
							if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
							$("#thickbox").remove();
							$("body").append("<div id='thickbox'></div>");
							tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
							return false;	
						}
						$("#anterior").click(goPrev);
					}
					
					if (!(TB_NextHTML === "")) {		
						function goNext(){
							$("#thickbox").remove();
							$("body").append("<div id='thickbox'></div>");
							tb_show(TB_NextCaption, TB_NextURL, imageGroup);				
							return false;	
						}
						$("#proxima").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();
					$("#load").remove();
					$("#imagelink").click(tb_remove);
					$("#thickbox").css({display:"block"}); //for safari using css instead of show
					};
					
					imgPreloader.src = url;
				}else{//code to show html pages
					
					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){				
							urlNoQuery = url.split('TB_');		
							$("#thickbox").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='close' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' onload='tb_showIframe()'> </iframe>");
						}else{
							if($("#thickbox").css("display") != "block"){
								if(params['modal'] != "true"){
								$("#thickbox").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='close'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
								}else{
								$("#overlay").unbind();
								$("#thickbox").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
								}
							}else{
								$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
								$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
								$("#TB_ajaxContent")[0].scrollTop = 0;
								$("#TB_ajaxWindowTitle").html(caption);
							}
					}
							
					$("#close").click(tb_remove);
					
						if(url.indexOf('TB_inline') != -1){	
							$("#TB_ajaxContent").html($('#' + params['inlineId']).html());
							tb_position();
							$("#load").remove();
							$("#thickbox").css({display:"block"}); 
						}else if(url.indexOf('TB_iframe') != -1){
							tb_position();
							if(frames['TB_iframeContent'] === undefined){//be nice to safari
								$("#load").remove();
								$("#thickbox").css({display:"block"});
								$(document).keyup( function(e){ var key = e.keyCode; if(key == 27){tb_remove();}});
							}
						}else{
							$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
								tb_position();
								$("#load").remove();
								tb_init("#TB_ajaxContent a.thickbox");
								$("#thickbox").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(){
			$("#load").remove();
			$("#thickbox").css({display:"block"});
		}
		
		function tb_remove() {
			$("#TB_imageOff").unbind("click");
			$("#overlay").unbind("click");
			$("#close").unbind("click");
			$("#thickbox").fadeOut("fast",function(){$('#thickbox,#overlay,#TB_HideSelect').remove();});
			$("#load").remove();
			if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
				$("body","html").css({height: "auto", width: "auto"});
				$("html").css("overflow","");
			}
			document.onkeydown = "";
			return false;
		}
		
		function tb_position() {
		$("#thickbox").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
			if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
				$("#thickbox").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;
		}