/*
 * 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 = "http://www.megustaleer.com/extension/me_gusta_leer/design/me_gusta_leer/images/pop_ups/loading.gif";
var cargada = false;
/*!!!!!!!!!!!!!!!!! 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 activar_links() {
	for (i=0; enla = document.getElementsByTagName('a')[i]; i++)
	    enla.onclick = function() {return true}
	}
*/

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'>��<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'>��<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 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='Close'><img id='TB_Image' src='../THICKBOX/"+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='cerrar'><img src='http://www.megustaleer.com/extension/me_gusta_leer/design/me_gusta_leer/images/pop_ups/cerrar.gif' alt='cerrar' width='17' height='17' /></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'><a href='#' id='TB_closeWindowButton' title='cerrar'><img src='http://www.megustaleer.com/extension/me_gusta_leer/design/me_gusta_leer/images/pop_ups/cerrar.gif' alt='cerrar' width='17' height='17' /></a></div></div><iframe scrolling='no' 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 + 57)+"px;' ></iframe>");
								}else{//iframe modal
								$("#TB_overlay").unbind();
									$("#TB_window").append("<iframe scrolling='no' frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
								}
						}else{// not an iframe, ajax
								if($("#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='http://www.megustaleer.com/extension/me_gusta_leer/design/me_gusta_leer/images/pop_ups/cerrar.gif' alt='cerrar' width='17' height='17' /></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;
  }
}