/*
 * 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
 
 * Modifié par erwansims (http://www.messlive.net) pour utiliser le framework MooTools
 * Certaines fonctions ont été modifiées afin de faciliter le codage des scripts JS MLWS
*/
		  
var tb_pathToImage = "/images/loadingAnimation.gif";

/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

//on page load call tb_init
window.addEvent('domready', 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.addEvent('click', function(event){
	event.stop();
	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();
	});
}

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
			$$(document.body,"html").setStyles({height: "100%", width: "100%"});
			$("html").setStyle("overflow","hidden");
			if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
				var TB_HideSelect = new Element('iframe', {'id': 'TB_HideSelect'});
				var TB_overlay = new Element('div', {'id': 'TB_overlay'});
				TB_overlay.fade('hide');
				var TB_window = new Element('div', {'id': 'TB_window'});
				$(document.body).grab(TB_HideSelect, 'bottom');
				$(document.body).grab(TB_overlay, 'bottom');
				$(document.body).grab(TB_window, 'bottom');
				$(document.body).set('html', $(document.body).get('html') + "<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
				TB_overlay.addEvent('click', tb_remove);
			}
		}else{//all others
			if(document.getElementById("TB_overlay") === null){
				var TB_overlay = new Element('div', {'id': 'TB_overlay'});
				TB_overlay.fade('hide');
				var TB_window = new Element('div', {'id': 'TB_window'});
				$(document.body).grab(TB_overlay, 'bottom');
				$(document.body).grab(TB_window, 'bottom');
				TB_overlay.addEvent('click', tb_remove);
			}
		}
		
		TB_overlay.fade(0.75);
		
		if(tb_detectMacXFF()){
			TB_overlay.set('class', "TB_overlayMacFFBGHack");//use png overlay so hide flash
		}else{
			TB_overlay.set('class', "TB_overlayBG");//use background and opacity
		}

		if(caption===null){caption="";}
		var TB_load = new Element('div', {'id': 'TB_load', 'html': '<img src="'+imgLoader.src+'" />'});
		TB_load.fade('hide');
		$(document.body).grab(TB_load);//add loader to the page
		$('TB_load').setStyle('display', 'block');
		TB_load.fade(0.75);
		TB_window.setStyle('display', "block");
		
		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 &gt;</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='#'>&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 Cody Lindley.
			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.set('html', TB_window.get('html') + "<a href='' id='TB_ImageOff' title='Fermer'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_openImage'><a href='" + url + "' id='TB_openImageButton' target='_blank' title='Ouvrir l'image'>Ouvrir l'image</a></div><div id='TB_closeWindow'><a href='javascript: void(0);' id='TB_closeWindowButton' title='Fermer'>Fermer</a> ou Appuyer sur Echap</div>"); //"<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div>
			TB_window.fade('hide');
			
			$("TB_closeWindowButton").addEvent('click', tb_remove);
			$("TB_openImageButton").addEvent('click', function(e) {
				tb_remove(e);
			});
			
			if (!(TB_PrevHTML === "")) {
				function goPrev(){
					if($(document).removeEvent("click",goPrev)){$(document).removeEvent("click",goPrev);}
					$("TB_window").dispose();
					$(document.body).grab(new Element('div', {'id': 'TB_window'}));
					tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
					return false;	
				}
				$("TB_prev").addEvent('click', goPrev);
			}
			
			if (!(TB_NextHTML === "")) {		
				function goNext(){
					TB_window.dispose();
					$(document.body).grab(new Element('div', {'id': 'TB_window'}));
					tb_show(TB_NextCaption, TB_NextURL, imageGroup);				
					return false;	
				}
				$("TB_next").addEvent('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").setStyle('display', 'none');
			$("TB_ImageOff").addEvent('click', tb_remove);
			TB_window.fade(1);
			};
			
			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").dispose();
					if(params['modal'] != "true"){//iframe no modal
						TB_window.set('html', TB_window.get('html') + "<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.removeEvents();
						TB_window.set('html', TB_window.get('html') + "<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.getStyle("display") != "block"){
						if(params['modal'] != "true"){//ajax no modal
						TB_window.set('html', TB_window.get('html') + "<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.removeEvents();
						TB_window.set('html', TB_window.get('html') + "<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").style.width = ajaxContentW +"px";
						$("TB_ajaxContent").style.height = ajaxContentH +"px";
						$("TB_ajaxContent").scrollTop = 0;
						$("TB_ajaxWindowTitle").set('html', caption);
					}
			}
					
			$("TB_closeWindowButton").addEvent('click', tb_remove);
			
				if(url.indexOf('TB_inline') != -1){	
					$("TB_ajaxContent").grab($(params['inlineId']).getChildren());
					TB_window.addEvent('unload', function () {
						$(params['inlineId']).grab($("TB_ajaxContent").getChildren()); // move elements back when you're finished
					});
					tb_position();
					$("TB_load").dispose();
					TB_window.setStyle('display', "block"); 
				}else if(url.indexOf('TB_iframe') != -1){
					tb_position();
					if(Browser.Engine.webkit){//safari needs help because it will not fire iframe onload
						$("TB_load").dispose();
						TB_window.setStyle('display', "block");
					}
				}else{
					$("TB_ajaxContent").send(url += "&random=" + (new Date().getTime()));//to do a post change this load method
					tb_position();
					$("TB_load").dispose();
					tb_init($$("TB_ajaxContent", "a.thickbox"));
					TB_window.setStyle('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").dispose();
	$('TB_window').setStyle('display', "block");
}

function tb_remove(event) {
	if($("TB_imageOff"))
	{
		$("TB_imageOff").removeEvent("click");
	}
	
	$('TB_load').dispose();
	
	if($defined($("TB_closeWindowButton")))
	{
		$("TB_closeWindowButton").removeEvent("click");
	}
	
	if($defined($("TB_window")))
	{
		$('TB_window').fade(0);
		window.setTimeout("$('TB_window').dispose();", 500);
		$('TB_window').removeEvents();
	}

	$('TB_overlay').removeEvents();
	
	if($('TB_HideSelect'))
	{
		$('TB_HideSelect').removeEvents();
	}
	
	if($defined($("MLWS")))
	{
		$('MLWS').fade(0);
		window.setTimeout("$('MLWS').dispose();", 500);
	}
	
	$('TB_overlay').fade(0);
	$('TB_overlay').removeEvents();
	window.setTimeout("$('TB_overlay').dispose();", 500);
	
	if($('TB_HideSelect'))
	{
		$('TB_HideSelect').dispose();
	}
	
	if($("TB_load"))
	{
		$("TB_load").dispose();
	}
	
	if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
		$(document.body,"html").setStyles({height: "auto", width: "auto"});
		$("html").setStyle("overflow","");
	}
	
	document.onkeydown = "";
	document.onkeyup = "";
	
	return false;
}

function tb_position() {
$('TB_window').setStyles({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
	if ( !(Browser.Engine.trident && Browser.Engine.trident4)) { // take away IE6
		$('TB_window').setStyle('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;
  }
}