// -----------------------------------------------------------------------------------
//
//	Lightbox v2.03.3
//	by Lokesh Dhakar - http://www.huddletogether.com
//	5/21/06
//
//	For more information on this script, visit:
//	http://huddletogether.com/projects/lightbox2/
//
//	Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
//	
//	Credit also due to those who have helped, inspired, and made their code available to the public.
//	Including: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.com), Thomas Fuchs(mir.aculo.us), and others.
//
//
// -----------------------------------------------------------------------------------
/*

	Table of Contents
	-----------------
	Configuration
	Global Variables

	Extending Built-in Objects	
	- Object.extend(Element)
	- Array.prototype.removeDuplicates()
	- Array.prototype.empty()

	Lightbox Class Declaration
	- initialize()
	- updateImageList()
	- start()
	- changeImage()
	- resizeImageContainer()
	- showImage()
	- updateDetails()
	- updateNav()
	- enableKeyboardNav()
	- disableKeyboardNav()
	- keyboardAction()
	- preloadNeighborImages()
	- end()
	
	Miscellaneous Functions
	- getPageScroll()
	- getPageSize()
	- getKey()
	- listenKey()
	- showSelectBoxes()
	- hideSelectBoxes()
	- showFlash()
	- hideFlash()
	- pause()
	- initLightbox()
	
	Function Calls
	- addLoadEvent(initLightbox)
	
*/
// -----------------------------------------------------------------------------------
//
//	Configuration
//
var fileLoadingImage = "/include/lightbox/images/loading.gif";		
var fileBottomNavCloseImage = "/include/lightbox/images/closelabel.gif";

var overlayOpacity = 0.8;	// controls transparency of shadow overlay

var animate = true;			// toggles resizing animations
var resizeSpeed = 8;		// controls the speed of the image resizing animations (1=slowest and 10=fastest)

var borderSize = 10;		//if you adjust the padding in the CSS, you will need to update this variable
var MediaType=false;
// -----------------------------------------------------------------------------------

function print_r(e) {
	aa="";
	for (p in e) {
		aa+="\n"+p+"=>"+e[p];	
	}
	alert (aa);
}

//
//	Global Variables
//
var imageArray = new Array;
var activeImage;

if(animate == true){
	overlayDuration = 0.2;	// shadow fade in/out duration
	if(resizeSpeed > 10){ resizeSpeed = 10;}
	if(resizeSpeed < 1){ resizeSpeed = 1;}
	resizeDuration = (11 - resizeSpeed) * 0.15;
} else { 
	overlayDuration = 0;
	resizeDuration = 0;
}


function getElementsByClassName(className, tag, elm){
	var testClass = new RegExp("(^|s)" + className + "(s|$)");
	var tag = tag || "*";
	var elm = elm || document;
	var elements = (tag == "*" && elm.all)? elm.all : elm.getElementsByTagName(tag);
	var returnElements = [];
	var current;
	var length = elements.length;
	for(var i=0; i<length; i++){
		current = elements[i ];
		if(testClass.test(current.className)){
			returnElements.push(current);
		}
	}
	return returnElements;
}

// -----------------------------------------------------------------------------------

//
//	Additional methods for Element added by SU, Couloir
//	- further additions by Lokesh Dhakar (huddletogether.com)
//
Object.extend(Element, {
	getWidth: function(element) {
	   	element = $(element);
	   	return element.offsetWidth; 
	},
	setWidth: function(element,w) {
	   	element = $(element);
    	try {
			element.style.width = w +"px";
		} catch(e) {
			alert(e);
		}
	},
	setHeight: function(element,h) {
   		element = $(element);
    	element.style.height = h +"px";
	},
	setTop: function(element,t) {
	   	element = $(element);
    	element.style.top = t +"px";
	},
	setLeft: function(element,l) {
	   	element = $(element);
    	element.style.left = l +"px";
	},
	setSrc: function(element,src) {
    	element = $(element);
    	element.src = src; 
	},
	setHref: function(element,href) {
    	element = $(element);
    	element.href = href; 
	},
	setInnerHTML: function(element,content) {
		element = $(element);
		element.innerHTML = content;
	}
});

// -----------------------------------------------------------------------------------

//
//	Extending built-in Array object
//	- array.removeDuplicates()
//	- array.empty()
//
Array.prototype.removeDuplicates = function () {
    for(i = 0; i < this.length; i++){
        for(j = this.length-1; j>i; j--){        
            if(this[i][0] == this[j][0]){
                this.splice(j,1);
            }
        }
    }
}

// -----------------------------------------------------------------------------------

Array.prototype.empty = function () {
	for(i = 0; i <= this.length; i++){
		this.shift();
	}
}

// -----------------------------------------------------------------------------------

//
//	Lightbox Class Declaration
//	- initialize()
//	- start()
//	- changeImage()
//	- resizeImageContainer()
//	- showImage()
//	- updateDetails()
//	- updateNav()
//	- enableKeyboardNav()
//	- disableKeyboardNav()
//	- keyboardNavAction()
//	- preloadNeighborImages()
//	- end()
//
//	Structuring of code inspired by Scott Upton (http://www.uptonic.com/)
//
var Lightbox = Class.create();

Lightbox.prototype = {
	
	// initialize()
	// Constructor runs on completion of the DOM loading. Calls updateImageList and then
	// the function inserts html at the bottom of the page which is used to display the shadow 
	// overlay and the image container.
	//
	initialize: function() {	
		
		this.updateImageList();

		// Code inserts html at the bottom of the page that looks similar to this:
		//
		//	<div id="overlay"></div>
		//	<div id="lightbox">
		//		<div id="outerImageContainer">
		//			<div id="imageContainer">
		//				<img id="lightboxImage">
		//				<div style="" id="hoverNav">
		//					<a href="#" id="prevLink"></a>
		//					<a href="#" id="nextLink"></a>
		//				</div>
		//				<div id="loading">
		//					<a href="#" id="loadingLink">
		//						<img src="images/loading.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//		<div id="imageDataContainer">
		//			<div id="imageData">
		//				<div id="imageDetails">
		//					<span id="caption"></span>
		//					<span id="numberDisplay"></span>
		//				</div>
		//				<div id="bottomNav">
		//					<a href="#" id="bottomNavClose">
		//						<img src="images/close.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//	</div>


		var objBody = document.getElementsByTagName("body").item(0);

		var objOverlay = document.createElement("div");
		objOverlay.setAttribute('id','overlay');
		objOverlay.style.display = 'none';
		objOverlay.onclick = function() { myLightbox.end(); }
		objBody.appendChild(objOverlay);
		
		var objLightbox = document.createElement("div");
		objLightbox.setAttribute('id','lightbox');
		objLightbox.style.display = 'none';
		objLightbox.onclick = function(e) {	// close Lightbox is user clicks shadow overlay
			if (!e) var e = window.event;
			var clickObj = Event.element(e).id;
			if ( clickObj == 'lightbox') {
				myLightbox.end();
			}
		};
		objBody.appendChild(objLightbox);
			
		var objOuterImageContainer = document.createElement("div");
		objOuterImageContainer.setAttribute('id','outerImageContainer');
		objLightbox.appendChild(objOuterImageContainer);

		// When Lightbox starts it will resize itself from 250 by 250 to the current image dimension.
		// If animations are turned off, it will be hidden as to prevent a flicker of a
		// white 250 by 250 box.
		if(animate){
			Element.setWidth('outerImageContainer', 250);
			Element.setHeight('outerImageContainer', 250);			
		} else {
			Element.setWidth('outerImageContainer', 1);
			Element.setHeight('outerImageContainer', 1);			
		}

		var objImageContainer = document.createElement("div");
		objImageContainer.setAttribute('id','imageContainer');
		objOuterImageContainer.appendChild(objImageContainer);
	
		var objLightboxImage = document.createElement("img");
		objLightboxImage.setAttribute('id','lightboxImage');
		objImageContainer.appendChild(objLightboxImage);
		
		var objLightboxVideo = document.createElement("div");
		objLightboxVideo.setAttribute('id','lightboxVideo');
		objLightboxVideo.style.width = "666px";
		objLightboxVideo.style.height = "500px";
		//objLightboxVideo.style.border = "5px solid #F00";
		objImageContainer.appendChild(objLightboxVideo);

		var objHoverNav = document.createElement("div");
		objHoverNav.setAttribute('id','hoverNav');
		objImageContainer.appendChild(objHoverNav);
	
		var objPrevLink = document.createElement("a");
		objPrevLink.setAttribute('id','prevLink');
		objPrevLink.setAttribute('href','#');
		objHoverNav.appendChild(objPrevLink);
		
		var objNextLink = document.createElement("a");
		objNextLink.setAttribute('id','nextLink');
		objNextLink.setAttribute('href','#');
		objHoverNav.appendChild(objNextLink);
	
		var objLoading = document.createElement("div");
		objLoading.setAttribute('id','loading');
		objImageContainer.appendChild(objLoading);
	
		var objLoadingLink = document.createElement("a");
		objLoadingLink.setAttribute('id','loadingLink');
		objLoadingLink.setAttribute('href','#');
		objLoadingLink.onclick = function() { myLightbox.end(); return false; }
		objLoading.appendChild(objLoadingLink);
	
		var objLoadingImage = document.createElement("img");
		objLoadingImage.setAttribute('src', fileLoadingImage);
		objLoadingLink.appendChild(objLoadingImage);

		var objImageDataContainer = document.createElement("div");
		objImageDataContainer.setAttribute('id','imageDataContainer');
		objLightbox.appendChild(objImageDataContainer);

		var objImageData = document.createElement("div");
		objImageData.setAttribute('id','imageData');
		objImageDataContainer.appendChild(objImageData);
	
		var objImageDetails = document.createElement("div");
		objImageDetails.setAttribute('id','imageDetails');
		objImageData.appendChild(objImageDetails);
	
		var objCaption = document.createElement("span");
		objCaption.setAttribute('id','caption');
		objImageDetails.appendChild(objCaption);
	
		var objNumberDisplay = document.createElement("span");
		objNumberDisplay.setAttribute('id','numberDisplay');
		objImageDetails.appendChild(objNumberDisplay);
		
		var objBottomNav = document.createElement("div");
		objBottomNav.setAttribute('id','bottomNav');
		objImageData.appendChild(objBottomNav);
	
		var objBottomNavCloseLink = document.createElement("a");
		objBottomNavCloseLink.setAttribute('id','bottomNavClose');
		objBottomNavCloseLink.setAttribute('href','#');
		objBottomNavCloseLink.onclick = function() { myLightbox.end(); return false; }
		objBottomNav.appendChild(objBottomNavCloseLink);
	
		var objBottomNavCloseImage = document.createElement("img");
		objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);
		objBottomNavCloseLink.appendChild(objBottomNavCloseImage);
	},




	//
	// updateImageList()
	// Loops through anchor tags looking for 'lightbox' references and applies onclick
	// events to appropriate links. You can rerun after dynamically adding images w/ajax.
	//
	updateImageList: function() {	
	
		_Content = document.getElementById('Center');

		/*if (!Content) { return; }
		if (!Content.getElementsByTagName){ return; }
		*/
		//var lst=getElementsByClassName('lightboxable','div',Content.parentNode);
		var lst=getElementsByClassName('lightboxable','*',false);

		for (j=0; j<lst.length; j++) {
			_Content = lst[j];
			var anchors = _Content.getElementsByTagName('img');
			// loop through all anchor tags
			for (var i=0; i<anchors.length; i++){
				var anchor = anchors[i];
				
				var relAttribute = String(anchor.getAttribute('rel'));
				if (relAttribute.toLowerCase().match('nolightbox')) {
					continue;
				}
				// use the string.match() method to catch 'lightbox' references in the rel attribute
				//if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
					anchor.onclick = function () {myLightbox.start(this); return false;}
					anchor.style.cursor = 'pointer';
				//}
			}
		}
	},
	
	
	//
	//	start()
	//	Display overlay and lightbox. If image is part of a set, add siblings to imageArray.
	//
	start: function(imageLink) {	

		hideSelectBoxes();
		hideFlash();
		//Content = document.getElementById('Center');
		_Content = document.body;
		// stretch overlay to fill page and fade in
		var arrayPageSize = getPageSize();
		Element.setWidth('overlay', arrayPageSize[0]);
		Element.setHeight('overlay', arrayPageSize[1]);

		new Effect.Appear('overlay', { duration: overlayDuration, from: 0.0, to: overlayOpacity });

		imageArray = [];
		var imageNum = 0;		

		if (!_Content.getElementsByTagName){ return; }
		var anchors = _Content.getElementsByTagName(imageLink.tagName);
		
		//id="lightboxImage"
		
		// if image is NOT part of a set..
		if((imageLink.getAttribute('rel') == 'lightbox')){
			// add single image to imageArray
			imageArray.push(new Array(imageLink.getAttribute('src'), imageLink.getAttribute('title')));			
		} else {
		// if image is part of a set..

			// loop through anchors, find other images in set, and add them to imageArray
			
			for (var i=0; i<anchors.length; i++){
				var anchor = anchors[i];
				//console.log(anchor.getAttribute('rel'));
				if (anchor.getAttribute('rel') == 'nolightbox') { 
					continue; 
				}
				// On remonte l'arboresence pour voir si l'image ne fait pas elle meme partie de lightbox
				OnPasse = false;
				tmp = anchor;
				while (tmp.parentNode) {
					if (tmp.id) {
						if (tmp.id=="lightbox") {
							OnPasse = true;
						}
					}
					tmp = tmp.parentNode;
				}
				
				if (OnPasse) {
					continue;
				}
				
					
				src = anchor.getAttribute('zoom') ? anchor.getAttribute('zoom') : (anchor.getAttribute('src') ? anchor.getAttribute('src') : (anchor.getAttribute('href') && anchor.getAttribute('rel') == "lightbox_VIDEO" ? anchor.getAttribute('href') : false));

					if (!src) {
						continue;
					}
					
					if (anchor.getAttribute('rel') != "lightbox_VIDEO"){
						pos_ext = src.lastIndexOf(".");
						ext = src.substring(pos_ext,src.length);
						
						src = src.substring(0, pos_ext);
						
						pos_size = src.lastIndexOf("-");
						src = src.substring(0, pos_size);
					}
					if(anchor.getAttribute('rel') != null){
						pos_rel = anchor.getAttribute('rel').lastIndexOf(".");
						code_video = anchor.getAttribute('rel').substring(0,pos_rel);
						provenance_video = anchor.getAttribute('rel').substring(pos_rel,anchor.getAttribute('rel').length);
					} else {
						provenance_video="";
						code_video = "";
					}
					
					if (anchor.getAttribute('rel') == "lightbox_VIDEO"){
						if (src.substring(0,7)=="http://") {	
							// IE nous emmerde une fois de plus, il rajoute le chemin absolue, plutot que le relatif
							here = String(document.location);
							pos = here.lastIndexOf("/");
							src = src.substring(pos+1,src.length);
						}
						MediaType="video";
					} else if (provenance_video && (provenance_video == '.youtube' || provenance_video == '.dailymotion')){
						MediaType="video"+provenance_video; // video.youtube ou video.dailymotion
						src += "-";
					} else if (ext==".png") { // Si on trouve un png, c'est le png d'une vidéo qui porte le meme nom
						MediaType="video";
						//alert (src);
						src += ".flv";
					} else {
						MediaType="photo";
						src += "-0_600"+ext;
					}
					// FIXME : Si on décommente les 2 lignes ci dessous, l'image prend quasiment le plein écran
					//pageSize = getPageSize();
					//src += "-"+(pageSize[2]-(borderSize*2))+"_"+(pageSize[3]-(borderSize*8))+ext;
					imageArray.push(new Array(src, anchor.getAttribute('title'),MediaType, code_video));
				//}
			}
//console.log(imageArray);
			imageArray.removeDuplicates();
//console.log(imageArray);
			src = imageLink.getAttribute('zoom') ? imageLink.getAttribute('zoom') : (imageLink.getAttribute('src') ? imageLink.getAttribute('src') : (imageLink.getAttribute('href') && imageLink.getAttribute('rel') == "lightbox_VIDEO" ? imageLink.getAttribute('href') : false));
			/*if (!src) {
				//On a pas trouvé de src, c'est peut être pas une balise A, dans ce cas, il faut chercher les attributs à la main...
				for (j=0; j<anchor.attributes.length; j++) {
					if (anchor.attributes[j].name=="href") {
						src = anchor.attributes[j].nodeValue;
						break;
					}
				}
			}*/
			
			//console.log(src);
			if (imageLink.getAttribute('rel') != "lightbox_VIDEO"){
				pos_ext = src.lastIndexOf(".");
				ext = src.substring(pos_ext,src.length);
				
				src = src.substring(0, pos_ext);
				
				pos_size = src.lastIndexOf("-");
				src = src.substring(0, pos_size);
			}
			
			if(anchor.getAttribute('rel') != null){
				pos_rel = anchor.getAttribute('rel').lastIndexOf(".");
				code_video = anchor.getAttribute('rel').substring(0,pos_rel);
				provenance_video = anchor.getAttribute('rel').substring(pos_rel,anchor.getAttribute('rel').length);
			}else{
				provenance_video="";
				code_video = "";
			}
					
			if (imageLink.getAttribute('rel') == "lightbox_VIDEO"){
				MediaType="video";
				if (src.substring(0,7)=="http://") {	
					// IE nous emmerde une fois de plus, il rajoute le chemin absolue, plutot que le relatif
					here = String(document.location);
					pos = here.lastIndexOf("/");
					src = src.substring(pos+1,src.length);
				}
			} else if (provenance_video && (provenance_video == '.youtube' || provenance_video == '.dailymotion')){
				MediaType="video".provenance_video; // video.youtube ou video.dailymotion
				src += "-";
						
			} else if (ext==".png") {
				src += ".flv";
			} else {
				src += "-0_600"+ext;
			}
			
			
			
			// FIXME : Si on d�commente les 2 lignes ci dessous, l'image prend quasiment le plein �cran
			//pageSize = getPageSize();
			//src += "-"+(pageSize[2]-(borderSize*2))+"_"+(pageSize[3]-(borderSize*8))+ext;
			//console.log(src);
			//console.log(imageArray);

			while(imageArray[imageNum][0] != src) { imageNum++;}
		}

		// calculate top and left offset for the lightbox 
		var arrayPageScroll = getPageScroll();
		var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 10);
		var lightboxLeft = arrayPageScroll[0];
		Element.setTop('lightbox', lightboxTop);
		Element.setLeft('lightbox', lightboxLeft);
		
		Element.show('lightbox');
		
		this.changeImage(imageNum);
	},

	//
	//	changeImage()
	//	Hide most elements and preload image in preparation for resizing image container.
	//
	changeImage: function(imageNum) {	
		
		activeImage = imageNum;	// update global var

		// hide elements during transition
		if(animate){ Element.show('loading');}
		Element.hide('lightboxImage');
		Element.hide('lightboxVideo');
		Element.hide('hoverNav');
		Element.hide('prevLink');
		Element.hide('nextLink');
		Element.hide('imageDataContainer');
		Element.hide('numberDisplay');
		
		imgPreloader = new Image();
		//console.log('New '+imageArray[activeImage][2]);
		MediaType = imageArray[activeImage][2];
		//alert(MediaType);
		
		if (MediaType=="video.youtube") {
			document.getElementById('lightboxVideo').innerHTML = '&nbsp;<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/'+imageArray[activeImage][3]+'&hl=fr&fs=1&"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/'+imageArray[activeImage][3]+'&hl=fr&fs=1&" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object>';
			

			document.getElementById('lightboxImage').style.display = "none";
			document.getElementById('lightboxVideo').style.display = "block";
			document.getElementById('lightboxVideo').style.border = "1px solid #FFFFFF";
			document.getElementById('lightboxVideo').style.width = "666px";
			document.getElementById('lightboxVideo').style.height = "350px";
			myLightbox.resizeImageContainer(666, 350);

		
		}else if (MediaType=="video.dailymotion") {
			document.getElementById('lightboxVideo').innerHTML = '&nbsp;<object width="480" height="288"><param name="movie" value="http://www.dailymotion.com/swf/'+imageArray[activeImage][3]+'&related=0"></param><param name="allowFullScreen" value="true"></param><param name="allowScriptAccess" value="always"></param><embed src="http://www.dailymotion.com/swf/'+imageArray[activeImage][3]+'&related=0" type="application/x-shockwave-flash" width="480" height="288" allowFullScreen="true" allowScriptAccess="always"></embed></object>';

			document.getElementById('lightboxImage').style.display = "none";
			document.getElementById('lightboxVideo').style.display = "block";
			document.getElementById('lightboxVideo').style.border = "1px solid #FFFFFF";
			document.getElementById('lightboxVideo').style.width = "666px";
			document.getElementById('lightboxVideo').style.height = "320px";
			myLightbox.resizeImageContainer(666, 320);
			
		}else if (MediaType=="video") {
			//console.log(imageArray[activeImage]);
			document.getElementById('lightboxVideo').innerHTML = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="666" height="500" id="Banniere" align="middle"><param name="allowScriptAccess" value="sameDomain" /><param name="allowFullScreen" value="false" /><param name="movie" value="/videoplayer.swf?rand='+Math.random()+'&video='+'_VIDEOS_/Videos/'+imageArray[activeImage][0]+'" /><param name="quality" value="high" /><param name="wmode" value="transparent" /><param name="bgcolor" value="#9999ff" /><embed src="/videoplayer.swf?rand='+Math.random()+'&video='+'_VIDEOS_/Videos/'+imageArray[activeImage][0]+'" quality="high" wmode="transparent" bgcolor="#9999ff" width="666" height="500" name="Banniere" align="middle" allowScriptAccess="sameDomain" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />';

			//console.log(imageArray[activeImage][0]);
			//console.log(document.getElementById('lightboxVideo').innerHTML);

			document.getElementById('lightboxImage').style.display = "none";
			document.getElementById('lightboxVideo').style.display = "block";
			myLightbox.resizeImageContainer(666, 500);
		} else {
			// once image is preloaded, resize image container
			imgPreloader.onload=function(){
				Element.setSrc('lightboxImage', imageArray[activeImage][0]);
				document.getElementById('lightboxVideo').style.display = "none";
				//document.getElementById('lightboxImage').style.display = "block";
				document.getElementById('lightboxImage').style.border = "1px solid #FFFFFF";

				
				myLightbox.resizeImageContainer(imgPreloader.width, imgPreloader.height);
				
				imgPreloader.onload=function(){};	//	clear onLoad, IE behaves irratically with animated gifs otherwise 
			}
			
			imgPreloader.src = imageArray[activeImage][0];
		}
	},

	//
	//	resizeImageContainer()
	//
	resizeImageContainer: function( imgWidth, imgHeight) {

		// get curren width and height
		this.widthCurrent = Element.getWidth('outerImageContainer');
		this.heightCurrent = Element.getHeight('outerImageContainer');

		// get new width and height
		var widthNew = (imgWidth  + (borderSize * 2));
		var heightNew = (imgHeight  + (borderSize * 2));

		// scalars based on change from old to new
		this.xScale = ( widthNew / this.widthCurrent) * 100;
		this.yScale = ( heightNew / this.heightCurrent) * 100;

		// calculate size difference between new and old image, and resize if necessary
		wDiff = this.widthCurrent - widthNew;
		hDiff = this.heightCurrent - heightNew;

		if(!( hDiff == 0)){ new Effect.Scale('outerImageContainer', this.yScale, {scaleX: false, duration: resizeDuration, queue: 'front'}); }
		if(!( wDiff == 0)){ new Effect.Scale('outerImageContainer', this.xScale, {scaleY: false, delay: resizeDuration, duration: resizeDuration}); }

		// if new and old image are same size and no scaling transition is necessary, 
		// do a quick pause to prevent image flicker.
		if((hDiff == 0) && (wDiff == 0)){
			if (navigator.appVersion.indexOf("MSIE")!=-1){ pause(250); } else { pause(100);} 
		}
/*
		Element.setHeight('prevLink', imgHeight-50);
		Element.setHeight('nextLink', imgHeight-50);
*/		
		Element.setHeight('prevLink', 30);
		Element.setHeight('nextLink', 30);
		
		Element.setWidth('prevLink', (imgWidth/2)-10);
		Element.setWidth('nextLink', (imgWidth/2)-10);
		
		Element.setWidth( 'imageDataContainer', widthNew);

		this.showImage();
	},
	
	//
	//	showImage()
	//	Display image and begin preloading neighbors.
	//
	showImage: function(){
		Element.hide('loading');
		
		pos_ext = imageArray[activeImage][0].lastIndexOf(".");
		ext = imageArray[activeImage][0].substring(pos_ext,imageArray[activeImage][0].length);
		
		MediaType = imageArray[activeImage][2];
		if (MediaType=="video" || MediaType=="video.youtube" || MediaType=="video.dailymotion" ) {
			document.getElementById('lightboxVideo').style.display = "block";
			myLightbox.updateDetails();
		} else {
			new Effect.Appear('lightboxImage', { duration: resizeDuration, queue: 'end', afterFinish: function(){	myLightbox.updateDetails(); } });
			this.preloadNeighborImages();
		
		}
		//new Effect.Appear('lightboxImage', { duration: resizeDuration, queue: 'end', afterFinish: function(){	myLightbox.updateDetails(); } });
		//this.preloadNeighborImages();
		//new Effect.Appear('lightboxVideo', { duration: 0, queue: 'end', afterFinish: function(){	myLightbox.updateDetails(); } });
		//this.preloadNeighborImages();
		
		//;
	},

	//
	//	updateDetails()
	//	Display caption, image number, and bottom nav.
	//
	updateDetails: function() {
	
		// if caption is not null
		if(imageArray[activeImage][1]){
			Element.show('caption');
			Element.setInnerHTML( 'caption', imageArray[activeImage][1]);
		}
		
		// if image is part of set display 'Image x of x' 
		if(imageArray.length > 1){
			Element.show('numberDisplay');
			Element.setInnerHTML( 'numberDisplay', "Image " + eval(activeImage + 1) + " sur " + imageArray.length);
		}

		new Effect.Parallel(
			[ new Effect.SlideDown( 'imageDataContainer', { sync: true, duration: resizeDuration, from: 0.0, to: 1.0 }), 
			  new Effect.Appear('imageDataContainer', { sync: true, duration: resizeDuration }) ], 
			{ duration: resizeDuration, afterFinish: function() {
				// update overlay size and update nav
				var arrayPageSize = getPageSize();
				Element.setHeight('overlay', arrayPageSize[1]);
				myLightbox.updateNav();
				}
			} 
		);
	},

	//
	//	updateNav()
	//	Display appropriate previous and next hover navigation.
	//
	updateNav: function() {

		Element.show('hoverNav');				//FIXME: J'ai fait ça juste pour cacher next et prev

		// if not first image in set, display prev image button
		if(activeImage != 0){
			Element.show('prevLink');
			document.getElementById('prevLink').onclick = function() {
				myLightbox.changeImage(activeImage - 1); return false;
			}
		}

		// if not last image in set, display next image button
		if(activeImage != (imageArray.length - 1)){
			Element.show('nextLink');
			document.getElementById('nextLink').onclick = function() {
				myLightbox.changeImage(activeImage + 1); return false;
			}
		}
		
		MediaType = imageArray[activeImage][2];
		if (MediaType=="video" || MediaType=="video.youtube" || MediaType=="video.dailymotion") {
			document.getElementById('lightboxVideo').style.visibility = "visible";
			//
			// Code particulier pour bug Ffx Windows sur Toolzik. Impossible de cliquer dans le flash si le style.overflow != "hidden"
			//
			if (document.getElementById('content_left')) {
				document.getElementById('content_left').style.overflow = 'hidden';
			}
			if (document.getElementById('content_right')) {
				document.getElementById('content_right').style.overflow = 'hidden';
			}
		}

		this.enableKeyboardNav();
	},

	//
	//	enableKeyboardNav()
	//
	enableKeyboardNav: function() {
		document.onkeydown = this.keyboardAction; 
	},

	//
	//	disableKeyboardNav()
	//
	disableKeyboardNav: function() {
		document.onkeydown = '';
	},

	//
	//	keyboardAction()
	//
	keyboardAction: function(e) {
		if (e == null) { // ie
			keycode = event.keyCode;
			escapeKey = 27;
		} else { // mozilla
			keycode = e.keyCode;
			escapeKey = e.DOM_VK_ESCAPE;
		}

		key = String.fromCharCode(keycode).toLowerCase();
		
		if((key == 'x') || (key == 'o') || (key == 'c') || (keycode == escapeKey)){	// close lightbox
			myLightbox.end();
		} else if((key == 'p') || (keycode == 37)){	// display previous image
			if(activeImage != 0){
				myLightbox.disableKeyboardNav();
				myLightbox.changeImage(activeImage - 1);
			}
		} else if((key == 'n') || (keycode == 39)){	// display next image
			if(activeImage != (imageArray.length - 1)){
				myLightbox.disableKeyboardNav();
				myLightbox.changeImage(activeImage + 1);
			}
		}

	},

	//
	//	preloadNeighborImages()
	//	Preload previous and next images.
	//
	preloadNeighborImages: function(){

		if((imageArray.length - 1) > activeImage){
			preloadNextImage = new Image();
			preloadNextImage.src = imageArray[activeImage + 1][0];
		}
		if(activeImage > 0){
			preloadPrevImage = new Image();
			preloadPrevImage.src = imageArray[activeImage - 1][0];
		}
	
	},

	//
	//	end()
	//
	end: function() {
		this.disableKeyboardNav();
		Element.hide('lightbox');
		new Effect.Fade('overlay', { duration: overlayDuration});
		showSelectBoxes();
		showFlash();
		
		MediaType = imageArray[activeImage][2];
		if (MediaType=="video" || MediaType=="video.youtube" || MediaType=="video.dailymotion") {
			//
			// Code particulier pour bug Ffx Windows sur toolzik. Impossible de cliquer dans le flash si le style.overflow != "hidden"
			//
			if (document.getElementById('content_left')) {
				document.getElementById('content_left').style.overflow = 'auto';
			}
			if (document.getElementById('content_right')) {
				document.getElementById('content_right').style.overflow = 'auto';
			}
		}
	}
}

// -----------------------------------------------------------------------------------

//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.com
//
function getPageScroll(){

	var xScroll, yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;	
	}

	arrayPageScroll = new Array(xScroll,yScroll) 
	return arrayPageScroll;
}

// -----------------------------------------------------------------------------------

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.com
// Edit for Firefox by pHaez
//
function getPageSize(){
	
	var xScroll, yScroll;
	if (window.innerHeight && window.scrollMaxY) {	
	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
	
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
	
		xScroll = document.body.offsetWidth;
		 
		yScroll = document.body.offsetHeight;
	}
	xScroll =  (window.innerWidth);
	
	var windowWidth, windowHeight;
	
//	console.log(self.innerWidth);
//	console.log(document.documentElement.clientWidth);

	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

//	console.log("xScroll " + xScroll)
//	console.log("windowWidth " + windowWidth)

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
//	console.log("pageWidth " + pageWidth)

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

// -----------------------------------------------------------------------------------

//
// getKey(key)
// Gets keycode. If 'x' is pressed then it hides the lightbox.
//
function getKey(e){
	if (e == null) { // ie
		keycode = event.keyCode;
	} else { // mozilla
		keycode = e.which;
	}
	key = String.fromCharCode(keycode).toLowerCase();
	
	if(key == 'x'){
	}
}

// -----------------------------------------------------------------------------------

//
// listenKey()
//
function listenKey () {	document.onkeypress = getKey; }
	
// ---------------------------------------------------

function showSelectBoxes(){
	var selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "visible";
	}
}

// ---------------------------------------------------

function hideSelectBoxes(){
	var selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "hidden";
	}
}

// ---------------------------------------------------

function showFlash(){
	var flashObjects = document.getElementsByTagName("object");
	for (i = 0; i < flashObjects.length; i++) {
		flashObjects[i].style.visibility = "visible";
	}

	var flashEmbeds = document.getElementsByTagName("embed");
	for (i = 0; i < flashEmbeds.length; i++) {
		flashEmbeds[i].style.visibility = "visible";
	}
}

// ---------------------------------------------------

function hideFlash(){
	var flashObjects = document.getElementsByTagName("object");
	for (i = 0; i < flashObjects.length; i++) {
		flashObjects[i].style.visibility = "hidden";
	}

	var flashEmbeds = document.getElementsByTagName("embed");
	for (i = 0; i < flashEmbeds.length; i++) {
		flashEmbeds[i].style.visibility = "hidden";
	}

}


// ---------------------------------------------------

//
// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
// Help from Ran Bar-On [ran2103@gmail.com]
//

function pause(ms){
	var date = new Date();
	curDate = null;
	do{var curDate = new Date();}
	while( curDate - date < ms);
}
/*
function pause(numberMillis) {
	var curently = new Date().getTime() + sender;
	while (new Date().getTime();	
}
*/
// ---------------------------------------------------
/*
window.onload = function() {
	myLightbox = new Lightbox();
}*/
function initLightbox() { myLightbox = new Lightbox(); }
Event.observe(window, 'load', initLightbox, false);