Event.observe(window, 'load', function() {
	initialiseMenu();
	rollOverMenu();
});

function getInternetExplorerVersion()
// Returns the version of Internet Explorer or a -1
// (indicating the use of another browser).
{
  var rv = -1; // Return value assumes failure.
  if (navigator.appName == 'Microsoft Internet Explorer')
  {
    var ua = navigator.userAgent;
    var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
    if (re.exec(ua) != null)
      rv = parseFloat( RegExp.$1 );
  }
  return rv;
}


var getElementsByClassName = function (className, tag, elm){
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};

function rollOverMenu(){
var version = getInternetExplorerVersion();
if(version >= 7 || version == -1 ) {
var imagesDuMenu=document.getElementsByTagName('img');

	 	for(i=0;i<imagesDuMenu.length;i++)
	 	{
	  		if(/imgMenu2/.test(imagesDuMenu[i].className)){
		imagesDuMenu[i].onmouseover = function(){switchImage(this);};
			imagesDuMenu[i].onmouseout = function(){switchBackImage(this);};
		
		}
	}
}
}

function switchImage(o){

	var src,ftype,newsrc;
		
	 	src = o.src;

	 	ftype = src.substring(src.lastIndexOf('.'), src.length);

			newsrc = src.replace(ftype, '_hover'+ftype);
			var imgStyle = newsrc.src;
	 	o.src = newsrc;
}

function switchBackImage(o){

	var src,ftype,newsrc;
		
	 	src = o.src;

			ftype = src.substring(src.lastIndexOf('.'), src.length);

			
		 	newsrc = src.replace('_hover','');
			o.style.width='160px';
			o.style.height='18px';
	 	o.src = newsrc;

}

function showSubMenu(){
	var objThis = this;	
	
	// rollover effect on the menu image
	var imagesDuMenu = getElementsByClassName("imgMenu",null,objThis);
	
	var version = getInternetExplorerVersion();
	if(version >= 7 || version == -1 ) {	switchImage(imagesDuMenu[0]); }

		
	var lesImages = getElementsByClassName("subMenu",null,objThis);
	
	//remove the background image on the LI of the submenu
	for(var i = 0; i  < objThis.childNodes.length; i++)
	{
		if(objThis.childNodes.item(i).nodeName == "UL")			
		{							
			objThis.childNodes.item(i).className = "no_bg";						
		}		
	}
	
	//show the submenus images
	for(var i = 0; i  < lesImages.length; i++)
	{
		
		lesImages[i].style.display = 'block';	
		
		//apply the rollover effect on the submenu
		if(version >= 7 || version == -1 ) {
		lesImages[i].onmouseover = function(){

			var src,ftype,newsrc;

		 	src = this.src;

		 	ftype = src.substring(src.lastIndexOf('.'), src.length);

		 	if(/_hover/.test(src))
		 	{newsrc = src.replace('_hover','');
			}
			else{
				newsrc = src.replace(ftype, '_hover'+ftype);}
			this.src = newsrc;	
			
		}
		
		//remove the rollover effect on the submenu
		lesImages[i].onmouseout = function(){
			var src,ftype,newsrc;
		 	src = this.src;

		 	ftype = src.substring(src.lastIndexOf('.'), src.length);

		 	if(/_hover/.test(src))
		 	{newsrc = src.replace('_hover','');}
			else{	newsrc = src.replace(ftype, '_hover'+ftype);}
		 	this.src = newsrc;
		}
	}
	}	
	
}

function hideSubMenu()
{								
	var objThis = this;	
	var findThese = objThis.childNodes.item(0);
	//to cancel the rollover effect on the menu
	var imagesDuMenu = getElementsByClassName("imgMenu",null,objThis);
	
	var version = getInternetExplorerVersion();
	if(version >= 7 || version == -1 ) { switchBackImage(imagesDuMenu[0]);}
	
	
	var tempVar = objThis.childNodes.item(2).nodeName;
	var lesImages = getElementsByClassName("subMenu",null,objThis);
	
	//put back the background image on the LI of the submenu
	for(var i = 0; i  < objThis.childNodes.length; i++)
	{
	if(objThis.childNodes.item(i).nodeName == "UL")			
		{							
			objThis.childNodes.item(i).className = "";						
		}		
	}
	
	//hide the submenus image
	for(var i = 0; i  < lesImages.length; i++)
	{
		lesImages[i].style.display = 'none';	
	}
}			

function initialiseMenu(){
	var objLICollection = getElementsByClassName("menuWithSub");		
	for(var i = 0; i < objLICollection.length; i++)
	{		
		var objLI = objLICollection[i];										
		for(var j = 0; j  < objLI.childNodes.length; j++)
		{
			if(objLI.childNodes.item(j).nodeName == "UL")
			{
				objLI.onmouseover=showSubMenu;
				
				
				objLI.onmouseout=hideSubMenu;
			}
		}
	}
}


/*GALERIE DIMAGES*/

	var tabImage = new Array("/images/gallerie/Loreal-1.jpg","/images/gallerie/Loreal-2.jpg","/images/gallerie/Loreal-3.jpg","/images/gallerie/Loreal-5.jpg","/images/gallerie/Loreal-6.jpg", "/images/gallerie/Fido-2006-022.jpg", "/images/gallerie/photo.jpg", "/images/gallerie/L1030305.jpg", "/images/gallerie/L1030304.jpg", "/images/gallerie/L1030302.jpg", "/images/gallerie/L1030300.jpg", "/images/gallerie/L1030298.jpg", "/images/gallerie/L1030297.jpg", "/images/gallerie/L1030295.jpg", "/images/gallerie/L1030293.jpg", "/images/gallerie/L1030291.jpg", "/images/gallerie/L1030281.jpg");

var position =0;

function afficheimage(pDirection){
	position+=pDirection;
	
	if (position == tabImage.length) 
	position = 0;
	
	if (position < 0) 
		position = tabImage.length-1; 

		document.getElementById("image0").src=tabImage[position];
					
	for (var j = 1; j < tabImage.length; j++) {
		if(position+j < tabImage.length){ 
				document.getElementById("image"+j).src = tabImage[position+j]; 
		}
		else {
				document.getElementById("image"+j).src = tabImage[(position-tabImage.length)+j];	
		}
	}
}

function imageBig(id){
	for(var i=0; i< tabImage.length; i++){
		if(i == id){
			document.getElementById("image"+id).style.width='auto';
			document.getElementById("image"+id).style.height='auto';
			}
			//document.getElementById("texte"+id).style.display = 'block';
		else{
			document.getElementById("image"+i).style.width='';
		}
	}
}