function FindXY(obj){
 var x=0,y=0;
 while (obj!=null){
  x+=obj.offsetLeft-obj.scrollLeft;
  y+=obj.offsetTop-obj.scrollTop;
  obj=obj.offsetParent;
 }
  
return {x:x,y:y};
}

function mon_el_fnFixPng(siteUrl,img){
	var src=img.src;
	var shim = siteUrl + '/Javascript/x.gif';
	img.style.width = img.width + "px";
	img.style.height = img.height + "px";
	img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
	img.src = shim;
}

function rollMenu(id)
{
	$(id).src="http://arieda.fr/template/Images/"+id+"_roll.png";
	if(ie6)
	{
		mon_el_fnFixPng("http://arieda.fr",$(id));
	}
}

function unrollMenu(id)
{
	$(id).src="http://arieda.fr/template/Images/"+id+".png";
	if(ie6)
	{
		mon_el_fnFixPng("http://arieda.fr",$(id));
	}
}