function fermer(layer){
if (document.getElementById) { //IE5 ou Netscape 6
document.getElementById(layer).style.visibility="hidden";
}
}


function sfhover() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onclick=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}


function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function cachepops() {
	//alert ("lance fonction" + prefixe + maxitems + n);
	//this.classes.pop.all.display="none"
	var divs = document.getElementsByTagName('div');
	for(var i=0; i<divs.length; i++)
 		if((divs[i].className == "pop")&&(divs[i].style.display != "none")) {
			//alert ("il y a une div  : la " + i  +" dont le style est : "+ divs[i].style.display);
			Effect.Fade(divs[i].id);
	}
}