var nava = (document.layers);
var dom = (document.getElementById);
var iex = (document.all);
if (nava) { cach = document.cache}
else if (dom) {cach = document.getElementById("cache").style}
else if (iex) {cach = cache.style}
largeur = screen.width;
cach.left = Math.round((largeur/2)-250);
cach.visibility = "visible";

function cacheOff()
	{
	cach.visibility = "hidden";
	
	Shadowbox.init();
	}