// JavaScript Document
var nava = (document.layers);
var dom = (document.getElementById);
var iex = (document.all);
if (nava)
{
  chg = document.chargement
}
else if (dom)
{
  chg = document.getElementById("chargement").style
}
else if (iex)
{
  chg = chargement.style
}
largeur = screen.width;
chg.left = Math.round((largeur/2)-200);
chg.visibility = "visible";

function Chargement()
{
  chg.visibility = "hidden";
}