function Rebour()
{
	if (document.getElementById)
	{
		Maintenant = new Date;
		TempMaintenant = Maintenant.getTime();
		Future = new Date(2011, 11, 4);
		TempFuture = Future.getTime();
		DiffSec = Math.floor((TempFuture-TempMaintenant)/1000);
		DiffMin = Math.floor(DiffSec/60);
		Diffheure = Math.floor(DiffMin/60);
		DiffJour = Math.floor(Diffheure/24);
		while (DiffMin>=60)
		{
			DiffMin = DiffMin-60;
		}
		while (Diffheure>=24)
		{
			Diffheure = Diffheure-24;
		}
		while (DiffSec>=60)
		{
			DiffSec = DiffSec-60;
		}
		if (Diffheure <= 0)
				Diffheure = "0";
		document.getElementById("comptarebour").innerHTML ='<b>' + DiffJour + ' jour(s), ' + Diffheure + ' heure(s), ' + DiffMin + ' minute(s) et ' + DiffSec + ' seconde(s)</b>' ;
	}
	temporebour = setTimeout("Rebour()", 1000)
}