numLayer = "";

function OpenMenu(myNav)
{
	if(numLayer.lastIndexOf(myNav) < 0)
	{
	numLayer += myNav;
	document.getElementById("menu-"+myNav).style.visibility="hidden";
	document.getElementById("menu-"+myNav).style.display="none";
	}
	else
	{
	indexA=numLayer.lastIndexOf(myNav);
	indexB=eval(indexA+5);
	indexC=numLayer.length;
	numLayer=(numLayer.substring(0, indexA)+numLayer.substring(indexB, indexC));
	document.getElementById("menu-"+myNav).style.visibility="visible";
	document.getElementById("menu-"+myNav).style.display="block";
	}
}

function Rebour()
	{
	if (document.getElementById)
		{
	Maintenant = new Date;
	TempMaintenant = Maintenant.getTime();
Future = new Date(2009, 5, 30);
TempFuture = Future.getTime();
		DinaHeure = Math.floor((TempFuture-TempMaintenant)/1000);
		DinaHeure = "" + DinaHeure;
		if (DinaHeure <= 0)
			DinaHeure = "0";
		document.getElementById("comptarebour").innerHTML=DinaHeure;
		}
	temporebour = setTimeout("Rebour()", 1000)
	}
window.onload=Rebour;