var size=20,nbAct=10,lastMenuID=0,nextID=0,tempo=0,fsize=0;

function actionMenu(id,tempo)
{
if(lastMenuID!=0&&lastMenuID!=id){nextID=id;actionMenu(lastMenuID,0);}
else
{
if(tempo==0){document.getElementById("menu"+id).style.display="";}
rsize=size/nbAct;tempo++;lastMenuID!=id?fsize+=rsize:fsize-=rsize;
if(fsize<=size){document.getElementById("menu"+id).style.fontSize=fsize+"px";}
if(tempo==nbAct)
	{
	if(lastMenuID==id)
		{
		document.getElementById("menu"+id).style.display="none";
		lastMenuID=0;fsize=0;
		if(nextID!=0){actionMenu(nextID,0);nextID=0;}
		}
	else{lastMenuID=id;}
	tempo=0;
	}
else setTimeout("actionMenu('"+id+"','"+tempo+"')",10);
}
}

function resetMenu()
{
i=1;
doc=document.getElementById("menu");
while(obj=doc.getElementsByTagName("ul")[i]){obj.style.display="none";i++;}
}
window.onload=function(){resetMenu();}