window.onload=function() 
{ 
var uls = document.getElementsByTagName("div");
for (i=0;i<uls.length;i++) 
	{
	if(uls[i].className=="submenu")uls[i].style.display ="none";
	}
var uls = document.getElementsByTagName("div");
}
function espandi(mID,mID2,menuID) {
//chiudi tutto


	var uls = document.getElementsByTagName("div");
	for (i=0;i<uls.length;i++) {
		if(uls[i].className=="submenu" && uls[i].id != mID)uls[i].style.display = "none" ;
	}

//apri il div richiesto
	var submenuA = document.getElementById(mID);
	var display = submenuA.style.display;
	submenuA.style.display = (display == "block") ? "none" : "block";

	}