var quanti = 2;
var i;

function Apri(elemento, conta)
{
	  	if (document.getElementById) {
			document.getElementById(elemento).style.visibility = "visible";
		} else if (document.all) {
            document.all.elemento.style.visibility = "visible";
        }
}



function Chiudi()
{
   
      if (document.all)
      {
         document.all.sottomenu.style.visibility = "hidden";
		 document.all.sottomenu_ris.style.visibility = "hidden";

       } else {
		   document.getElementById("sottomenu").style.visibility = "visible";
		   document.getElementById("sottomenu_ris").style.visibility = "visible";
	   }
   
}