if (document.getElementById)
{
   document.write('<style type="text/css">\n')
   document.write('.submenu{display: none;}\n')
   document.write('</style>\n')
}

var MenuAperti=getCookie("MenuAperti");
if (MenuAperti==null) MenuAperti=",";
//window.status=MenuAperti;
//window.onload=TestAllMenu


function getCookie(name)
{  var start = document.cookie.indexOf(name+"=");
   var len = start+name.length+1;
   if ((!start) && (name != document.cookie.substring(0,name.length))) return null;
   if (start == -1) return null;
   var end = document.cookie.indexOf(";",len);
   if (end == -1) end = document.cookie.length;
   return unescape(document.cookie.substring(len,end));
}
function setCookie(name,value)
{  document.cookie = name + "=" +escape(value)
   //window.status=name+'='+value;
}

function SwitchMenu(obj)
{

   if(document.getElementById)
   {
      var el = document.getElementById(obj);
      if(el.style.display != "block")
      {
         el.style.display = "block";
         if(MenuAperti.indexOf(obj)==-1)
            MenuAperti+=(obj+",")
         setCookie("MenuAperti",MenuAperti);
      }
      else
      {
         el.style.display = "none";
         MenuAperti=MenuAperti.replace(obj+",","")
         setCookie("MenuAperti",MenuAperti);
      }
   }
}

function ApriMenu(obj)
{
   if(document.getElementById)
   {
      var el = document.getElementById(obj);
      el.style.display = "block";
   }
}
/*
function TestAllMenu()
{
   alert('TestAllMenu()');
   for(var i=1; i<10; i++)
   {  TestMenu('sub_'+i);
   }
}
*/
function TestMenu(obj)
{
   //alert('1');
   if(document.getElementById)
   {
      if(MenuAperti.indexOf(obj)!=-1)
      {
         //alert('Aperto '+obj);
         var el = document.getElementById(obj);
         if(el.style.display != "block")
         {
            //alert('4');
            el.style.display = "block";
         }
      }
   }
}