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

function SwitchMenu(obj)
{
  if (document.getElementById)
  {
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterdiv").getElementsByTagName("div");
	if (el.style.display != "block")
	{
	  for (var i=0; i<ar.length; i++)
	  {
	    if (ar[i].className == "submenu") 
		  ar[i].style.display = "none";
	  }
	  el.style.display = "block";
	}
	else
	{
	  el.style.display = "none";
	}
  }
}

function CloseMenu()
{
  if (document.getElementById)
  {
	var ar = document.getElementById("masterdiv").getElementsByTagName("div");
    for (var i=0; i<ar.length; i++)
	{
	  if (ar[i].className == "submenu") 
		ar[i].style.display = "none";
	}
  }
}