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

function SwitchMenu(obj, apri)
{
	if(document.getElementById)
	{
	    var el = document.getElementById(obj);
	    var ar = document.getElementById("masterdiv").getElementsByTagName("div");
		if(el.style.display != "block" || apri==true)
		{
			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";
	}
}