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 (obj != ''){
	    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";
	    }
    }
}