document.onselectstart = function() 
    {
		return false;
	}
    
    if (document.getElementById)
    {
		document.write('<style type="text/css">\n')
		document.write('.options{display: none;}\n')
		document.write('</style>\n')
    }
    
    function SwitchMenu(obj)
    {
    	if(document.getElementById)
    	{
    		var el = document.getElementById(obj);
    		var ar = document.getElementById("masterdiv").getElementsByTagName("span");
    		if(el.style.display != "block")
    		{
    			for (var i=0; i<ar.length; i++)
    			{
    				if (ar[i].className=="options")
    				ar[i].style.display = "none";
    			}
    			el.style.display = "block";
    		}
    		else
    		{
    			el.style.display = "none";
    		}
    	}
    }