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("masterMenuDiv").getElementsByTagName("span");

		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 activateCurrentMenu(){
	//alert('URL = ' + document.location.href);
	var re = new RegExp('http://[^/]*/([^/]*)/.*');
	var m = re.exec(document.location.href);
	//alert('Folder = ' + m[1]);
	if(document.getElementById){
		SwitchMenu('/' + m[1] + '/');
	}	
}