// JavaScript Document
        
        var Previous;
        var grey = '#999999';
        var black = '#000000';
        function ShowSub(sMenu) {
            if (Previous) {
                document.getElementById(Previous).style.display = 'none';
    	        var menuPrev = document.getElementById(Previous + 'Menu');
				menuPrev.style.backgroundColor =black;
				menuPrev.style.color = grey;
            } 
			var spacer = document.getElementById("spacer");
			spacer.style.backgroundColor = grey;

            var elem = document.getElementById(sMenu);
            elem.style.display = '';
            var menu = document.getElementById(sMenu + 'Menu');
			menu.style.backgroundColor = grey;
			menu.style.color = black;
            document.getElementById("spacer").innerHTML = document.getElementById(sMenu).innerHTML;
            Previous = sMenu;
        }
        
        function ShowSpacer() {
			var spacer = document.getElementById("spacer");
			spacer.innerHTML = ' ';
			spacer.style.backgroundColor = '#ffffff';
            if (Previous) {
                //document.getElementById(Previous).style.display = 'none';
    	        var menuPrev = document.getElementById(Previous + 'Menu');
				menuPrev.style.backgroundColor = black;
				menuPrev.style.color = grey;
            } 
        }