activeMenu = '';
			function openMenu(menuName, e) {
				var elem, vis;
				if(document.getElementById) {
		    		elem = document.getElementById(menuName);
				}
				vis = elem.style;
				vis.display = 'block';
				e.cancelBubble = true;
				if (e.stopPropagation) e.stopPropagation();
			}
			
			function closeMenu(menuName) {
				if (menuName != '') {
					var elem, vis;
					if( document.getElementById ) {
			    		elem = document.getElementById(menuName);
					}
					vis = elem.style;
					vis.display = 'none';
				}
			}