var gMenu;
		var gToggle = 1;
		
		function dropdown(head, menu) {
			if (gMenu) {
				hidedropdown();
				gToggle = 1;
			}
			menu = document.getElementById(menu);
			gMenu = menu;
			head = document.getElementById(head);
			if (menu.style.display == 'block') {
				menu.style.display = 'none';	
			}
			else {	
				menu.style.display = 'block';
				var l = getLeft(head);
				var t = getTop(head) + 20;
				menu.style.left = l + "px";
				menu.style.top = t + "px";
			}
			document.onclick = hidedropdown;
		}
		
		function hidedropdown() {
			if (gToggle < 1) {
				gMenu.style.display = 'none';
				document.onclick = null;
				gMenu = null;
			}
			gToggle = -gToggle;
		}
		
		function selectme(value, head, menu, inputField, hiddenField, evt) {
			evt = getEvent(evt);
			t = getTarget(evt);
			i = document.getElementById(inputField);
			h = document.getElementById(hiddenField);
			menu = document.getElementById(menu);

			if (t) {
				i.value = t.innerHTML;
			}
			h.value = value;
			menu.style.display = 'none';
			if (head) {
				document.getElementById(head).submit();
			}
		}