function startMenu(menuname) {
	var element;
	if (menuname != "") {
		element = document.getElementById('menulink'+menuname);
		if (element) { openMenu(element); }
	}
	return true;
}

function openMenu(obj) {
	var parent = obj.parentElement;
	var childn = parent.childNodes;
	var child;
	closeFamily(parent);
	for (i=1; i < childn.length; i++) {
		child = childn(i);
		if (child.nodeName == 'UL') {
			if (child.style.display.toString().toLowerCase().match('block')) {
				child.style.display = "none";
			} else {
			child.style.display = "block";
			}
		}
	}
	return true;
}
function closeFamily(obj) {
	var parent = obj.parentElement;
	var childn = parent.childNodes;
	var child, ichild, ichildn;
	for (i=1; i < childn.length; i++) {
		child = childn(i);
		if (child.nodeName == 'LI') {
			if (child != obj) {
				ichildn = child.childNodes;
				for (j=1; j < ichildn.length; j++) {
					ichild = ichildn(j);
					if (ichild.nodeName == 'UL') {
						ichild.style.display = "none";
					}
				}
			}
		}
	}
	parent.style.display = "block";
	if (parent.getAttribute('id') != 'navmenu') {
		closeFamily(parent.parentElement);
	}
	return true;
}