sfHover = function() {
	if (document.getElementById("left_menu") == null)
		return;
	var sfEls = document.getElementById("left_menu").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		if (sfEls[i] != null) {
			if (sfEls[i].className.indexOf('act') != -1 && sfEls[i].className.indexOf('noact') == -1) {
				node = sfEls[i].parentNode;
				sfEls[i].lastChild.className += " expanded";
				while (node != null) {
					if (node.nodeName == 'UL')
						node.className += " expanded";
					node = node.parentNode;
				}
			}
		}
	}
}

window.onload = sfHover;