function showMenu (id) {
	if (typeof(showID) != "undefined") {
		if (showID != id) {
			document.getElementById(showID).style.display = "none";
		}
	}
	showID = id;
	obj = document.getElementById(showID);
	if ((obj.style.filter != undefined) && (obj.style.display != "block")) {
		obj.filters[0].Apply();
		obj.style.display = "block";
		obj.filters[0].Play();
	}
	obj.style.display = "block";
	if (typeof(timerID) != "undefined") {
		clearTimeout(timerID);
	}
}
function hideMenu (id) {
	timerID = setTimeout("document.getElementById('"+id+"').style.display = 'none'", 500);
}