// Copyright 2006-2007 javascript-array.com
	
	var timeout	= 500;
	var closetimer	= 0;
	var ddmenuitem	= 0;
	
	// open hidden layer
	function mopen(id)
		{	
			// cancel close timer
			mcancelclosetime();
		
			// close old layer
			if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
		
			// get new layer and show it
			ddmenuitem = document.getElementById(id);
			ddmenuitem.style.visibility = 'visible';
		
		}
	// close showed layer
	function mclose()
		{
			if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
		}
	
	// go close timer
	function mclosetime()
		{
			closetimer = window.setTimeout(mclose, timeout);
		}
	
	// cancel close timer
	function mcancelclosetime()
		{
			if(closetimer)
			{
				window.clearTimeout(closetimer);
				closetimer = null;
			}
		}
	
	// close layer when click-out
	document.onclick = mclose; 
	
	$(document).ready(function() {
	$("div#messages").hide();
	$("div#messages").click(function() {
		$(this).slideUp("normal");
	})
});