// Copyright 2006-2007 javascript-array.com

var timeout	= 200;
var closetimer	= 0;
var ddmenuitem	= 0;
var limenuitem	= 0;
var imgmenuitem	= 0;

// open hidden layer
function mopen(id, li)
{	
	// cancel close timer
	mcancelclosetime(li);
	
	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	
	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	
	ddmenuitem.style.visibility = 'visible';
	
	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	
	ddmenuitem.style.visibility = 'visible';
	//background:#689eee;
	//<img id='i1' src=\"http://i30.tinypic.com/25qu6ao.gif\" onmouseover=\"mopen('m1', 'l1', 'i1')\" onmouseout=\"mclosetime()\" />
	
}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	if(limenuitem) limenuitem.style.textDecoration = 'none';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime(li, im)
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;

		if(limenuitem) limenuitem.style.textDecoration = 'none';
		// get new layer and show it
		limenuitem = document.getElementById(li);
		limenuitem.style.textDecoration = 'overline';

	}
}

// close layer when click-out
document.onclick = mclose;