// JavaScript Document
<!--
var timeout         = 500;
var closetimer		= 0;
var ddmenuitem   	= 0;
var ddmenuitem_sub  = 0;

// open hidden layer
function mopen(id)
	{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem_sub) ddmenuitem_sub.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem_sub = document.getElementById(id);
	ddmenuitem_sub.style.visibility = 'visible';
	}

function markMenu(id)
	{
	ddmenuitem = document.getElementById(id);
	ddmenuitem.className = "PageHeaderMenuBG";
	}
	
function unMarkMenu(id)
	{
	ddmenuitem = document.getElementById(id);
	ddmenuitem.className = "menuLink";
	}

// close showed layer
function mclose()
	{
	if(ddmenuitem_sub) ddmenuitem_sub.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; 
// -->