// JavaScript Document


var menu = null;
function init_menu()
{
	menu = document.getElementById('sub_menu');
	var li = menu.getElementsByTagName('li'), i = li.length;
	while (i--) li[i].onmouseover = showMenu;
	menu.onmouseout = timeout;
	menu.onmouseover = cleartimer;
}

var timer = null;
function timeout()
{
	timer = setTimeout('hideMenus(menu, null)', 5000);
}

function cleartimer()
{
	if (timer)
	{
		clearTimeout(timer);
		timer = null;
	}
}

function showMenu()
{
	var ul = this.parentNode;
	while (ul)
	{
		if (ul.tagName.toLowerCase() == 'ul')
		{
			hideMenus(ul, this);
			break;
		}

		ul = ul.parentNode;
	}

	ul = this.firstChild;
	while (ul)
	{
		if (ul.nodeType == 1 && ul.tagName.toLowerCase() == 'ul')
		{
			ul.style.display = 'block';
			ul.style.visibility = ''; // necessary for IE
			break;
		}

		ul = ul.nextSibling;
	}
}

function hideMenus(level, skipli)
{
	var stack = [level], i = 0, li, j, el, tag;
	do
	{
		li = stack[i].childNodes, j = li.length;
		while (j--)
		{
			el = li[j];
			if (el.nodeType == 1 && el != skipli)
			{
				tag = el.tagName.toLowerCase();
				if (tag == 'li')
				{
					stack[i++] = el;
				}
				else if (tag == 'ul' && el.style.display == 'block')
				{
					stack[i++] = el;
					el.style.display = 'none';
					el.style.visibility = 'hidden'; // necessary for IE
				}
			}
		}
	}
	while (i--);
}


<!--
function MM_popupMsg(msg) { //v1.0
  alert(msg);
}
//-->


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