var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;
var left_side       = 0;
var right_side      = 0;
var center_side     = 0;
var aktiv           = 0;


function jsddm_open()
{	jsddm_canceltimer();
	jsddm_close();
	ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');
	left_side  = $(this).find('div').eq(0).attr('class','topMenuTdDivLeftActive');
	right_side  = $(this).find('div').eq(2).attr('class','topMenuTdDivRightActive');
	center_side = $(this).find('td').eq(1).attr('class','topMenuTdCenterActive');
}
function jsddm_close()
{
	if(ddmenuitem) 	ddmenuitem.css('visibility', 'hidden');
}

function jsddm_timer()
{	
	closetimer = window.setTimeout(jsddm_close, timeout);
	aktiv      = $(this).find('td').eq(1).attr('id');
	if(aktiv != 'aktiv')
	{
		left_side  = $(this).find('div').eq(0).attr('class','topMenuTdDivLeft');
		right_side  = $(this).find('div').eq(2).attr('class','topMenuTdDivRight');
		center_side = $(this).find('td').eq(1).attr('class','topMenuTdCenter');
	}
}

function jsddm_canceltimer()
{	if(closetimer)
	{	window.clearTimeout(closetimer);
		closetimer = null;}}

$(document).ready(
	function()
	{	$('#dropdown_menu> li').bind('mouseover', jsddm_open);
		$('#dropdown_menu> li').bind('mouseout',  jsddm_timer);
	}
);

document.onclick = jsddm_close;