var timeout         = 100;
var closetimer		= 0;
var ddmenuitem      = 0;

function menu_open(){
	menu_canceltimer();
	menu_close();
	ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');
}
function menu_close(){
	if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
}
function menu_timer(){
	closetimer = window.setTimeout(menu_close, timeout);
}
function menu_canceltimer(){
	if(closetimer){
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
$(document).ready(function(){
	$('.menu > li').bind('mouseover', menu_open);<!--Menu opem-->
	$('.menu > li').bind('mouseout',  menu_timer);<!--Menu close-->
});
document.onclick = menu_close;