<!--
var timeout    = 500;
var closetimer = 0;
var ddmenuitem = 0;

function dropdown_menu_open() {
	dropdown_menu_canceltimer();
	dropdown_menu_close();
	ddmenuitem = $(this).find('ul').css('visibility', 'visible');
}

function dropdown_menu_close() {
	if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
}

function dropdown_menu_timer() {
	closetimer = window.setTimeout(dropdown_menu_close, timeout);
}

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

$(document).ready(function(){
	$('.dropdown_menu').bind('mouseover', dropdown_menu_open);
	$('.dropdown_menu').bind('mouseout',  dropdown_menu_timer);
});

document.onclick = dropdown_menu_close;
//-->