var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;

function smallnav_open()
{	smallnav_canceltimer();
	smallnav_close();
	ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');}

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

function smallnav_timer()
{	closetimer = window.setTimeout(smallnav_close, timeout);}

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

$(document).ready(function()
{	$('#smallnav > li').bind('mouseover', smallnav_open);
	$('#smallnav > li').bind('mouseout',  smallnav_timer);});

document.onclick = smallnav_close;