$(document).ready(function() {
	var timeout = 500;
	var closetimer = 0;
	var ddmenuitem = 0;
	var ddmenulink = 0;
	function jsddm_open() {
		jsddm_canceltimer();
		jsddm_close();
		ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');
	}
	function jsddm_close() {
		if(ddmenuitem) {
			ddmenuitem.css('visibility', 'hidden');
		}
	}
	function jsddm_timer() {
		closetimer = window.setTimeout(jsddm_close, timeout);
	}
	function jsddm_canceltimer() {
		if(closetimer) {
			window.clearTimeout(closetimer);
			closetimer = null;
		}
	}	
	document.onclick = jsddm_close;
	$('#menu > li').bind('mouseover', jsddm_open);
	$('#menu > li').bind('mouseout',  jsddm_timer);
});