var timeout         = 500;
	var closetimer		= 0;
	var ddmenuitem      = 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).ready(function(){
		$('#jsddm > li').bind('mouseover', jsddm_open);
		$('#jsddm > li').bind('mouseleave',  jsddm_timer);
	});

	document.onclick = jsddm_close;