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

function jsddm_open() {
	jsddm_canceltimer();
	jsddm_close();
	
	ddmenuanchor = $(this).find('a').eq(0).addClass('menu-hover');
	ddmenuli = $(this).addClass('sub-hover');
	ddmenuitem = $(this).find('ul').css('visibility', 'visible');
}

function jsddm_close() {
	if(ddmenuanchor) {
		ddmenuanchor.removeClass('menu-hover');
	}
	if(ddmenuli) {
		ddmenuli.removeClass('sub-hover');
	}
	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('mouseout',  jsddm_timer);
});

document.onclick = jsddm_close;