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

function jsddm_open() {
	jsddm_canceltimer();
	jsddm_close();
	ddmenuitem = $(this).find('ul').css('visibility', 'visible');
	$(this).find('a.root').css('color', '#39b6b8');
}

function jsddm_close() {
	if(ddmenuitem)
		ddmenuitem.css('visibility', 'hidden');
  $('#nav > li > a.root').css('color', '#fff');
}

function jsddm_timer() {
	closetimer = window.setTimeout(jsddm_close, timeout);
}

function jsddm_canceltimer() {
	if(closetimer) {
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}
		  
document.onclick = jsddm_close;

$(document).ready(function(){
	
  $('#nav > li').bind('mouseover', jsddm_open);
  $('#nav > li').bind('mouseout',  jsddm_timer);

});