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

function jsddm_open(){
  jsddm_canceltimer();
  jsddm_close();
  ddmenuparent=$jq(this);
  ddmenuitem = ddmenuparent.find('ul').css('visibility', 'visible');
  if (ddmenuitem){
    ddmenuparent.addClass('opened');
  }
}

function jsddm_close(){
  if(ddmenuitem){
    ddmenuitem.css('visibility', 'hidden');
  }
  if (ddmenuparent){
    ddmenuparent.removeClass('opened');
  }
  
}

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

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

$jq(document).ready(function()
{  $jq('#jsddm > li.menuItem').bind('mouseover', jsddm_open)
   $jq('#jsddm > li.menuItem').bind('mouseout',  jsddm_timer)});

document.onclick = jsddm_close;