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


function jsddm_open(){
	jsddm_canceltimer();
   	jsddm_close()
  	ddmenuitem = $(this).find('ul').css('visibility', 'visible'); 
  	ddmenuitem = $(this).find('ul').css('opacity', '0.9');
	ddmenuitem = $(this).find('ul').css('z-index', '1000');
}


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(){
	$('#menu > ul > li').bind('mouseover', jsddm_open);
	$('#menu > ul > li').bind('mouseout',  jsddm_timer);

});