J = jQuery.noConflict();

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

function jsddm_open()
{  jsddm_canceltimer();
   jsddm_close();
   ddmenuitem = J(this).find('ul').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;
   }
}

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

document.onclick = jsddm_close;