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

function menuText_open()
{  menuText_canceltimer();
   menuText_close();
   ddmenuitem = $(this).find('ul').css('visibility', 'visible');}

function menuText_close()
{  if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');}

function menuText_timer()
{  closetimer = window.setTimeout(menuText_close, timeout);}

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

$(document).ready(function()
{  $('#menuText > li').bind('mouseover', menuText_open)
   $('#menuText > li').bind('mouseout',  menuText_timer)});

document.onclick = menuText_close;