function addEvent(O,E,F,x){
  return(x=O.addEventListener)?x(E,F,1):(x=O.attachEvent)?x('on'+E,F):!1
}

function openPopup(o,w,h)
{
  window.open(o.href, '', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,top=-1,left=-1,width=' + w||640 + ',height=' + h||480);
  return false;
}