var KeyPopup;   
if (top == self) {location.replace("../page_intro.html?" + self.location)}
function DisplayHtmlPopup(URL,left,top,width)
{
  if (!KeyPopup)
    KeyPopup = new ActiveXObject("KeyHelp.KeyPopup");
  KeyPopup.Width = width;
  KeyPopup.DisplayURL(URL,left,top);
}