function addtofav(pwindow) {
if ((navigator.appVersion.indexOf("MSIE") > 0)
  && (parseInt(navigator.appVersion) >= 4)) {
        window.external.AddFavorite(pwindow.location.href,pwindow.document.title);
    }
}

function addtofavtext(ptext) {
  if ((navigator.appVersion.indexOf("MSIE") > 0)
    && (parseInt(navigator.appVersion) >= 4)) {
      document.write(ptext);
    }
}