if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)){
  var url = "http://free-online-credit-card-applications.com/";
  var ttl = "FREE Online Credit Card Applications";
  document.write('<A HREF="javascript:window.external.AddFavorite(url,ttl);">bookmark us</A>'); 
}
else{
  document.write('bookmark us');
  if (navigator.appName == "Netscape"){
    document.write(' (Ctrl-D)');
    }
}