if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)){
  var url = "http://www.free-online-insurance-quotes.com/";
  var ttl = "FREE Online Insurance Quotes";
  document.write('<B><A HREF="javascript:window.external.AddFavorite(url,ttl);">[Bookmark us!]</A></B>'); 
}
else{
  document.write('<B>[Bookmark us!');
  if (navigator.appName == "Netscape"){
    document.write(' (Ctrl-D)');
    }
  document.write('</B>');
}