function bookMark()
 {
   if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4))
{
   window.external.AddFavorite (window.location,document.title);
}
else 
{
    if(navigator.appName == "Netscape") 
    {
      msg;
      var msg = "Click OK, then Ctrl-D to Bookmark Us!";
      alert(msg);
    }
    else
    {
      var msg = "Click OK, then Add us to your Bookmarks or Favorites!";
      alert(msg);
    }
}
}