function bookmarkPage() {

  if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) {
  	window.external.AddFavorite(window.location,document.title);
  } else if (navigator.appName == "Netscape") {
    window.sidebar.addPanel(document.title,window.location,"");
  } else {
    alert("Press CTRL-D (Netscape) or CTRL-T (Opera) to bookmark");
  }
}