function bookmarksite(title, url) {
   if (window.sidebar) // firefox
      window.sidebar.addPanel(title, url, "");
   else if (window.opera && window.print) { // opera
      var elem = document.createElement('a');
      elem.setAttribute('href', url);
      elem.setAttribute('title', title);
      elem.setAttribute('rel', 'sidebar');
      elem.click();
   } else if (document.all) { // ie
      window.external.AddFavorite(url, title);
   }
}