function addToFavorites(){
         // alert (typeof window.external.AddFavorite);
         if ((navigator.appName.indexOf('Microsoft',0)>=0) && (parseInt(navigator.appVersion)>=4)) {
             // window.external.AddFavorite(anchor.getAttribute('href'), anchor.getAttribute('title'));
             window.external.AddFavorite('','');
             }
         else{
              window.sidebar.addPanel('','','');
              }
         }