function addBookmark(title,url) { 
      if (navigator.appName.indexOf("Explorer") != -1) { 
           window.external.AddFavorite( url, title); 
      } else if (window.sidebar) { 
           window.sidebar.addPanel(title, url,"");  
      } else if( document.all ) { 
           window.external.AddFavorite( url, title); 
      } else if( window.opera && window.print ) { 
           return true; 
      } 
 }