function addBookmark(title,url) {
var agt          = navigator.userAgent.toLowerCase();
  if (agt.indexOf("opera") != -1) 
  {
    if (window.opera && window.print)
    {
      return true;
    } else 
    {
      alert(msg_other);
    }
  }    
  else if (agt.indexOf("firefox") != -1) window.sidebar.addPanel(title,url,"");
  else if ((agt.indexOf("msie") != -1) && (parseInt(navigator.appVersion) >=4)) window.external.AddFavorite(url,title); 
  else if (agt.indexOf("netscape") != -1) window.sidebar.addPanel(title,url,"")         
  else if (window.sidebar && window.sidebar.addPanel) window.sidebar.addPanel(title,url,""); 
  else alert(msg_other);
  
}