function lesezeichen() 
{
         title = "gb4-you.de GB-Pics für alle!";
         url   = "http://gb4-you.de";
     if (window.sidebar) 
     {

     window.sidebar.addPanel(title, url,"");
     } else if( window.external ) 
     {
     window.external.AddFavorite( url, title);
     } else if(window.opera && window.print) 
     {
       var mbm = document.createElement('a');
       mbm.setAttribute('rel', 'sidebar');
       mbm.setAttribute('href',url);
       mbm.setAttribute('title',title);
       mbm.click();
    }
}