用于自动添加Digg This!按钮的JavaScript

  postfoot.innerHTML+="<a href="http://digg.com/submit?phase=2&url="+encodeURIComponent(location.href)+"&title="+encodeURIComponent(document.title)+""><img src=http://digg.com/favicon.ico alt="Digg This!" border="0"/><span>Digg This!</span></a>";
  postfoot.innerHTML+="<a href="http://www.facebook.com/share.php?u="+encodeURIComponent(location.href)+""><img src=http://www.facebook.com/favicon.ico alt="Share on Facebook" border="0"/><span>Share on Facebook</span></a>";
  postfoot.innerHTML+="<a href="http://www.google.com/bookmarks/mark?op=edit&bkmk="+encodeURIComponent(location.href)+"&title="+encodeURIComponent(document.title)+""><img src=http://www.google.com/favicon.ico alt="Google Bookmark This" border="0"/><span>Google Bookmark This</span></a>";
}