document.write('<div class=\'msgper\'><p><span style=\'font-weight:bold;\'>上一篇：</span>没有了</p></div><div class=\'msgnext\'><p><span style=\'font-weight:bold;\'>下一篇：</span><a id=\'prevSet\' href=\'/msg.php?MsgId=36840\' target=\'_parent\'>开学第一课视频</a></p></div>');