document.write('<div class=\'msgper\'><p><span style=\'font-weight:bold;\'>上一篇：</span><a id=\'prevSet\' href=\'/msg.php?MsgId=31745\' target=\'_parent\'>语言学习的最佳年龄</a></p></div><div class=\'msgnext\'><p><span style=\'font-weight:bold;\'>下一篇：</span><a id=\'prevSet\' href=\'/msg.php?MsgId=31742\' target=\'_parent\'>多媒体，为口语训练插上腾飞的双翼</a></p></div>');