document.getElementById('nextId').innerHTML='<p>下一篇：<a href=/news/yybb/20090404123912.html>亲子鉴定你了解了吗?</a></p><p>上一篇：<a href=/news/yybb/20090406091738.html>女性不孕不育的原因其攻守秘方</a></p>'