document.getElementById('nextId').innerHTML='<p>下一篇：<a href=/jzfw/xxbj/20110517061713.html>南宁众乐清洁</a></p><p>上一篇：<a href=/jzfw/xxbj/20110517062145.html>南宁专业清洁钟点——高效快捷</a></p>'