document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/467/2012/201291014104745006.shtml  target="_blank">把好空调安装关</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/467/2012/201291611113688382.shtml  target="_blank">冷冻油在制冷压缩机中的作用</a>')