document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/704/2012/201210311604566814.shtml  target="_blank">打包机工作过程</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/704/2012/201211280028866117.shtml  target="_blank">包装的合理化设计 减少物流花费</a>')