document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/480/2013/201372314354447331.shtml  target="_blank">瘦牛增膘复壮有妙招</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/480/2013/201372314375115282.shtml  target="_blank">辨别牛是否健康的简易方法</a>')