document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/593/2013/201353113541518747.shtml  target="_blank">如何科学高效给药防控鸡群疾病</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/593/2013/201353113554301343.shtml  target="_blank">怎样给鹅配种</a>')