document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/500/2015/2015031206340668657.shtml  target="_blank">NASA称美国“末日暴雪”或与中印空气污染有关</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/500/2015/2015031206340870526.shtml  target="_blank">美国北卡州发生火车与拖挂车相撞事故 40人受伤</a>')