document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=63716\">中国二月碳排放减少约 2 亿吨</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=63718\">即使在禁烟的地方你也可能接触到三手烟</a></p></div>");