document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=69688\">开源蛋白质结构软件取得成功</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=69690\">超冷超致密的原子如何变得不可见</a></p></div>");