document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=76464\">肾结石治疗取得突破</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=76466\">解密冷战卫星照片揭示了数百个以前未发现的罗马要塞</a></p></div>");