document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=62525\">麻疹被发现会让免疫系统失忆</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=62527\">中美双方同意分阶段取消加征关税</a></p></div>");