if(document.getElementById('relative'))document.getElementById('relative').innerHTML='<div>前一篇：<a href=\"/other/chem_knowledge/show.asp?id=597033\" target=\"_self\">能源知识：世界石油之最</a></div>\n<div>后一篇：<a href=\"/other/chem_knowledge/show.asp?id=597424\" target=\"_self\">新加坡试推原油期货市场缘何受挫</a></div>\n';