document.writeln("<li style=\"padding:8px 8px;\">");
document.writeln("笔下清平：");
document.writeln("<span style=\"color:#999;\">");
document.writeln("2017-12-20 14:21:09");
document.writeln("</span><br>");
document.writeln("热烈欢迎，师兄！");
document.writeln("</li>");