document.writeln("<li style=\"padding:8px 8px;\">");
document.writeln("七七7：");
document.writeln("<span style=\"color:#999;\">");
document.writeln("2017-08-23 22:45:13");
document.writeln("</span><br>");
document.writeln("谢谢，我会继续努力的");
document.writeln("</li>");