document.writeln("<li style=\"padding:8px 8px;\">");
document.writeln("七七7：");
document.writeln("<span style=\"color:#999;\">");
document.writeln("2017-09-17 18:21:01");
document.writeln("</span><br>");
document.writeln("加你喽，我要更新的，最近事情多所以耽搁了。");
document.writeln("</li>");