document.writeln("<li style=\"padding:8px 8px;\">");
document.writeln("小宁小宁：");
document.writeln("<span style=\"color:#999;\">");
document.writeln("2017-07-03 02:37:56");
document.writeln("</span><br>");
document.writeln("不知道换什么名字好？");
document.writeln("</li>");