JS 轮播代码
<script type="text/javascript">
var timestamp = new Date().getTime();
var num = timestamp % 2;
if (num == 1) {
document.writeln("<script type=\"text/javascript\" src=\"https:\/\/www.domain.com/1.js\"><\/script>");
} else {
document.writeln("<script type=\"text/javascript\" src=\"https:\/\/www.domain.com/2.js\"><\/script>");
}...