//跟踪页面访问的代码，嵌入本站网页统计其他网站带来的客户访问量
//得到本js文件的路径
var scr = document.getElementsByTagName('script');
var src = scr[scr.length - 1].getAttribute("src");
var sSiteRoot = src.substring(0, src.toLowerCase().indexOf("jsscript/track.js"));
var rnd = Math.random() * 1000000000000000000;
var ref = document.referrer;
document.write('<img src="' + sSiteRoot + 'track.ashx?referrer=' + escape(ref) + '&rnd=' + rnd + '" width="1" height="1">');