代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<script type="text/javascript">
var sogou_ad_id=918420;
var sogou_ad_height=80;
var sogou_ad_width=320;
</script>
<script type='text/javascript' src='http://images.sohu.com/cs/jsfile/js/c.js'></script>
<body>
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<script type="text/javascript">
var sogou_ad_id=918420;
var sogou_ad_height=80;
var sogou_ad_width=320;
</script>
<script type='text/javascript' src='http://images.sohu.com/cs/jsfile/js/c.js'></script>
<body>
</body>
</html>
