<script type="text/javascript">
</script> <script src="http://pagead2.googlesyndication.com/pagead/show_ads.js" type="text/javascript"> </script>
1.加密。
Response.Redirect("DetailInfo.aspx?id=" + Convert.ToBase64String(System.Text.Encoding.Default.GetBytes("sp10006")).Replace("+","%2B"));
2.解密。
string ID = System.Text.Encoding.Default.GetString(Convert.FromBase64String(Request.QueryString["id"].ToString().Replace("%2B","+")));