ASP.NET Ö§¸¶±¦ÎÊÌâ - .NET¼¼Êõ / ASP.NET

protected void Page_Load(object sender, EventArgs e)
  {
  //string alipayNotifyURL = "https://www.alipay.com/cooperate/gateway.do?service=notify_verify";
  string alipayNotifyURL = "http://notify.alipay.com/trade/notify_query.do?";
  string partner = "2088101963067807"; //partnerºÏ×÷»ï°éid£¨±ØÐëÌîд£©
  string key = "u3l0sr7a6r5ofcm6uhp5m8lp7yb3uyz5"; //partner µÄ¶ÔÓ¦½»Ò×°²È«Ð£ÑéÂ루±ØÐëÌîд£©
  string _input_charset = "utf-8";



  string buy_id = Convert.ToString(Session["fjk"]);
  // string buyname = AliPay.GetMD5(buy_id, "utf-8");
  //string mm = FormsAuthentication.HashPasswordForStoringInConfigFile(buy_id,"MD5");


  alipayNotifyURL = alipayNotifyURL + "&partner=" + partner + "&notify_id=" + Request.Form["notify_id"];
  //»ñÈ¡Ö§¸¶±¦ATN·µ»Ø½á¹û£¬trueÊÇÕýÈ·µÄ¶©µ¥ÐÅÏ¢£¬false ÊÇÎÞЧµÄ
  string responseTxt = Get_Http(alipayNotifyURL, 120000);
  int i;
  NameValueCollection coll;
  //Load Form variables into NameValueCollection variable.
  coll = Request.Form;

  // Get names of all forms into a string array.
  String[] request