const string Url = "https://partner.r01.ru";
		const string NextLocation = "/AB/desktop.khtml";

    private void button2_Click(object sender, EventArgs e)
    {
      Memo1.Clear(); Memo2.Clear();
      HttpWebRequest req = (HttpWebRequest)WebRequest.Create(Url);
      req.ContentType = "application/x-www-form-urlencoded";
      req.Method = "POST";
      String AgentData = System.Web.HttpUtility.UrlEncode(
        "wizard_domain2=&auid=&htid=&;action=1&login="+Edit1.Text+"&passwd="+Edit2.Text);
      byte[] sentData = Encoding.GetEncoding(1251).GetBytes(AgentData);
      req.ContentLength = sentData.Length;
      req.CookieContainer = new CookieContainer();
      //ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3;
      using (Stream sr = req.GetRequestStream())
      {
        sr.Write(sentData, 0, sentData.Length);
        sr.Close();
      }
      HttpWebResponse result = (HttpWebResponse)req.GetResponse();
      Memo2.AppendText("Отправка запроса. Ответ сервера\r\n");
      Memo2.AppendText("-----Cokies-----\r\n");
      foreach (Cookie ck in result.Cookies)
        Memo2.AppendText(ck.Name + "=" + ck.Value+"\r\n");
      Memo2.AppendText("Отправка запроса. Ответ сервера\r\n");
      Memo2.AppendText("-----Headers-----\r\n");
      Memo2.AppendText("StatusCode = " + result.StatusCode.ToString() + "\r\n");
      for (int i = 0; i < result.Headers.Count; i++)
        Memo2.AppendText(result.Headers.Keys[i] + "=" + result.Headers[i] + "\r\n");
      if (result.StatusCode == HttpStatusCode.Redirect) //Код 302
      {
        //А вот сюда никогда не попадаем (код всегда 200)... ???
      }
    }