private string ReadHTTPForPostUrl(string queryUrl, string data, string contentType)
    {
        string _content = "";
        try
        {
            data = data.Replace("&ActionDataPost", "");
            HttpWebRequest request = WebRequest.Create(queryUrl) as HttpWebRequest;
            if (data != null && data.Length > 0)
            {
                byte[] post_bytes = System.Text.Encoding.UTF8.GetBytes(data);
                request.Method = "POST";
                request.ContentType = contentType;
                request.ContentLength = post_bytes.Length;
                System.IO.Stream outStream = request.GetRequestStream();
                outStream.Write(post_bytes, 0, post_bytes.Length);
                outStream.Close();
                queryUrl += "?post->>>>" + data;
            }
            else
            {
                queryUrl += "?" + data;
            }
            HttpWebResponse response = request.GetResponse() as HttpWebResponse;


            StreamReader sr = new StreamReader(response.GetResponseStream());
            _content = sr.ReadToEnd();
        }
        catch (Exception ex)
        {
            _content = ex.Message;
        }
        return _content;
    }