private static bool uploadtoftp(string localfile, String filename)
        {
            try
            {
                Console.WriteLine("Uploading file to :" + FTPHost + FTPResultDirectory + filename);
                FtpWebRequest request = (FtpWebRequest)WebRequest.Create(FTPHost + FTPResultDirectory + filename);
                request.Method = WebRequestMethods.Ftp.UploadFile;
                request.UseBinary = true;
                request.UsePassive = true;
                request.KeepAlive = true;
                request.Credentials = new NetworkCredential(FTPUsername, FTPPassword);


                using (FileStream fs = File.OpenRead(@localfile))
                {
                    byte[] buffer = new byte[fs.Length];
                    fs.Read(buffer, 0, buffer.Length);
                    fs.Close();
                    Stream requestStream = request.GetRequestStream();
                    requestStream.Write(buffer, 0, buffer.Length);
                    requestStream.Flush();
                    requestStream.Close();
                    FtpWebResponse response = (FtpWebResponse)request.GetResponse();
                    Console.WriteLine("Upload File Complete, status {0}", response.StatusDescription);
                    response.Close();
                    Console.WriteLine("Success Upload File to FTP");
                }
                return true;
            }
            catch (Exception e)
            {
                Console.WriteLine("Failed Upload File to FTP");
                Console.WriteLine(e);
                return false;
            }

        }