/// <summary>
        /// Deletes a directory from the FTP server
        /// </summary>
        /// <param name="directory">A <see cref="String"/> representing the path of the directory to delete.</param>
        public void RemoveDirectory(string directory)
        {
            int ret = WININET.FtpRemoveDirectory(_hConnect, directory);

            if (ret == 0)
            {
                Error();
            }
        }