private void _bNewMessages_Click(object sender, EventArgs e)
        {
            // We create nntp client object.
            NntpClient nntp = new NntpClient();

            try
            {
                // We connect to the nntp server.
                nntp.Connect(_tbNntpServer.Text);

                // Get a news group on the server
                // Gets article ids that belong to the "myhost.info" newsgroup and have been added less than one month ago.
                string[] newids = nntp.GetNewArticleIds(_tbNewsgroup.Text, System.DateTime.Now.AddMonths(-1));

                // We get each article as an object.
                foreach (string articleId in newids)
                {
                    ActiveUp.Net.Mail.Message message = nntp.RetrieveArticleObject(articleId);
                    //Display the subject.
                    this.AddLogEntry(string.Format("Subject : {0}", message.Subject));
                }
            }

            catch (NntpException pexp)
            {
                this.AddLogEntry(string.Format("Nntp Error: {0}", pexp.Message));
            }

            catch (Exception ex)
            {
                this.AddLogEntry(string.Format("Failed: {0}", ex.Message));
            }

            finally
            {
                if (nntp.IsConnected)
                {
                    nntp.Disconnect();;
                }
            }
        }