private void button7_Click(object sender, EventArgs e)
        {
            if (treeView1.SelectedNode != null)
            {
                EditMonitoringForm frm  = new EditMonitoringForm();
                String             name = treeView1.SelectedNode.Text;
                MonitoringData     dat  = (MonitoringData)Globals.Settings.Monitors[name];
                frm.name         = dat.name;
                frm.bannertext   = dat.bannertext;
                frm.ignorebanner = dat.ignorebanner;
                frm.ip           = dat.ip;
                frm.port         = dat.port;

                frm.ShowDialog();
                if (frm.DialogResult == DialogResult.OK)
                {
                    MonitoringData d = new MonitoringData();
                    d.bannertext   = frm.bannertext;
                    d.ignorebanner = frm.ignorebanner;
                    d.ip           = frm.ip;
                    d.name         = frm.name;
                    d.port         = frm.port;
                    Globals.Settings.Monitors.Add(d.name, d);
                }
            }
        }
        private void timer2_Tick(object sender, EventArgs e)
        {
            foreach (TreeNode n in treeView1.Nodes)
            {
                MonitoringData m = (MonitoringData)Globals.Settings.Monitors[n.Text];
                if (m != null)
                {
                    using (TcpClient tcpClient = new TcpClient())
                    {
                        bool portisopen = false;
                        try
                        {
                            tcpClient.Connect(m.ip, m.port);
                            portisopen = true;
                        }
                        catch (Exception)
                        {
                            portisopen = false;
                        }

                        if (portisopen)
                        {
                            n.ImageIndex         = 0;
                            n.SelectedImageIndex = 0;
                        }
                        else
                        {
                            n.ImageIndex         = 1;
                            n.SelectedImageIndex = 1;
                        }
                    }
                }
            }
        }
        private void button8_Click(object sender, EventArgs e)
        {
            AddMonitoringForm frm = new AddMonitoringForm();

            frm.ShowDialog();
            if (frm.DialogResult == DialogResult.OK)
            {
                MonitoringData d = new MonitoringData();
                d.bannertext   = frm.bannertext;
                d.ignorebanner = frm.ignorebanner;
                d.ip           = frm.ip;
                d.name         = frm.name;
                d.port         = frm.port;
                Globals.Settings.Monitors.Add(d.name, d);
                treeView1.Nodes.Add(d.name, d.name, 1, 1);
                TreeNode[] n = treeView1.Nodes.Find(d.name, true);
            }
        }