private void button1_Click(object sender, EventArgs e)
        {
            QSReg.SetQmcServer(tb_qsurl.Text.Trim());
            QSReg.SetSmptServer(tb_server.Text.Trim());
            QSReg.SetSsl(cb_ssl.Checked);
            QSReg.SetUsername(tb_username.Text.Trim());
            QSReg.SetPort(tb_port.Text.Trim());
            QSReg.SetPassword(tb_pasword.Text.Trim());
            QSReg.SetEmailFrom(tb_emailfrom.Text.Trim());
            QSReg.SetEmailTo(tb_emailto.Text.Trim());
            QSReg.SetAlwaysUseToAddress(useAddressCheckBox.Checked);
            QSReg.SetWait(tb_wait.Text.Trim());
            QSReg.SetEmailPropertyName(tb_CustomProperty.Text.Trim());

            MessageBox.Show("Setting are saved successfully", "QlikSense Email Alert", MessageBoxButtons.OK);
        }