protected override void ViewData()
        {
            base.ViewData();
            ClsServiceActivity pActivity = (ClsServiceActivity)_Activity;

            pActivity.ServiceDescription = rtBoxServiceDescription.Text;
            pActivity.ActivityCost       = numericUpDownCharge.Value;
            pActivity.ActivityStartDate  = dtPickerStartDate.Value;
            pActivity.Name = txtName.Text;
        }
        protected override void updateActivityForm()
        {
            base.updateActivityForm();
            ClsServiceActivity pActivity = (ClsServiceActivity)_Activity;

            rtBoxServiceDescription.Text = pActivity.ServiceDescription;
            if (string.IsNullOrEmpty(_Activity.Name))
            {
                numericUpDownCharge.Value = Convert.ToDecimal(_Activity.ActivityCost);
            }
            else
            {
                numericUpDownCharge.Value = Convert.ToDecimal(_Activity.ActivityCost);
            }
        }