protected override void pushData()
        {
            base.pushData();
            clsStaffCost lcCost = (clsStaffCost)_Cost;

            lcCost.Type = txtStaffType.Text;
        }
        protected override void updateDisplay()
        {
            base.updateDisplay();
            clsStaffCost lcCost = (clsStaffCost)_Cost;

            txtStaffType.Text = lcCost.Type;
        }