// text colour
        private void tvwEquip_DrawText(object sender, DrawEventArgs e)
        {
            e.TextBrush = new SolidBrush(Color.FromArgb(224, 224, 224)); // default forecolor

            if (sender == tvwEquipTxtName)
            {
                return;
            }

            EquipNode node = (EquipNode)e.Node.Tag;

            int col = -1;

            if (sender == tvwEquipTxtNum1)
            {
                col = 1;
            }
            else if (sender == tvwEquipTxtNum2)
            {
                col = 2;
            }
            else if (sender == tvwEquipTxtNum3)
            {
                col = 3;
            }
            else if (sender == tvwEquipTxtNum4)
            {
                col = 4;
            }
            else if (sender == tvwEquipTxtNum5)
            {
                col = 5;
            }


            if (node.GetColValue(col) == "-")
            {
                e.TextBrush = new SolidBrush(Color.FromArgb(128, 128, 128));
            }
            else
            {
                e.TextBrush = new SolidBrush(Color.FromArgb(224, 224, 224));
            }

            int cycle = node.GetColCycle(col);

            if (cycle >= 0 && cycle == node.CurrentCycle)
            {
                e.BackgroundBrush = new SolidBrush(Color.FromArgb(80, 80, 80));
            }
        }