Refresh Method
Object:frmorderentry.grdLineItems
Expand/Collapse source code of procedure grdLineItems.Refresh Source Code
tsGrid::Refresh()
thisform.txtSubTotal.Value = this.nColumnSum
thisform.txtAvailCredit.Value = RemainingCredit(orders.customer_id)
this.Enabled = thisform.lAllowEdits
THISFORM.tsLabelRightClick.Visible = this.Enabled	&& only show "Right click" message if the user can use it