For irs = 0 To Me.dgw.SelectedRows.Count - 1
            For ic = 0 To 20
                Me.dgw.SelectedRows(irs).Cells(ic + 3).Value = _
                       Me.dgw.Rows(Me.ComboBoxCopyFromLine.SelectedValue).Cells(ic + 3).Value
                Call checkLine(Me.dgw.SelectedRows(irs).Index)  ' just validation
            Next
        Next