Word VisualBasic Script

Sub num()
    With Selection
        If .Columns.Count > 1 And .Rows.Count > 1 Then
            MsgBox "Please select cells in only one row " _
                & "or only one column."
            End
        Else
            If .Cells.Count > 1 Then
                If .Columns.Count > 1 Then
                    .Cells.Delete ShiftCells:=wdDeleteCellsShiftUp
                Else
                    .Cells.Delete ShiftCells:=wdDeleteCellsShiftLeft
                End If
            Else
                .Cells.Delete ShiftCells:=wdDeleteCellsShiftLeft
            End If
        End If
    End With
End Sub