Private Sub Worksheet_SelectionChange(ByVal Target As Range)
If Target.Count > 1 Then Exit Sub
If Intersect(Target, Range("G12:H12, J12:K12, M12:N12")) Is Nothing And _
Intersect(Target, Range("G29:H29, J29:K29, M29:N29")) Is Nothing Then Exit Sub
Select Case Target.Row
Case 12
Target.Resize(13).Font.Name = "Marlett"
If Target = "" Then
Target.Resize(13).Value = "a"
Else
Target.Resize(13).Value = ""
End If
Case 29
Target.Resize(12).Font.Name = "Marlett"
If Target = "" Then
Target.Resize(12).Value = "a"
Else
Target.Resize(12).Value = ""
End If
End Select
End Sub