Sub osp()
If MsgBox("Cette option est actuellement" & IIf(LCase([y151]) = "oui", " activée.", " désactivée.") & vbLf & vbLf & "Voulez-vous" & IIf(LCase([y151]) = "oui", " la désactiver ?", " l'activer ?"), vbQuestion + vbYesNo + vbDefaultButton1) = vbYes Then [y151] = IIf(LCase([y151]) = "oui", "Non", "Oui") Else [y151] = IIf(LCase([y151]) = "oui", "Oui", "Non")
End Sub