Private Sub OkButton_Click()
'on trouve la 1ere colonne
col = Application.Match(MaintenanceForm.ListBox1, Feuil2.[A9:GU9], 0)
'on boucle, si "Yes" on cherche la ligne
For k = 1 To 4
If Me.Controls("ComboBox" & k) = "Yes" Then
lig = Application.Match(Me.Controls("Label" & k).Caption, Feuil2.[A1:A500], 0)
MsgBox "ligne " & lig & vbCr & "colonne " & col
End If
Next
End Sub