Private Sub Workbook_BeforeClose(Cancel As Boolean)
Application.Calculation = xlCalculationManual
Application.ScreenUpdating = False
For Each sh In ActiveWorkbook.Sheets
sh.Activate
Call Bouton11_Cliquer
Next sh
For i = 2 To 8
Sheets(i).Visible = xlVeryHidden
Next i
Application.Calculation = xlCalculationAutomatic
Application.ScreenUpdating = True
End Sub