Option Explicit
Private HeureOT As Date
Sub Decompte()
Application.Calculate
HeureOT = Now() + TimeSerial(0, 0, 1)
Application.OnTime HeureOT, "Decompte"
End Sub
Sub StopperDecompte()
If HeureOT Then
Application.OnTime HeureOT, "Decompte", Schedule:=False
HeureOT = 0: End If
End Sub