Sub Lancement()
Worksheets(1).Select
For c = 256 To 5 Step -1
Counter = 1 - c / 256
Application.StatusBar = Format(1 - c / 256, "0%")
Worksheets(1).Select
With frmProgressBar
.FrameProgress.Caption = Format(Counter, "0%")
.LabelProgress.Width = Counter * 200
.Repaint
If Cells(100, c).End(xlUp).Row = 1 Then
Cells(1, c).EntireColumn.Delete
End If
End With
Next c
Application.StatusBar = "Prêt"
frmProgressBar.Hide
End Sub