Dim i As Integer
'récupération des N° de facture
Fact_1 = ""
Fact_2 = ""
For i = 0 To ListBox3.ListCount - 1
If ListBox3.Selected(i) = True Then
If Fact_1 <> "" Then Fact_2 = ListBox3.List(i, 0)
If Fact_1 = "" Then Fact_1 = ListBox3.List(i, 0)
End If
Next i