Private Sub ok_Click()
Workbooks.Add
numbv = numero_bv.Value
chemin = 'C:\\' & numero_bv & '\\'
MkDir 'C:\\' & numbv
chemin = 'C:\\' & numero_bv & '\\'
ActiveWorkbook.SaveAs chemin & numbv & 'm'
Else
ActiveWorkbook.SaveAs chemin & numbv & 'm'
End If
end sub