On Error Resume Next
le backgraound (Attention!!! 'displayformat(version sup à 2007)
If cel.Cells(1).Interior.Color <> vbWhite Then .BackgroundColor = coul_XL_to_coul_HTMLX(cel.Cells(1).Interior.Color)
If cel.Cells(1).DisplayFormat.Interior.Color <> vbWhite Then .BackgroundColor = coul_XL_to_coul_HTMLX(cel.Cells(1).DisplayFormat.Interior.Color)
On Error GoTo 0