Box modeling in MoI - Script request.

 From:  Frenchy Pilou (PILOU)
2088.12 In reply to 2088.2 
here the 2 faces of the internal angle selected
Faces selected are well inversed in edges selected but the Offset can't obtain result wished ;)
Same if I unselect the commun edge after apply script

EDITED: 16 Oct 2008 by PILOU