Original code by Borislav Petrov.
3DsMax 9 modify by Raúl Ortega Palacios.
This script convert .max files to older max versions.
Thanks Borislav, is very powerfull but there isn't work in 3dsmax 9.
This version solve the paths and the back-slash problems in max 9.
Copy the BFF0_4_3.ms file in the max scripts folder. Execute it and add BFF button in max.