Exposing the Mental Ray Production Shaders in Max 2008

As promised, here is the way to expose the production shaders that exist in the max.mi.
CAUTION this is for you advanced users out there. Please save a copy of the max .mi before you change it scenes at the moment. There is no support for this part of Max

1. find the file called>> production_max.mi
2. open in notepad
3. do a search and replace
find "hidden" replace with # "hidden"
EXCEPT FOR THE FIRST ENTRY!!!!!!
The result is that the MI Production Shadersare exposed to Mental Ray.

These include:
mr Raytype Switcher
mr Raytype Switcher (advanced)
mr Raytype Switcher (environment)
mr Card Opacity
mr Motion Blur
mr Motion Vector Export
mr Matte/Shadow/Reflection (map)
mr Camera Map
mr Mirror Ball
mr Gray Ballmr Gamma & Gain
mr Matte/Shadow/Reflection (material)
mr Gamma
mr Gain