In that case I don't know then. I wasn't able to associate the .pz3 or .pzz files to a program until I installed Poser 6 SR2 update, and then it was fixed. Perhaps download it again and reinstall it.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi