Here's what my Poser 5 Standard Poer 4 Render Engine,  production-quality result looks like.  And yes, I do get the look like the examples in the previous post when using FireFly render, so maybe the "normals forward" trick will solve this too, but in Poser 5 I do not see an option for selecting "normals forward"

Intel Core I7 3090K 4.5 GhZ (overclocked) 12-meg cache CPU, 32 Gig DDR3 memory, GeoForce GTX680 2gig 256 Bit PCI Express 3.0 graphic card, 3 Western Difgital 7200 rpm 1 Tb SATA Hard Drives