how to change backround colour in creo 2.0

is their any way through which i can bring back pro-e wildifre 5.0 background colour in creo 2.0 because their is only two colour option available in creo 2.0

1.one is white background ( u cannot work continously in this background as it is harmfull for eyes)

2. and other is balck background which is really annoying while in modelling