River Road Hamstery based in USA are also worth looking at if you want to know more about genetics
http://hometown.aol.com/theriverrd/genetics.htm
sadly not a picture for every colour again. And PurpleKritters
http://purplekatkritters.tripod.com/d/d101.html has some of the more unusual colours (non-standards). The websites you have already checked out are really the best for Standards sadly. Lots of people have plans to build a website with all the standards and non-standards genetics information and pictures but it never seems to really get there.