bumpmaps and cubemaps

I was wondering, could you combine a bumpmap and a cubemap for a cool, realistic effect?

Also, any advice or code for either bumpmaps (I guess dot3, but I call them the same thing), or cubemaps would be greatly apreciated.

http://www.blitzbasic.com/Community/posts.php?topic=56801

http://www.blitzbasic.com/Community/posts.php?topic=56557

And the original code that second one is based on:

http://www.blitzbasic.com/Community/posts.php?topic=39353