Might want to take a look at this: http://www.thegnomonworkshop.com/store/product/177/
There are also things called lume shaders, that are in 3ds max; that allow you to do these types of things. http://www.lume.com/description.html
These have been (thankfully) ported over to Maya. (Search for lume) http://www.pixero.com/downloads_mr.html
Set it up here: http://www.djx.com.au/blog/2008/01/0...for-maya-2008/
Imagination is more important than knowledge.