Attached Link: http://www.j.b.allen.btinternet.co.uk/bigsite/tagtut1.html

Hi doublecrash, Just a thought, as you like volumetric abstractions so much you might want to check out the tut i did many moons ago :-) http://www.j.b.allen.btinternet.co.uk/bigsite/tagtut1.html cheers, Jonathan