The Videoforums quick guide to green/blue screen
http://www.videoforums.co.uk/reviews..._articleid/162
Irishmark was right, greenscreen is easy with a few precautions. With a minimum of care, the background doesn't have to be perfectly lit, most software can cope with a bit of deviation.
In my competition entry there are four greenscreens, all done with a quick and dirty set up and a few minutes in Permiere Pro.
It's all in the above article...
Edit... T'riffic little film by the way skodster, made me air-sick just watching it!