Don't know of you've seen this... a guy on one of the UK VW Forums has been making a series of create-a-car aircooleds in Flash! So far there is the Bus-Selecta and the Bug-Selecta. The Bus one is finished, but the Bug one is still in development, although he has released a Beta...
links below!
Bus -
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VERY cool! It's kept me entertained for hours :-)