Since I first posted the 100 m "Teaser", I have been playing with shadow effects in my drawing program (Freehand MX) and this is the result. Not bad, eventhough not exactly the way I wanted all of it, but next time I will use the right tools already from the beginning to get a better result...
I have stored a larger copy here;
http://img254.imageshack.us/img254/2161/bild83jb1.png