Im not very good free handing with a sharpie, so today I tossed this project on the laser and made a very simple template, corrugated cardboard and glossy photo paper.
http://www.bophoto.com/M8/2009-01-23...r-600px-02.jpg
Fullsize jpg for printing and or corel file here
BoPhoto.com: M8 coder - simple manual handcoding of M lenses