The magic marker mod isnt a piece of inkjet film, its coloring some of the display board with a magic marker to disguise the components on it.

Here is a previous post with before and after pics:
http://empeg.comms.net/php/showthreaded.php?Cat=&Board=install&Number=55946&Search=true&Forum=All_Forums&Words=Terminator&Match=Username&Searchpage=8&Limit=25&Old=allposts&Main=55946

Tony also has some notes on how to do it in his photo gallery on riocar.org.

Sean