Hello, I'm using the Tuio Simulator and I've a basic question cause I'm a beginner. How can I tell PD to do something like an if query. for example: I want to say if it is marker nr 1 do this colour. i know how to get the Marker ID (fid_get fid). would be cool if someone can help me :) And sorry I first sent this email to the announce mailing list. sorrrrry Thanks Cheers L