Azka,

> Treat me like a beginner. I have two targets:1. I want to document
> the source code of Scratch.2. I want to modify Scratch.

Do you mean Scratch 1.4? That is the version written in Squeak 2.8.
Scratch 2 is a completely different program written in Flash. Or is your
plan to document the Flash version by studying the Squeak version?

-- Jecel