To be honest I am rather new to the whole design pattern thing, but the book by the gang of four tickled me pink, and improved enourmously a lot of the things I was working on. <BR><BR>What I am ...

On the Mac, you can always hit Command-Z to undo something. You can also hit Command-Shift-Z to redo something and put it back to what it was before you hit undo. Make sense? This isn’t so easily done ...