Mmmmm, thought I posted this ages ago? Can't find it through search though. Plus there are a couple of extra ones you've missed
Q: My Etch-A-Sketch has a distorted display.
A: Pick it up and shake it.
Q: My Etch-A-Sketch has all of these funny little lines all over the screen.
A: Pick it up and shake it.
Q: How do I turn my Etch-A-Sketch off?
A: Pick it up and shake it.
Q: What's the shortcut for Undo?
A: Pick it up and shake it.
Q: How do I create an empty New Document window?
A: Pick it up and shake it.
Q: How do I Exit without Saving?
A: Pick it up and shake it.
Q: How do I set the background and foreground to the same color?
A: Pick it up and shake it.
Q: What is the proper procedure for rebooting my Etch-A-Sketch?
A: Pick it up and shake it.
Q: My Etch-A-Sketch has lines that prevent me from doing my art project.
A: Pick it up and shake it.
Q: How do I delete a document on my Etch-A-Sketch?
A: Pick it up and shake it.
Q: How do I keep from losing my Etch-A-Sketch documents in the middle of my work?
A: Stop shaking it.
What I did find was teh following
http://www.howstuffworks.com/question317.htm