We’ll start by walking through some of the thinking habits and techniques in hacking the xkcd titles GreaseMonkey script. Greasemonkey is a Firefox plugin, so grab a copy if you don’t have one.
Also grab the GreaseMonkey addon
And the xkcd titles userscript
If you aren’t familiar with XKCD, you should be.
FireBug is a very useful tool for inspecting a web page, and will likely be helpful in your hacking adventures.
Other suggestions? Please leave in the comments.
After we’ve spent a little while walking through hacking the xkcd userscript, we’ll turn it loose for everyone to do their own hacking on this slightly more interesting userscript, which modifies the THATCamp Campers page in a couple of ways.