Hack Any Web Page and Edit It Easily (Also Fly a Space Ship)

This video shows how to hack any web page and edit it using Java codes.

The intro song is Preliator by Globus

The two codes seen in this video are..
Space Ship by Erik Andersson (The site I found this on is http://erkie.github.com/ )

javascript:var s = document.createElement('script');s.type='text/javascript'; document.body.appendChild(s);s.src='http://erkie.github.com/asteroids.min.js';void(0);

Edit Mode -
javascript: document.body.contentEditable = 'true';document.designMode = 'on'; void 0