"OK, I've just installed Ubuntu for the first time, and it's the 6.06 LTS Desktop. Now what?"

Go to the following URL with Firefox:

http://linuxmafia.com/isos/dapper/fresh-ubuntu-dapper

Save the file to your desktop and close Firefox. Right-click the file and
click Properties. Click the Permissions tab and check all three Execute
checkboxes. Close the window. Double-click the file and click the "Run in
Terminal" button. Enter your password when prompted, and wait for the
window to disappear. Enjoy!

DO NOT do this on Kubuntu. DO NOT do this on powerpc or amd64 editions of
Ubuntu. DO NOT do this without an active network connection. DO NOT do
this while Ubuntu is updating or installing software. You have been warned.