added the ability to delete your own comments and pastes, as well as added an admin functionality to delete other's. and replaced the geshi syntax highlighter with Google's Code Prettify that will automatically detect the language.

to upgrade open your mysql editor in the database for this file and type

ALTER TABLE users ADD COLUMN admin TINYINT(1) NOT NULL DEFAULT 0 AFTER email;
UPDATE users SET admin = 1 WHERE username = 'YOUR_USERNAME_HERE' LIMIT 1

to give yourself admin privileges