The items below add additonal functionality to your iPhone and iFuntastic.
They are optional and can be installed at a later time as well.
You need to install them only if they are not currently installed.
That is, you do not have to re-install them.
Please open Cydia on your iPhone; you need to be connected to a WiFi (or cellular) network. Declare yourself a Developer if asked. Follow any update steps that Cydia requires or suggests.

WinterBoard will open an exciting world of themes for you
Cydia -> Sections -> System -> WinterBoard.

Utilities to let iFuntastic take screenshots automatically, and to make newly added applications visible
Cydia -> Sections -> Utilities -> UIKit Tools.

Safari plugin which lets you view local files (e.g. file:///MyMovieFile.mov.)
Used to great effect on the Jack the Clipper page.
Cydia -> Sections -> Tweaks -> file:// Schema in Safari.

Click 'OK' when you are done, or 'Cancel' to stop the installation.