As eschwartz points out above, we do have some things here that will leave a person with very advanced technical skill scratching their head (or other parts of their anatomy).
But what you need does not come anywhere close to those.

Install, in order:
K4 jail break
MKK for the K4
KUAL
the 'Scroller' add-in.
The 'Scroller' add-in has initial defaults that will probably work, but it also supports changing those defaults (to match where the screen is broken at).