Wow! For something made in assembly, that is really neat! :) Keep practicing at ASM, as what you've produced so far looks very promising. Try...
Awesome, thanks everyone. =) LunarIPS and StealthPatch (as well as the neato GenRomSuite - thanks QJimbo!) are the mutt's nuts. @ Drx - Thanks...
Patching and creating IPS patches is a dicey buisness with some of the tools floating around on Google and you can find some utter horrendous ones...
Separate names with a comma.