It's very easy and also uses your favorite Notepad replacement for editing .bat and .reg files. In general it just opens files with BowPad instead of Notepad.
If you would like to refer to this comment somewhere else in this project, copy and paste the following link:
See "Replace Notepad" at the bottom here:
http://stefanstools.sourceforge.net/BowPad.html
It's very easy and also uses your favorite Notepad replacement for editing .bat and .reg files. In general it just opens files with BowPad instead of Notepad.