A downloadable version of the macro is available [[media:Changes.tex|here]], and a PDF example of the output [[media:Changes.pdf|here]].
<small>Note that background=screen is depricated and should be replaced by something like background=color,backgroundcolor=gray. <texcode>
\useregime[il1]
\enableregime[il1]
some text
\stoptext
</texcode></small> [[Category:Sample documents]]