[plt-scheme] Using 'lang' with relative paths in mzscheme 3.99?

> If your planet package has a lang/main.ss, which defines the language, 
> then you can do:
>
> #lang planet name package.plt 1 1
>
> Although DrScheme's indenter doesn't understand it.
>
> Also, you can do this:
>
> #lang s-exp "mylanguage.ss"
>
> Provided you didn't need a custom reader.

Sweet!  Thanks everyone, that makes me happy.  :)