No install program is included. I assume you already know how to extract files to any folder and run it from there.
Translations Extract the dll file to the Game Lad directory and select language in options.
Dutch, Italian, Portuguese. Translate Game Lad to your language. I have been busy lately, but I'm still working on Game Lad. There is still some work to do before the next version is ready. New bugs has been found and a new feature request has been queued.