It would be possible, but as long as scripts are viewable as they are at present, it would be pretty easy to work around it. It would be easy to add a password you need to enter before you can play the game, but obviously (to any scripters) you could find it in the script or related text file. Vishnu packer may offer something like this and is free. You may want to check out S4 reals excellent package, wait, that sounds wrong. You know what I mean
Seems an excellent utility for people distributing their GG creations.
SPECS: Q6600 CPU. Nvidia 660GTX. 8 Gig Memory. Win 7.