Change Windows Resolution for Certain Program

You could create a simple .bat batch script file that executed a command-line resolution switcher like QRes and then started your game. If you run the game with a start /wait <path_to_the_game.exe> command, you could also add something following that which would switch back to your preferred resolution when the game was over using the same utility.

See Any way of changing Windows 7 screen resolution via command line? for a little bit more about QRes.