Okay. I just read over the ReadMe again, and caught the whole, 'alt + enter' to go to full screen. Sorry guys. I fail. I'll test it and check it works...

System: Mac OS X I downloaded DOSBox mainly because I wanted to be able to play Theme Hospital again, which I downloaded numerous times off the internet. All downloads failed to be recognised by the DOSBox system, but I was probably doing it all wrong, because I am technologically inept. Completely. …