Can you run it in virtual box. That is what a lot of people do with pre Win XP do. I am asuming that doom is for Win 95 or 98? If it is then the virtual box. just google it. Also there are programs out there that will help you run the game but I don't know what they are. Good luck.
Edit: here is a link about this subject please read it sll the way through.http://www.tomshardware.com/forum/115550-13-installing-windows-games-windows