How Do I Run 32 Bit Game In 64 Bit Os?

Hi all
1. I have tried to install Unreal tournament which is 32 -bit in opensuse 10.3 64 -bit,But i got the error message that the game is not 64 bit.So i need to know if there is anyway to install this game though it is 32 bit?

2.also i have cedega 6.0 in my system for installing windows games and so far i have installed Hitman and everything went perfectly when i was installing but now i can't start the game(hitman).what should i do with this problems?