printer sharing from pc to mac

[tsl4]

i have a network setup usualy with 2 pc's. I share a printer over this the printer is a canon i865 and it works fine. I have my brothers mac at the moment and have put this on the network. So i now have a pc with the printer ans the mac over a crossover cable. pc is running windows xp home and mac is running osx. when i try to print with the mac it says starting job then no job and nothing happens does anyone know how to fixs this .

thanks

[Mac Medic]

do you have a driver for the Mac and is the printer post-script?.