Windows Xp wireless problem on bootcamp Mac OSX Snow leopard

Hello, i bough my mac 1 year ago, so far so good must tell you that guys , with school and work required windows, i installed windows, but now i can find wireless internet, my ISP, i need your help guy, how can i get internet wireless on windows, i cant get internet by cable because i have mac on my room so then i need help to deal with this problem, sorry if could explain better, but if you answer thank you anyways,

Have a good day.