I uninstalled windows 2000 frm my comp and rinstalled it but I can't get an internet connection

My comp uses a wireless router, how do I get my internet connection back?

I uninstalled windows 2000 frm my comp and rinstalled it but I can't get an internet connection?internet explorer download

You need to re-install all the drivers for your hardware. You also need SP4 to get wireless working on 2000.