How can u link your xbox 360 to your computer without the Wireless Networking Adapter?

because For ncaa football 2010 i saw this video on how to make a team http://xbox360.ign.com/dor/objects/14324472/ncaa-football-10/videos/ncaa_teambuild_p1.html but i do not know how to do this? if you know how to do this with your computer can you tell me what you need and how to link your computer with your xbox360 to make a team with a custom logoHow can u link your xbox 360 to your computer without the Wireless Networking Adapter?
you dont need to link them together, you just need an XBOX live account and you just log onto the EA sports website and make the team, then download it to your XBOX over XBOX liveHow can u link your xbox 360 to your computer without the Wireless Networking Adapter?
if you have a wireless internet and wired look at this video on utube it explains

this is for xp:

http://www.youtube.com/watch?v=Snp6nQpxH鈥?/a>

and for vista:

http://www.youtube.com/watch?v=scqD2AeSI鈥?/a>