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To help you choose an access point, I can personally recommend Linksys. I've recommended Linksys on many occasions and am yet to hear of a single problem. You can probably pick up a Linksys PCMCIA card for your laptop too and given the extra (proprietary) functionality that many vendors build into their cards it might be a good idea.
For information about configuring a home network I would recommending reading:
http://www.searchNetworking.com/ateQuestionNResponse/0,289625,sid7_cid544752_tax294570,00.html
This was first published in August 2003