You really should use the search function. There are a TON of threads about tethering already, so there's really no need to start up another one. I mean this in the least bltchy way possible!
This is great info as I'm going on vacation and would like to bring my laptop. Will doing this hurt anything when I get back home and go online utilizing my wireless setup in my home? Also I am using windows 7, will this cause a problem??