What you need for wireless ps3?

okay i have a 2 wire modem from sbc yahoo. okay well in my netword connections under lan or high speed internet i have 2 things a local aread connection which is real tek. and1394 connection. when i first got this computer i just connected my modem i had internet. now i got a ps3 and its in the living room and i... show more okay i have a 2 wire modem from sbc yahoo. okay well in my netword connections under lan or high speed internet i have 2 things a local aread connection which is real tek. and1394 connection. when i first got this computer i just connected my modem i had internet. now i got a ps3 and its in the living room and i want to make it wireless what do i need i have a broadband wireless g router linksys.but i have trouble installin it because i dont have internet after i install it.
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