my ip address seems to keep changing all the time. i have 3 pcs working under wireless cards via netgear router. but I see my 3 pcs ip address keep changing all the time. when i start up a any pc. is there a reason for this or is this the way it supposed to be. can i not assign my own static ip address to each pc exctra and by the way my isp is AOL any help on this as there wasn.t any so far on the last one