hit menu -> tools -> settings -> connection -> access points
options -> new access point -> default settings
enter the name you want
data bearer = wireless lan
network name - search or enter whatever
then enter all the rest of your network settings if you use wep or whatever you have to enter that
then go to the web browser, go to settings and choose accesspoint and choose ask every time. then when you open the browser it will ask you what connection you want to use.