What is a user name for a isp

[Guest]

Hello,
i have a new netbook and wish to go onto the internet wirelessly there is already a router set up which this computer is working off. how do i set the netbook up (its a samsung nf110) to work wirelessly to. please

 

[Emerald]

http://www.tomshardware.com/forum/31382-43-find-security-password-wireless-router