Start by opening up settings (start → settings) and tapping on the wifi settings icon. You will see the following screen:
tap on PhysicsWPA, or use the up/down pad to select it, and click connect.
Windows mobile correctly defaults to the proper settings, so you can simply click next…
Finally, click finish:
The screen will show “Connecting” next to PhysicsWPA for a moment, and then prompt you for your username and password:
You will see “Connecting” again, and then finally, “Connected”. The internet is now ready to use!