Posted 29 March 2009 - 08:21 PM
Start with this from the user manual,
Wi-Fi settings determine whether iPod touch uses local Wi-Fi networks to connect to
Turn Wi-Fi on or off: Choose Wi-Fi and turn Wi-Fi on or off.
Join a Wi-Fi network: Choose Wi-Fi, wait a moment as iPod touch detects networks
in range, then select a network. If necessary, enter a password and tap Join. (Networks
that require a password appear with a lock icon.)
Once you’ve joined a Wi-Fi network manually, iPod touch automatically joins it
whenever the network is in range. If more than one previously used network is in
range, iPod touch joins the one last used.
When iPod touch is joined to a Wi-Fi network, the Wi-Fi icon in the status bar at
the top of the screen shows signal strength. The more bars you see, the stronger the
Set iPod touch to ask if you want to join a new network: Choose Wi-Fi and turn “Ask
to Join Networks” on or off.
When you are trying to access the Internet, by using Safari or Mail for example, and
you are not in range of a Wi-Fi network you have previously used, this option tells
iPod touch to look for another network. iPod touch displays a list of all available Wi-Fi
networks that you can choose from. (Networks that require a password appear with
a lock icon.) If “Ask to Join New Networks” is turned off, you must manually join a
network to connect to the Internet when a previously used network isn’t available
If you need more help just ask.