Internet Connection
- If you can visit NEW sites using your web browser, your connection is working.
- Under the "Apple Menu" select "System Preferences..."

- Under System Preferences click "Network", under the "Internet & Network" row.

- In the "Network" section read the information on the different locations.

If all of the options are red, the problem is probably between your computer and the network. See Connecting to the Network
If one of the options is green and you still can't connect to the internet the problem is probably with the the modem or router. See Router.