HELP!!!! i am new to MAc (had my macbook 3days!!!) have set up user account etc, but cannot get internet connection, am trying to connect via my cable modem on ethernet, as do not have wireless router yet, as far as i am aware i have entered all info correctly-DNS number,ip addy etc,but still no joy, please help as i am desperaste to start using it to its full!!! many thanks kev