http://acws-portsmouth.americascup.com/en/home.html
By the way if you going with a ticket from the sailing club draw remember that they are (officially) for residents of Portsmouth. So don't bother to tell the gate people about the ferry journey.

Some useful local phrases to help you to enjoy your visit
Shant - alcoholic beverage
Dinlo - idiot
Squinny - to complain or someone who complains
Weee - how surprising!
Lairy - aggressive
Mush - bloke/mate
Dooes - adequate
Noice - pleasant
Daintain - down town