League has been created.
Go to the link Allan posted and login with the same username as you used in the Ashes/ODIs, or if you did not play them, then register from scratch.
Once logged in and on the user home page, click 'League' from the quicklinks on the right, and enter this code to join:
As for team selection, its: 5 batters, 1 all rounder, 1 wicket keeper, 4 bowlers. No more than 2 from the same country.
Scoring details can be found in their help menu.
Will sort out my team when I get a minute.