Click on the drop down menu, then Settings and then Login Details.

If you registered and login using Facebook you can use this page to set up a username and password, which you can use as an alternative.

To do this, first add an email address...

1. Scroll down to Login Details
2. Type an email address in the Primary Email box.
3. Press the Update Email button.
4. We will send an email to the address that you entered.
5. Check your email and click on the link in the email to confirm the new address.

You then need to add a password.

1. To do that go to Change Password.
2. Type the password you want to use into both the New Password and the Confirm New Password boxes.
3. Press the Change Password button.
4. You can then use your email address and the password you have set up to login with.