Close ad in top right corner by clicking bar hanging off left side of ad. Then, click log in. You will see 3 options to log in: Twitter, Google+(Gmail), and U+ with is the U coz account. Either log in with your twitter or Gmail account. If you have neither of those create a U coz account, they will let you create an account from almost all social media sites. From there you can log on. Please make sure your user name is you in-game user name. Thanks.