If you created your account using your Facebook to login, but now want to login with your email address, here is how:
- Login to the game
- Go to the Game Menu
- You should see an option to Create a Game Login
- You can also login to the Account Manager and create a login
A direct email login may had already been created for you when account creation with Facebook was made, you can Reset Your Password to get your account password for direct email login.