Screen name: <%= form.text_field :screen_name, :size => User::SCREEN_NAME_SIZE, :maxlength => User::SCREEN_NAME_MAX_LENGTH %>

Email: <%= form.text_field :email, :size => User::EMAIL_SIZE, :maxlength => User::EMAIL_MAX_LENGTH %>

Password: <%= form.password_field :password, :size => User::PASSWORD_SIZE, :maxlength => User::PASSWORD_MAX_LENGTH %>

<%= submit_tag "Register!", :class => "submit" %>