'Register the user.'

def sign_up_user(self, registration_dictionary):

    for (css, value) in registration_dictionary.iteritems():
        set_input_value(self, css, value)
    click_css(page=self, css='#tos', require_notification=False)
    click_css(page=self, css='#submit', require_notification=False)
    self.wait_for_element_absence('#submit', 'Submit    button    is    gone.')
