private void createUser() {
		// first button press shows extra password field
		// Second creates the user
		if (passwordVerifyText.isVisible())
				controller.createUser(usernameText.getText(), passwordText.getText(), passwordVerifyText.getText());
		else {
			passwordVerifyText.setVisible(true);
			passwordVerifyLabel.setVisible(true);
			revalidate();
		}
	}