code: private ReCaptcha newReCaptcha(final String publicKey, final String privateKey,
  		final boolean includeNoscript)
  	{
  		if (WicketComponentExtensions.isSecure(ComponentFinder.getCurrentPage()))
  		{
  			final ReCaptcha reCaptcha = ReCaptchaFactory.newSecureReCaptcha(getPublicKey(),
  				getPrivateKey(), includeNoscript);
  			((ReCaptchaImpl)reCaptcha).setRecaptchaServer(RECAPTCHA_SERVER_URL);
  			return reCaptcha;
  		}
  		return ReCaptchaFactory.newReCaptcha(getPublicKey(), getPrivateKey(), includeNoscript);
  	}
docs: Factory method for creating a new {@link ReCaptcha}. This method is invoked in the
  constructor from the derived classes and can be overridden so users can provide their own
  version of a {@link ReCaptcha}.
  
  @param publicKey
  the public key
  @param privateKey
  the private key
  @param includeNoscript
  the include noscript flag
  @return the {@link ReCaptcha}