public function iSelectTheRadioButton($radioLabel) {
		$session = $this->getSession();
		$radioButton = $session->getPage()->find('named', array(
                      'radio', $this->getSession()->getSelectorsHandler()->xpathLiteral($radioLabel)
                  ));
		assertNotNull($radioButton);
		$session->getDriver()->click($radioButton->getXPath());
	}