public function checkEmailAction()
{
$this->_helper->layout->disableLayout();
$request = $this->getRequest();
$options = $request->getParams();
$model = new Application_Model_User();
if (true === $model->isExist("email='{$options['email']}'")) {
$result = array('error' => 1, 'msg' => "Email already exists.");
} else {
$result = array('error' => 0, 'msg' => "Email is available!");
}
echo Zend_Json::encode($result);
exit;
}
