Stuff

# Without validation it works (but doesn't validate of course):$email = new Zend_Form_Element_Text('email');        $email->setLabel('Email address')              ->addFilter('StringToLower')              ->setRequired(true)              ->addValidator('NotEmpty');# But if instead I try to validate, the webpage hangs indefinitely:$email = new Zend_Form_Element_Text('email');        $email->setLabel('Email address')              ->addFilter('StringToLower')              ->setRequired(true)              ->addValidator('NotEmpty')              ->addValidator('EmailAddress');