public function __construct($options = null)
{
parent::__construct($options);
//$this->setOptions(array("onsubmit"=>"document.getElementById('ajax').style.display = 'block'; document.getElementById('submitbutton').disabled=true"));
$this->setAttrib('enctype', 'multipart/form-data');
$f = array();
$this->setName('login');
$name = new Zend_Form_Element_Text('username');
$name->setLabel('Username')->setAttrib('size', 50)->setRequired(true)->addFilter('StripTags')->addFilter('StringTrim')->addValidator('NotEmpty');
$f[] = $name;
$pass = new Zend_Form_Element_Password('password');
$pass->setLabel('Password')->setAttrib('size', 30)->setRequired(true)->addFilter('StripTags')->addFilter('StringTrim')->addValidator('NotEmpty');
$f[] = $pass;
$hash = new Zend_Form_Element_Hash('hash', 'csrf_token', array('salt' => 'wiT93nUb90sENd:'));
$hash->setAutoInsertNotEmptyValidator(false);
$f[] = $hash;
$submit = new Zend_Form_Element_Submit('submit');
$submit->setAttrib('id', 'submitbutton');
$submit->setLabel('Login');
$f[] = $submit;
$this->addElements($f);
}
