Signup form - which does not render

SignupForm

<?php
/**
 * Form for adding a signing up a user 
 *
 */

class SignUpForm extends Zend_Form
{


    public function __construct($options = null){
        parent::__construct($options); 
        
        // options is just a Zend_Config instance passed in when initializing the form 

        // set the post action url 
        $this->setAction($options->action)->setMethod(Zend_Form::METHOD_POST);
        // set the id and class values
        $this->setAttrib('class', 'well form-horizontal')->setAttrib('id', 'signupform'); 
        
        // form elements
        $firstname = new Zend_Form_Element_Text('firstname', array('required' => true, 'label' => getFormLabel('useraccount_firstname_label'), 
                        'value' => $options->firstname,
                        // validation metadata 
                        'class' => "input-xlarge {required: true, messages: {required: '".translateKey('useraccount_firstname_error')."'}}"));   
						    

 		$lastname = new Zend_Form_Element_Text('lastname', array('required' => true, 'label' => getFormLabel('useraccount_lastname_label'), 
                        'value' => $options->lastname,
                        // validation metadata 
                        'class' => "input-xlarge {required: true, messages: {required: '".translateKey('useraccount_lastname_error')."'}}"));
						
		$email = new Zend_Form_Element_Text('email', array('required' => true, 'label' => getFormLabel('useraccount_email_label'), 
                        'value' => $options->email,
                        // validation metadata 
                        'class' => "input-xlarge {required: true, messages: {required: '".translateKey('useraccount_email_error')."'}}"));
						
		$password = new Zend_Form_Element_Password('password', array('required' => true, 'label' => getFormLabel('useraccount_password_label'), 
                        'value' => $options->password,
                        // validation metadata 
                        'class' => "input-xlarge password {required: true, messages: {required: '".translateKey('useraccount_password_error')."'}}"));

		$confirmpassword = new Zend_Form_Element_Password('confirmpassword', array('required' => true, 'label' => getFormLabel('useraccount_password_confirm_label'), 
                        'value' => $options->confirmpassword,
                        // validation metadata 
                        'class' => "input-xlarge password {required: true, equalTo: '#password', messages: {required: '".translateKey('useraccount_password_confirm_error')."', equalTo: '".translateKey('useraccount_confirmpassword_error_equalto')."'}}"));
						
		$activationkey = new Zend_Form_Element_Hidden('activationkey', array('value' => generateActivationKey()));
        
        $cancel = new Zend_Form_Element_Button('cancel', array('label' => translateKey('global_button_cancel'), 'class' => 'btn-danger'));
        $submit = new Zend_Form_Element_Submit('submit', array('label' => $options->submitlabel));  
        
        
        $this->addElements(array($firstname, $lastname, $email, $password, $confirmpassword, $cancel, $submit)); 
        
        // add the decorator
        // set decorators
        EasyBib_Form_Decorator::setFormDecorator($this, EasyBib_Form_Decorator::BOOTSTRAP);
    }
}

?>