public function _initClassName()
 {
     $element = new Zend_Form_Element_Select('classname');
     $element->setRequired(TRUE);
     $element->setAllowEmpty(false);
     $element->addMultiOptions(array('GROUPER' => 'Grouper', 'OPENSOCIAL_BASIC' => 'OpenSocialBasic', 'OPENSOCIAL_OAUTH' => 'OpenSocialOAuth'));
     return $this->addElement($element);
 }