/**
* Constructor
*
* $spec may be:
* - string: name of element
* - array: options with which to configure element
* - \Zend_Config: \Zend_Config with options for configuring element
*
* @param string|array|\Zend_Config $spec
* @param array|\Zend_Config $options
* @return void
* @throws \Zend_Form_Exception if no element name after initialization
*/
public function __construct($spec, $options = null)
{
parent::__construct($spec, $options);
$this->addClass($this->_elementClass);
}
