/**
  * Date Widget Constructor
  *
  * @param string $formName The name of the form this widget belongs to
  * @param string $fieldName The name of the field this widget represents
  * @param array $fieldConfig The configuration for this field
  * @param string $format Date input format: MDY or DMY
  */
 public function __construct($formName, $fieldName, $fieldConfig, $format = "MDY")
 {
     parent::__construct($formName, $fieldName, $fieldConfig);
     $this->setFormat($format);
 }