public function render(Varien_Object $row)
 {
     $hlp = Mage::helper('amacart');
     $types = $hlp->getReasonsTypes();
     return isset($types[$row->getReason()]) ? $types[$row->getReason()] : 'undefined';
 }
 /**
  * Get string value of "Reason to Return" Attribute
  *
  * @param Varien_Object $row
  * @return string
  */
 public function getReasonOptionStringValue($row)
 {
     return $this->_getAttributeOptionStringValue($row->getReason());
 }