$this->assign('totalAmount', CRM_Utils_Array::value('fee_amount', $defaults[$this->_participantId]));
if ($this->_action == CRM_Core_Action::UPDATE) {
$fee_level = $defaults[$this->_participantId]['fee_level'];
$this->assign('totalAmount', CRM_Utils_Array::value('fee_amount', $defaults[$this->_participantId]));
if ($this->_action == CRM_Core_Action::UPDATE) {
$fee_level = $defaults[$this->_participantId]['fee_level'];