/**
  * Get delete buttons (forms which contain as hidden fields the undeleted cashflows)
  *
  * @return string
  *
  * @access public
  */
 public function get_delete_buttons()
 {
     return parent::get_delete_buttons('view_cashflows');
 }
 /**
  * Get string to render delete buttons
  *
  * @return string
  *
  * @access public
  */
 public function get_delete_buttons()
 {
     return parent::get_delete_buttons('view_spotrates');
 }