/**
  * txn_billing_info_side_meta_box
  * 	generates HTML for the Edit Transaction side meta box
  *
  * @access public
  *	@return void
  */
 public function txn_billing_info_side_meta_box()
 {
     $this->_template_args['billing_form'] = $this->_transaction->billing_info();
     $this->_template_args['billing_form_url'] = add_query_arg(array('action' => 'edit_transaction', 'process' => 'billing'), TXN_ADMIN_URL);
     $template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_billing_info.template.php';
     echo EEH_Template::display_template($template_path, $this->_template_args, TRUE);
     /**/
 }