# General

Configure a button in MSS menu to execute something in Extension project. Must configure in the button a Function code which MSS will send to extension project.

Extension action set = EXT\_BTN\_KAL

*Input Parameters*

* inFunctionCode – Code configured in the button;
* inSelectedRoute – Code of the selected route;
* inSelectedSubRoute – Code of the selected sub route;
* inSelectedCustomer – Code of the selected customer;
* inSelectedDeliveryPlace – Code of the selected delivery location;