BAPI Production Order Confirmation

Hi Experts,

          I have one task on BAPI Production order  Confirmation , Please any one guide me. I have searched and got the function Module alone but I dont know about how to use and all. the function module name as

BAPI_PRODORDCONF_CREATE_ACT    Enter Activity Confirmation                                              

BAPI_PRODORDCONF_CREATE_HDR    Enter Order Confirmations                                                

BAPI_PRODORDCONF_CREATE_TE     Enter Time Event Confirmation                                            

BAPI_PRODORDCONF_CREATE_TT     Enter Time Ticket Confirmation                                           

BAPI_PRODORDCONF_EXIST_CHK     Existence Check for Confirming Production Order                          

BAPI_PRODORDCONF_GETDETAIL     Detailed Data for Production Order Confirmation                          

BAPI_PRODORDCONF_GETLIST       Confirmations List                                        

Please Any one do the needful.