ems value="#{staffPaymentBillController.withholdingTaxCalculationStatuses}" />
                                                    <p:ajax 
                                                        process="mnuWht" 
                                                        listener="#{staffPaymentBillController.performCalculations()}"   
                                                        update=":#{p:resolveFirstComponentWithId('pTotals',view).clientId}"  />
                                                