>
                                        <p:commandButton 
                                            ajax="false" 
                                            value="To Cancel" 
                                            action="#{billSearch.navigateToCancelOpdBill()}" 
                                            rendered="#{webUserController.hasPrivilege('OpdIndividualCancel')}"
                                            disabled="#{billSearch.bill.cancelled or billSearch.bill.refunded}" 
            