              </p:commandButton>  
                            <p:commandButton 
                                value="Print" 
                                ajax="false" 
                                icon="fas fa-print"
                                class="ui-button-info"
                                action="#" >
                                <p:printer target="gpBillPreview" ></p:printer>
                            </p:commandButton>

                            
                        </h:p