"col-6">
                                                <h:outputLabel id="dis" value="#{pharmacySaleController2.preBill.discount}" >
                                                    <f:convertNumber pattern="#,##0.00" />
                                                    <p:ajax process="total dis netTotal paid" update="balance netTotal" event="blur"/>
                                                </h:outputLabel>
                                            </div>
                                   