                           </h:panelGrid>
                                        </p:tab>
                                        <p:tab title="Bill Items" >
                                            <h:panelGrid columns="1">
                                                <p:panel header="Bill Items" id="pBis">
                                                    <p:dataTable id="tblBillItem" value="#{storeIssueController.preBill.billItems}"
                                                               