   label="Qty"
                                            class="text-end w-100"
                                            onfocus="this.select()">  
                                            <f:convertNumber pattern="0.#" ></f:convertNumber>
                                            <f:ajax 
                                                event="blur" 
                                                render="total :#{p:resolveFirstComponentWithId('tot',view).clientId} "  
                            