    modal="true" 
                                    onShow="$('.ui-dialog').addClass('custom-dialog')"

                                    >
                                    <p:outputLabel for="@next" value="Select Bill Item : " class="m-2"/>
                                    <p:selectOneMenu id="group" value="#{pharmacySaleController.billItem}">
                                        <f:selectItem itemLabel="Select One" itemValue=""/>
                                        <f:selectItems value="#