          </p:column>
                <p:column sortBy="#{item.email}" filterBy="#{item.email}">
                    <f:facet name="header">
                        <h:outputText value="#{messages.Email}"/>
                    </f:facet>
                    <h:outputText value="#{item.email}"/>
                </p:column>

            </p:dataTable>
        </h:form>
    </p:dialog>

    <script type="text/javascript">

        $("#mainForm\\:partnerMenu_input option:first-of-type").attr("value", "");

    