lue="#{basicView.country}" style="width:150px">
                            <p:ajax listener="#{basicView.onCountryChange}" update="city"/>
                            <f:selectItem itemLabel="Select Country" itemValue="" noSelectionOption="true"/>
                            <f:selectItems value="#{basicView.countries}"/>
                        </p:selectOneMenu>

                        <p:outputLabel for="city" value="City: "/>
                        <p:selectOneMenu id="city" value="#{basicView.city}"