<rich:dropDownMenu direction="bottom-right" jointPoint="tr"
submitMode="server" binding="#{backing_activityCreate.menuComponent}">
<a4j:support event="onitemselect" action="#{backing_activityCreate.changeActivityType}" >
<f:setPropertyActionListener value="#{backing_activityCreate.activityTypesMenu}" target="#{backing_activityCreate.selectedActivityTypeCode}" />
</a4j:support>
</rich:dropDownMenu>