<powerkeymenu path="/"> <menuitem priority="20" name="Optimize N900"> <icon>optimize</icon> <callback service="com.nokia.HildonDesktop.AppMgr" path="/com/nokia/HildonDesktop/AppMgr" interface="com.nokia.HildonDesktop.AppMgr" method="LaunchApplication" bus="session" autostart="true"> <argument type="string">optimize-n900</argument> </callback> </menuitem> </powerkeymenu>