if (Openbox::instance->state() != Openbox::State_Exiting) {
// these values should not be persisted across a window unmapping/mapping
property->erase(_window, otk::OBProperty::net_wm_desktop);
if (Openbox::instance->state() != Openbox::State_Exiting) {
// these values should not be persisted across a window unmapping/mapping
property->erase(_window, otk::OBProperty::net_wm_desktop);