static void roadmap_help_street (void) {roadmap_help_show ("street");}
static void roadmap_help_key (void) {roadmap_help_show ("key");}
static void roadmap_help_voice (void) {roadmap_help_show ("voice");}
static void roadmap_help_options (void) {roadmap_help_show ("options");}
static void roadmap_help_install (void) {roadmap_help_show ("directories");}
static void roadmap_help_trips (void) {roadmap_help_show ("trips");}