BROWSER_BACK
BROWSER_FORWARD
BROWSER_REFRESH
BROWSER_STOP
BROWSER_SEARCH
BROWSER_FAVORITES
BROWSER_HOME

VOLUME_MUTE
VOLUME_DOWN
VOLUME_UP
MEDIA_NEXT_TRACK
MEDIA_PREV_TRACK
MEDIA_STOP
MEDIA_PLAY_PAUSE
LAUNCH_MAIL
LAUNCH_MEDIA_SELECT
LAUNCH_APP1
LAUNCH_APP2
