xbmc remote.xml

<keymap>
  <!-- general key mappings -->
  <global>
    <remote>
      <back>Back</back>
      <title>XBMC.ActivateWindow(Favourites)</title>
    </remote>
  </global>
  <!-- keys during video playback -->
  <FullscreenVideo>
    <remote>
      <back>Back</back>
      <title>XBMC.ActivateWindow(Favourites)</title>
    </remote>
  </FullscreenVideo>
</keymap>