 time-series axes to rapidly
   move to another part of the recording.

   Right-clicking the time-series axes invokes these menu options:
     Expand Axes       Toggles a zoomed view; see UIsubzoom.
     Temporal Diff     Temporal differences of time-series data.
     Show Legend       Toggles legend display.

   The colorbar alters the color scale; see UIcolorshift.

   H = UImovieplayer(...) returns a handle to the new movieplayer figure.

   Technical note:
   The interpolation option is disabled when t