text: MidiController.prototype = new Midi();  // assign prototype to marqer
  MidiController.constructor = MidiController;  // re-assign constructor
  
  /**
  * @summary
  *  A demo utilizing midi sliders
  *
  * @description
  *  Using sliders on a midicontroller to connect to certain floats
  *
  * @implements Controller
  * @constructor Controller#Midi#SliderBoard
  * @example var sliderboard1 = new SliderBoard( _renderer, _mixer1 );
  * @param {GlRenderer} renderer - GlRenderer object
  * @param {Module#Mixer} mixer - a Mixer instance
  */
  
  function SliderBoard( _renderer, _mixer ) {
  }
  