code: function FlashAudioSoundInstance(src, startTime, duration, playbackResource) {
  		this.AbstractSoundInstance_constructor(src, startTime, duration, playbackResource);
  
  
  // Public Properties
  		/**
  		 * ID used to facilitate communication with flash.
  		 * Not doc'd because this should not be altered externally
  		 * #property flashId
  		 * @type {String}
  		 */
  		this.flashId = null; // To communicate with Flash
  
  		if(s._flash == null) { s._instances.push(this); }
  	}
docs: FlashAudioSoundInstance extends the base api of {{#crossLink "AbstractSoundInstance"}}{{/crossLink}} and is used by
  {{#crossLink "FlashAudioPlugin"}}{{/crossLink}}.
  
  NOTE audio control is shuttled to a flash player instance via the flash reference.
  
  @param {String} src The path to and file name of the sound.
  @param {Number} startTime Audio sprite property used to apply an offset, in milliseconds.
  @param {Number} duration Audio sprite property used to set the time the clip plays for, in milliseconds.
  @param {Object} playbackResource Any resource needed by plugin to support audio playback.
  @class FlashAudioSoundInstance
  @extends AbstractSoundInstance
  @constructor