function() {
    if (this._initialized && !this._isPaused) {
      return false;
    }

    var pauseDuration;

    this._isPaused = false;
    this._prevTime = now();

    pauseDuration = this._prevTime - this._pauseTime;
    this._onResume(pauseDuration);

    this._requestID = raf.request(this._tick);

    return true;
  }
function() {
    if (this._initialized && !this._isPaused) {
      return false;
    }

    var pauseDuration;

    this._isPaused = false;
    this._prevTime = now();

    pauseDuration = this._prevTime - this._pauseTime;
    this._onResume(pauseDuration);

    this._requestID = raf.request(this._tick);

    return true;
  }
function ( ) { if ( this . _initialized && ! this . _isPaused ) { return false ; } var pauseDuration ; this . _isPaused = false ; this . _prevTime = now ( ) ; pauseDuration = this . _prevTime - this . _pauseTime ; this . _onResume ( pauseDuration ) ; this . _requestID = raf . request ( this . _tick ) ; return true ; }
resumes the timer
resumes the timer