intro.js
/**
      * Go to specific step of introduction
      *
      * @api private
      * @method _goToStep
      */
Go to specific step of introduction
@api private
@method _goToStep
Go to specific step of introduction @api private @method _goToStep
function _goToStep(step) {
        this._currentStep = step - 2;
        if (this._introItems !== undefined) {
            _nextStep.call(this);
        }
    }
function _goToStep ( step ) { this . _currentStep = step - 2 ; if ( this . _introItems !== undefined ) { _nextStep . call ( this ) ; } }
Go to specific step of introduction
 @api private
 @method _goToStep
Go to specific step of introduction @api private @method _goToStep
//because steps starts with zero