docs: function meShowTransition(container, show, options) {
  
      var that = this;
  
      // prepare arguments
      if (typeof(show) !== 'boolean') {
        options = show;
        show = false;
      }
  
      // init container
      var containerElement = container && meTools.getElementById(container);
      if (!containerElement) {
        throw new Error('meShowTransition: Container element not found');
      }
  
      // merge options
      initProperties.call(that).options = meTools.mergeObjects(defaultOptions, options);
  
      // prepare container
      that.container = containerElement;
  
      if (show) {
        this.show(true);
      } else {
        this.hide(true);
      }
    }