text: $(document)
      .ready(function() {
  
        // fix menu when passed
        $('.masthead')
          .visibility({
            once: false,
            onBottomPassed: function() {
              $('.fixed.menu').transition('fade in');
            },
            onBottomPassedReverse: function() {
              $('.fixed.menu').transition('fade out');
            }
          })
        ;
  
        // create sidebar and attach to menu open
        $('.ui.sidebar')
          .sidebar('attach events', '.toc.item')
        ;
  
      })
    ;