var Taproom = function() {
  
  var menuCategory = function(selected_elem, link_elem) {
    $$('.menuCategoryLink').each(function(elem) {
      elem.className = elem.className.replace(/active\s+/g, '');
    });
    link_elem.className = 'active ' + link_elem.className;
    
    selected_elem = $(selected_elem);
    Effect.Appear(selected_elem, {duration: 0.4, afterSetup:function() {

      $$('.menuCategory').each(function(elem) {
        if(elem != selected_elem) elem.style.display = 'none';
      });

    }});
    
  }
  
  
  return {
    menuCategory:menuCategory
  }
}();