IT61/it61-rails

$(document).ready(function () {
  // Folding card
  $('.card-fold .btn-fold').click(function () {
    var card = $($(this).parents()[1]);
    var cardBody = card.find('.card-body');
    var btnArrow = $(this).children();

    card.toggleClass('hidden', card.hasClass('hidden'));
    cardBody.toggle();
    btnArrow.toggleClass('icon-arrow-up icon-arrow-down');
  });
});