jq('document').ready(function() {
  jq('.upgradeListing .content').hide();
  jq('.upgradeListing .group').addClass('collapsible');
  jq('.upgradeListing .group').click(function() {
    var elm = jq(this);
    var cls = elm.attr('id').replace('group-', 'content-');
    elm.toggleClass('open');
    jq('.upgradeListing .'+cls).toggle();
  });
});