// checkfor support
var toggle = document.getElementById('toggleClass'),
    test = document.getElementById('classListTest');

if (toggle.classList) {
  var supported = document.getElementById('status');
  supported.parentNode.removeChild(supported);
  // bit of event delegation otherwise we're binding to each input
  toggle.addEventListener('click', function (event) {
    if (event.target.nodeName == 'INPUT') {
      test.classList.toggle(event.target.value);
    }
  }, false);
} else {
  // not supported
}