Allows to toggle/add/remove classes of an HTML element...

toggle-classes.js

$(document).on('click', '[data-toggle="class"]', function () {
    var $target = $($(this).data('target'));

    var toggleClasses = $(this).data('toggle-classes');
    if (toggleClasses)
      $target.toggleClass(toggleClasses);

    var addClass = $(this).data('add-classes');
    if (addClass)
      $target.addClass(addClass);

    var removeClass = $(this).data('remove-classes');
    if (removeClass)
      $target.removeClass(removeClass);

    return false;
});