cool_message-8.x-2.0/js/cool_message.js

/**
 * @file
 */

(function ($) {

  Drupal.behaviors.coolMessage = {
    attach: function (context, settings) {

      $('.messages', context).hide();
      $('.messages', context).fadeIn('slow');

      // Hide a message when clicked on it.
      $('.messages').click(
        function () {
          $(this).fadeOut('slow');
        }
      );

      if (drupalSettings.coll_message.timeout > 0) {
        setTimeout(function() {
          $('.messages', context).fadeOut('slow');
        }, drupalSettings.coll_message.timeout);
      }
    }
  };

})(jQuery);