text: (function ($) {
  
    Drupal.behaviors.captcha = {
      attach: function (context) {
  
        // Turn off autocompletion for the CAPTCHA response field.
        // We do it here with Javascript (instead of directly in the markup)
        // because this autocomplete attribute is not standard and
        // it would break (X)HTML compliance.
        $("#edit-captcha-response").attr("autocomplete", "off");
  
      }
    };
  
    Drupal.behaviors.captchaAdmin = {
      attach: function (context) {
        // Add onclick handler to checkbox for adding a CAPTCHA description
        // so that the textfields for the CAPTCHA description are hidden
        // when no description should be added.
        // @todo: div.form-item-captcha-description depends on theming, maybe
        // it's better to add our own wrapper with id (instead of a class).
        $("#edit-captcha-add-captcha-description").click(function() {
          if ($("#edit-captcha-add-captcha-description").is(":checked")) {
            // Show the CAPTCHA description textfield(s).
            $("div.form-item-captcha-description").show('slow');
          }
          else {
            // Hide the CAPTCHA description textfield(s).
            $("div.form-item-captcha-description").hide('slow');
          }
        });
        // Hide the CAPTCHA description textfields if option is disabled on page load.
        if (!$("#edit-captcha-add-captcha-description").is(":checked")) {
          $("div.form-item-captcha-description").hide();
        }
      }
  
    };
  
  })(jQuery);
  