Club Drupal

(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);