success: function (response) {

        var emailFound = false;

            $.each(Drupal.settings.webform_represent.lookups, function (form_key, data) {
              var $component = $('#webform-component-' + form_key.replace('_', '-')),
            $input = $('#edit-submitted-' + form_key.replace('_', '-'));

              $component.find('.webform-represent-alert').remove();

              $('#webform-component-' + form_key.replace('_', '-'), context).show();

              var emails = response[data.options_source];
              // For now, if multiple representatives match, use the first.
              if (emails) {
                $input.val(emails[0]);
        emailFound = true;
                return false; // break out of loops, we already have a match
              }
            });

    if(!emailFound){ // If we didn't find any matches
                blockError(errorContainer, Drupal.t('We were unable to find your representative by postal code. Please select from the list below.'));

        }