(function ($) {
    $.entwine('ss', function ($) {
        /**
         * Prevent the CMS hijacking the return key
         */
        $('.add-existing-autocompleter input.text').entwine({
            'onkeydown': function (e) {
                if (e.which == 13) {
                    $parent = $(this).parents('.add-existing-autocompleter');
                    $parent.find('button[type="submit"]').click();
                    return false;
                }
            }
        });
    });
})(jQuery);