una/studio/template/nav_menus.html

__content__
<script language="javascript">
    var __js_object__ = new BxDolStudioNavigationMenus({
        sActionUrl: '<bx_url_root />grid.php',
        sPageUrl: '<bx_url_studio />builder_menu.php?page=menus',
        sObjNameGrid: '__grid_object__',
        sParamsDivider: '__params_divider__',
        sTextSearchInput: '<bx_text_js:_sys_grid_search />'
    });
</script>