function tabs()
{
    $page = CurrentPageName();
    $boot = new boostrap_form();
    $tpl = new templates();
    $arrayACLS = $_SESSION["ProxyCategoriesPermissions"];
    if (!is_array($arrayACLS)) {
        $miniadm = new miniadm();
        $arrayACLS = $miniadm->ProxyCategoriesPermissions(true);
    }
    $q = new mysql_squid_builder();
    while (list($category, $val) = each($arrayACLS)) {
        $table = $q->cat_totablename($category);
        if (!$q->TABLE_EXISTS($table)) {
            $q->QUERY_SQL("DELETE FROM webfilter_catprivs WHERE categorykey='{$category}'");
            continue;
        }
        $categoryenc = urlencode($category);
        $array[$category] = "{$page}?category-tab=yes&category={$categoryenc}";
    }
    echo $boot->build_tab($array);
}