-$INC_ACTION = sprintf(PATH."inc/modules/guest/action-%s.php", $act);
-if ((file_exists($INC_ACTION)) && (is_readable($INC_ACTION)) && (VALIDATE_MENU_ACTION("guest", $act, $GLOBALS['what'])))
-{
+$INC_ACTION = sprintf("%sinc/modules/guest/action-%s.php", PATH, $act);
+if ((FILE_READABLE($INC_ACTION)) && (VALIDATE_MENU_ACTION("guest", $act, $GLOBALS['what']))) {