-$INC_ACTION = sprintf("%sinc/modules/guest/action-%s.php", PATH, $act);
-if ((FILE_READABLE($INC_ACTION)) && (VALIDATE_MENU_ACTION("guest", $act, $GLOBALS['what']))) {
+// Construct FQFN
+$INC_ACTION = sprintf("%sinc/modules/guest/action-%s.php", PATH, $GLOBALS['action']);
+
+// Is the file there?
+if ((FILE_READABLE($INC_ACTION)) && (VALIDATE_MENU_ACTION("guest", $GLOBALS['action'], $GLOBALS['what']))) {