$PHPSESSID = @session_id();
// Load language system
-require_once(PATH."inc/language.php");
+LOAD_INC_ONCE("inc/language.php");
// Load extensions here
-require_once(PATH."inc/load_extensions.php");
+LOAD_INC_ONCE("inc/load_extensions.php");
// Determine and set referal id
DETERMINE_REFID();