-define('__CHARGE_VALUE', TRANSLATE_COMMA($CONFIG['doubler_charge'] * 100));
-define('__REF_VALUE' , TRANSLATE_COMMA($CONFIG['doubler_ref'] * 100));
-define('__TOTAL_VALUE' , TRANSLATE_COMMA($CONFIG['doubler_points']));
-define('__MIN_VALUE' , TRANSLATE_COMMA($CONFIG['doubler_min']));
-define('__MAX_VALUE' , TRANSLATE_COMMA($CONFIG['doubler_max']));
+define('__CHARGE_VALUE', TRANSLATE_COMMA($_CONFIG['doubler_charge'] * 100));
+define('__REF_VALUE' , TRANSLATE_COMMA($_CONFIG['doubler_ref'] * 100));
+define('__TOTAL_VALUE' , TRANSLATE_COMMA($_CONFIG['doubler_points']));
+define('__MIN_VALUE' , TRANSLATE_COMMA($_CONFIG['doubler_min']));
+define('__MAX_VALUE' , TRANSLATE_COMMA($_CONFIG['doubler_max']));