--- a/scriptreader.h	Mon Aug 13 23:10:39 2012 +0300
+++ b/scriptreader.h	Tue Aug 14 00:20:59 2012 +0300
@@ -173,6 +173,10 @@
 	OPER_GREATERTHAN,
 	OPER_LESSTHANEQUALS,
 	OPER_GREATERTHANEQUALS,
+	OPER_LEFTSHIFT,
+	OPER_RIGHTSHIFT,
+	OPER_ASSIGNLEFTSHIFT,
+	OPER_ASSIGNRIGHTSHIFT,
 };
 
 // Mark types