--- a/windows.rst	Sun Dec 11 12:03:15 2011 +0200
+++ b/windows.rst	Wed Dec 14 13:00:01 2011 +0200
@@ -21,6 +21,10 @@
 To check 32/64-bit OS use PROCESSOR_ARCHITECTURE env var (it has such values:
 x86, AMD64, IA64).
 
+Full info about Windows edition available from this .vbs::
+
+  cmd> slmgr -dli
+
 Windows update.
 ===============