--- a/prettyprint.rst	Sun Jul 08 12:29:56 2012 +0300
+++ b/prettyprint.rst	Sun Jul 08 13:31:00 2012 +0300
@@ -5,8 +5,14 @@
 ===========================
 .. contents::
 
+About pretty printing.
+======================
+
 Code formatter, beautifier, pretty printer.
 
+  http://en.wikipedia.org/wiki/Pretty-printer
+                Wiki article.
+
 xml.
 ====