diff --git a/ch-intro/index.rst b/ch-intro/index.rst
index d8887e8..36f75dd 100644
--- a/ch-intro/index.rst
+++ b/ch-intro/index.rst
@@ -4,6 +4,8 @@
 Introduction
 ************
 
+A copy of the sphinxtr documentation is available at: http://jterrace.github.com/sphinxtr.
+
 Installation
 ============