updated copyrights
diff --git a/user_guide/libraries/calendar.html b/user_guide/libraries/calendar.html
index 4f28f27..187aade 100644
--- a/user_guide/libraries/calendar.html
+++ b/user_guide/libraries/calendar.html
@@ -242,7 +242,7 @@
<a href="../index.html">User Guide Home</a> ·
Next Topic: <a href="cart.html">Cart Class</a>
</p>
-<p><a href="http://codeigniter.com">CodeIgniter</a> · Copyright © 2006-2009 · <a href="http://ellislab.com/">Ellislab, Inc.</a></p>
+<p><a href="http://codeigniter.com">CodeIgniter</a> · Copyright © 2006-2010 · <a href="http://ellislab.com/">Ellislab, Inc.</a></p>
</div>
</body>