changed pmachine links to ellislab
diff --git a/user_guide/database/caching.html b/user_guide/database/caching.html
index fa00e4a..c39c6fd 100644
--- a/user_guide/database/caching.html
+++ b/user_guide/database/caching.html
@@ -218,7 +218,7 @@
<a href="../index.html">User Guide Home</a> ·
Next Topic: <a href="utilities.html">Database Utilities Class</a>
<p>
-<p><a href="http://www.codeigniter.com">Code Igniter</a> · Copyright © 2006 · <a href="http://www.pmachine.com">pMachine, Inc.</a></p>
+<p><a href="http://www.codeigniter.com">Code Igniter</a> · Copyright © 2006 · <a href="http://ellislab.com/">Ellislab, Inc.</a></p>
</div>
</body>