Fix #233 Change Controller to CI_Controller in the models documentation
diff --git a/user_guide/general/models.html b/user_guide/general/models.html
index 4669966..eb6962f 100644
--- a/user_guide/general/models.html
+++ b/user_guide/general/models.html
@@ -188,7 +188,7 @@
 <p>Here is an example of a controller, that loads a model, then serves a view:</p>
 
 <code>
-class&nbsp;Blog_controller&nbsp;extends&nbsp;Controller&nbsp;{<br />
+class&nbsp;Blog_controller&nbsp;extends&nbsp;CI_Controller&nbsp;{<br />
 <br />
 &nbsp;&nbsp;&nbsp;&nbsp;function&nbsp;blog()<br />
 &nbsp;&nbsp;&nbsp;&nbsp;{<br />