added Security class docs, cleaned up Input class for changes to both
diff --git a/user_guide/libraries/sessions.html b/user_guide/libraries/sessions.html
index 059f6fb..31b4047 100644
--- a/user_guide/libraries/sessions.html
+++ b/user_guide/libraries/sessions.html
@@ -298,7 +298,7 @@
 
 <div id="footer">
 <p>
-Previous Topic:&nbsp;&nbsp;<a href="pagination.html">Pagination Class</a>
+Previous Topic:&nbsp;&nbsp;<a href="security.html">Security Class</a>
 &nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
 <a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
 <a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;