diff --git a/user_guide/nav/nav.js b/user_guide/nav/nav.js
index 5afa287..ee00d96 100644
--- a/user_guide/nav/nav.js
+++ b/user_guide/nav/nav.js
@@ -105,6 +105,7 @@
 		'<li><a href="'+base+'helpers/text_helper.html">Text Helper</a></li>' +
 		'<li><a href="'+base+'helpers/typography_helper.html">Typography Helper</a></li>' +
 		'<li><a href="'+base+'helpers/url_helper.html">URL Helper</a></li>' +
+		'<li><a href="'+base+'helpers/user_agent_helper.html">User Agent Helper</a></li>' +
 		'<li><a href="'+base+'helpers/xml_helper.html">XML Helper</a></li>' +
 		'</ul>' +