update user guide for replacing 'br/' with 'br /'
diff --git a/user_guide/libraries/user_agent.html b/user_guide/libraries/user_agent.html
index e1d3640..d6641c8 100644
--- a/user_guide/libraries/user_agent.html
+++ b/user_guide/libraries/user_agent.html
@@ -133,7 +133,7 @@
else if ($this->agent->is_mobile())<br />
{<br />
$this->load->view('mobile/home');<br />
-}<br/>
+}<br />
else<br />
{<br />
$this->load->view('web/home');<br />
@@ -223,4 +223,4 @@
</div>
</body>
-</html>
\ No newline at end of file
+</html>