Fix #220 -- Missing semi-colon in captcha helper userguide on SQL command.
diff --git a/user_guide/helpers/captcha_helper.html b/user_guide/helpers/captcha_helper.html
index bd74822..d6eb065 100644
--- a/user_guide/helpers/captcha_helper.html
+++ b/user_guide/helpers/captcha_helper.html
@@ -135,7 +135,7 @@
 &nbsp;word varchar(20) NOT NULL,<br />
 &nbsp;PRIMARY KEY `captcha_id` (`captcha_id`),<br />
 &nbsp;KEY `word` (`word`)<br />
-)</code>
+);</code>
 
 	<p>Here is an example of usage with a database.  On the page where the CAPTCHA will be shown you'll have something like this:</p>
 
@@ -192,4 +192,4 @@
 </div>
 
 </body>
-</html>
\ No newline at end of file
+</html>