changed some-site.com to example.com in example code per http://www.rfc-editor.org/rfc/rfc2606.txt
diff --git a/user_guide/helpers/form_helper.html b/user_guide/helpers/form_helper.html
index d9eeb21..2613358 100644
--- a/user_guide/helpers/form_helper.html
+++ b/user_guide/helpers/form_helper.html
@@ -138,16 +138,16 @@
<code>$data = array(<br />
'name' => 'John Doe',<br />
- 'email' => 'john@some-site.com',<br />
- 'url' => 'http://www.some-site.com'<br />
+ 'email' => 'john@example.com',<br />
+ 'url' => 'http://www.example.com'<br />
);<br />
<br />
echo form_hidden($data);<br />
<br />
// Would produce:<br /><br />
<input type="hidden" name="name" value="John Doe" /><br />
-<input type="hidden" name="email" value="john@some-site.com" /><br />
-<input type="hidden" name="url" value="http://www.some-site.com" /></code>
+<input type="hidden" name="email" value="john@example.com" /><br />
+<input type="hidden" name="url" value="http://www.example.com" /></code>