$def with (form)

<div id="commentform">
<form name="main" method="post"> 
$:form.render_css()
    <input type="submit"/>
</form>
</div>
$ contact = config.get('site', 'contact')
$if contact:
   Forgotten your password?
   <a href="mailto:$contact?subject=$config.get('site', 'name')%20password%20reset">
     Send us an email.
   </a>
   <p/>