Simply replace this with your own application form. Feel free to modify the contents.

<h2>Application form</h2>

<p>[message]</p>

[start:apply]
Standalone User: <br />
<div>
<input type="checkbox" id="standalone" onchange="standalone()" />
</div>
<form action="[application_url]" method="post">
<div>
<script type="text/javascript">
/*<![CDATA[*/
window.onload=standalone;

document.getElementById('apply').innerHTML = '';
function standalone()
{
var standalone=document.getElementById('standalone');
if (standalone.checked==true){
document.getElementById('apply').innerHTML = 'Username:<br>\r\n <input type="text" name="username" /><br />\r\n Email:<br />\r\n <input type="text" name="email" /><br />\r\n <input type="hidden" name="standalone" value="1" />';
}
else if (standalone.checked==false) {
document.getElementById('apply').innerHTML = 'Acorn Rack username:<br />\r\n <input type="text" name="username" /><br />\r\n Acorn Rack password:<br />\r\n <input type="password" name="password" /><br />\r\n Desired screen name:<br />\r\n <input type="text" name="screen" /><br />';
}
}
/*]]>*/
</script>
<div id="apply"></div>
<input type="submit" value="Submit" name="submit" />
</div>
</form>

[stop:apply]

<p>Want an AcornRack account? <a href="/cp/apply.php">Sign up for one here</a></p>