<ul>
<li>To start over, you must empty your existing database and copy <em>default.settings.php</em> over <em>settings.php</em>.</li>
<li>To upgrade an existing installation, proceed to the <a href=":update-url">update script</a>.</li>
<li>View your <a href=":base-url">existing site</a>.</li>
</ul>