tr>
<tr><td valign="top"><a href="#dirty_delete-2">dirty_delete/2</a></td><td>Dirty Delete.</td></tr>
<tr><td valign="top"><a href="#dirty_first-1">dirty_first/1</a></td><td>Dirty First.</td></tr>
<tr><td valign="top"><a href="#dirty_last-1">dirty_last/1</a></td><td>Dirty Last.</td></tr>
<tr><td valign="top"><a href="#dirty_next-2">dirty_next/2</a></td><td>Dirty Next.</td></tr>
<tr><td valign="top"><a href="#dirty_prev-2">dirty_prev/2</a></td><td>Dirty Previous.</td></tr>
<tr><td valign="top"><a href="#dirt