5-Level/Div nav

<?php // FIVE LEVEL NAVIGATION SYSTEM FOR WOLF CMS ?>
<?php $article = $this->find('articles'); ?>
<?php $archives = $article->archive->archivesByMonth(); ?>

<?php
// Navigation for level 2 needs to start at level 1
switch($this->level()) {
  case '1': $level2nav = $this->slug; break;
  case '2': $level2nav = $this->parent->slug; break;
  case '3': $level2nav = $this->parent->parent->slug; break;
  case '4': $level2nav = $this->parent->parent->parent->slug; break;
  case '5': $level2nav = $this->parent->parent->parent->parent->slug; break;
  case '6': $level2nav = $this->parent->parent->parent->parent->parent->slug; break;
  default: $level2nav = '';
  }
?>

<div id="level2nav">
<?php if ($level2nav != '' && $level2nav != 'articles') : ?>

<ul>
<?php foreach ($this->find($level2nav)->children() as $L2Nchild): ?>
    <li><?php echo $L2Nchild->link($L2Nchild->title, (url_start_with($L2Nchild->url) ? ' class="current"': null)); ?></li>
<?php endforeach; ?></ul>
<?php endif; ?>

<?php if ($level2nav == 'articles') : ?>
<ul>
<?php foreach ($archives as $date): ?>
  <li><a href="<?php echo BASE_URL . $this->url .'/'. $date . URL_SUFFIX; ?>"><?php echo strftime('%B %Y', strtotime(strtr($date, '/', '-'))); ?></a></li>
<?php endforeach; ?>
</ul>
<?php endif; ?>
</div>

<?php
// Navigation for level 3 needs to start at level 2
switch($this->level()) {
  case '2': $level3nav = $this->slug; break;
  case '3': $level3nav = $this->parent->slug; break;
  case '4': $level3nav = $this->parent->parent->slug; break;
  case '5': $level3nav = $this->parent->parent->parent->slug; break;
  case '6': $level3nav = $this->parent->parent->parent->parent->slug; break;
  default: $level3nav = '';
  }
?>

<div id="level3nav">
<?php if ($level3nav != '') : ?>
<ul>
<?php foreach ($this->find($level2nav.'/'.$level3nav)->children() as $L3Nchild): ?>
    <li><?php echo $L3Nchild->link($L3Nchild->title, (url_start_with($L3Nchild->url) ? ' class="current"': null)); ?></li>
<?php endforeach; ?></ul>
<?php endif; ?>
</div>

<?php
// Navigation for level 4 needs to start at level 3
switch($this->level()) {
  case '3': $level4nav = $this->slug; break;
  case '4': $level4nav = $this->parent->slug; break;
  case '5': $level4nav = $this->parent->parent->slug; break;
  case '6': $level4nav = $this->parent->parent->parent->slug; break;
  default: $level4nav = '';
  }
?>

<div id="level4nav">
<?php if ($level4nav != '') : ?>
<ul>
<?php foreach ($this->find($level2nav.'/'.$level3nav.'/'.$level4nav)->children() as $L4Nchild): ?>
    <li><?php echo $L4Nchild->link($L4Nchild->title, (url_start_with($L4Nchild->url) ? ' class="current"': null)); ?></li>
<?php endforeach; ?></ul>
<?php endif; ?>
</div>

<?php
// Navigation for level 5 needs to start at level 4
switch($this->level()) {
  case '4': $level5nav = $this->slug; break;
  case '5': $level5nav = $this->parent->slug; break;
  case '6': $level5nav = $this->parent->parent->slug; break;
  default: $level5nav = '';
  }
?>

<div id="level5nav">
<?php if ($level5nav != '') : ?>
<ul>
<?php foreach ($this->find($level2nav.'/'.$level3nav.'/'.$level4nav.'/'.$level5nav)->children() as $L5Nchild): ?>
    <li><?php echo $L5Nchild->link($L5Nchild->title, (url_start_with($L5Nchild->url) ? ' class="current"': null)); ?></li>
<?php endforeach; ?></ul>
<?php endif; ?>
</div>