Contao 3.2 cal_mini.html5 Ajax Script (Mootools)

contao_minicalendar_ajax

<table class="minicalendar">
<thead>
  <tr>
    <th class="head previous"><?php if ($this->prevHref): ?><a href="<?php echo $this->prevHref; ?>" rel="nofollow" title="<?php echo $this->prevTitle; ?>"><?php echo $this->prevLabel; ?></a><?php else: ?>&nbsp;<?php endif; ?></th>
    <th colspan="5" class="head current"><?php echo $this->current; ?></th>
    <th class="head next"><?php if ($this->nextHref): ?><a href="<?php echo $this->nextHref; ?>" rel="nofollow" title="<?php echo $this->nextTitle; ?>"><?php echo $this->nextLabel; ?></a><?php else: ?>&nbsp;<?php endif; ?></th>
  </tr>
  <tr>
    <?php foreach ($this->days as $i=>$day): ?>
      <th class="label<?php echo $day['class']; ?>"><?php echo utf8_substr($day['name'], 0, $this->substr); ?><span class="invisible"><?php echo utf8_substr($day['name'], $this->substr); ?></span></th>
    <?php endforeach; ?>
  </tr>
</thead>
<tbody>
  <?php foreach ($this->weeks as $class=>$week): ?>
    <tr class="<?php echo $class; ?>">
      <?php foreach ($week as $day): ?>
        <?php if ($day['href']): ?>
          <td class="<?php echo $day['class']; ?>"><a href="<?php echo $day['href']; ?>" title="<?php echo $day['title']; ?>"><?php echo $day['label']; ?></a></td>
        <?php else: ?>
          <td class="<?php echo $day['class']; ?>"><?php echo $day['label']; ?></td>
        <?php endif; ?>
      <?php endforeach; ?>
    </tr>
  <?php endforeach; ?>
</tbody>
</table>

<script type="text/javascript">
(function($) {   

  function registerLink()
  {
    document.getElements('.mod_calendar .head a').addEvent('click', function(event)
     {
        var month = event.target.get('href').match('month=[0-9]{6}');
        new Request.JSON({
           method:'get',
           data:'g=1&action=cte&id=94&' + month,
           url:'ajax.php',
           onComplete: function(responseText){
             event.target.getParent('.mod_calendar').set('html', responseText.content);
             registerLink();
           }
        }).send();
        return false;
     }); 
  }

  window.addEvent('domready', function() {
      registerLink();
  });  

})
(document.id);

</script>