jQuery Simple Accordion Menu for Magento Layered Navigation

1) Install JQuery
2) Modify “view.phtml” located at template/catalog/layer
in code

<dl id="narrow-by-list">
<?php $_filters = $this->getFilters() ?>
<?php foreach ($_filters as $_filter): ?>
<?php if($_filter->getItemsCount()): ?>
<dt><?php echo $this->__($_filter->getName()) ?></dt>
<dd>
<?php echo $_filter->getHtml() ?>
</dd>
<?php endif; ?>
<?php endforeach; ?>
</dl>

add an anchor to <dt>

getName() ?>

and after add code