/**
* Use the association to remove the item from the collection
* @param integer $offset
*/
public function offsetUnset($offset)
{
$this->_load_content();
if (isset($this->_content[$offset])) {
$item = $this->offsetGet($offset);
}
parent::offsetUnset($offset);
if (isset($item) and $item instanceof Jam_Model) {
$this->association()->item_unset($this->parent(), $item);
}
}
