//for drupal 6
$title = MYTITLE;
$type = ‘ul’;
$attributes = array(
‘id’ => ‘MYITEMLISTID’,
);
$page_contents .= theme(‘item_list’, $items, $title, $type, $attributes);
//for drupal 7
$output = theme(‘item_list’, array(‘items’ => $items, ’type’ => ‘ul’, ‘attrebutes’ => $attributes ));