/**
* @return string item data in json format
*/
public function action_GetResizedImage()
{
if (empty($_GET['id'])) {
echo 'missing id';
exit;
}
$item = new Model_Kwalbum_Item($_GET['id']);
$resizedview = new View('kwalbum/item/resized');
$resizedview->item = $item;
$data = array('id' => $item->id, 'type' => $item->type, 'img_html' => $resizedview->render(), 'description' => $item->description, 'next_id' => $item->getNextItem()->id, 'prev_id' => $item->getPreviousItem()->id);
echo json_encode($data);
}