} elseif ($action == 'upload_form') { CMedialib::ShowUploadForm(array( 'lang' => isset($_REQUEST['lang']) ? $_REQUEST['lang'] : 'en', 'site' => isset($_REQUEST['site']) ? $_REQUEST['site'] : false )); } elseif ($action == 'get_item_coll_list') { CMedialib::GetItemCollectionList(array('ID' => intVal($_POST['id']))); } elseif ($action == 'multi_del') { CMedialib::MultiActionDelete(array( 'Items' => $_POST['items'], 'Cols' => $_POST['cols'] )); } elseif ($action == 'search') { CMedialib::SearchItems(array( 'query' => $APPLICATION->UnJSEscape($_POST['q']), 'types' => $_POST['types'] )); } elseif ($action == 'get_item_view') { CMedialib::GetItemViewHTML(intVal($_POST['id'])); } elseif ($action == 'change_col_type') {