hooks_unregister_hook(FOLDER_ITEM_UPDATE_HOOKLIST, item_hook_id);
hooks_unregister_hook(FOLDER_UPDATE_HOOKLIST, folder_hook_id);
hooks_unregister_hook(OFFLINE_SWITCH_HOOKLIST, offline_hook_id);
hooks_unregister_hook(FOLDER_ITEM_UPDATE_HOOKLIST, item_hook_id);
hooks_unregister_hook(FOLDER_UPDATE_HOOKLIST, folder_hook_id);
hooks_unregister_hook(OFFLINE_SWITCH_HOOKLIST, offline_hook_id);