[Clipart] This error should be hidden

[takien.com]

Try to search, with no search term.
http://openclipart.org/search/?query=
will return this error message:

Warning: Missing argument 1 for ShutterStock::get_terms(), called in
/srv/www/openclipart.org/htdocs/libs/AikiScript.php on line 338 and
defined in /srv/www/openclipart.org/htdocs/assets/extensions/shutterstock.php
on line 15 Notice: Undefined variable: terms in
/srv/www/openclipart.org/htdocs/assets/extensions/shutterstock.php on
line 22