Focusgroep
Dus daar haalt Facebook al die goede ideeën vandaan.
<object width="405" height="255" data="http://www.youtube.com/v/AN-bTvCKbqg" type="application/x-shockwave-flash"><param name="data" value="http://www.youtube.com/v/AN-bTvCKbqg"><param name="src" value="http://www.youtube.com/v/AN-bTvCKbqg"></object>