OK based upon a well known principle but nevertheless..
Hooray!
Unfortunately I am not the creator of it...
Here is a pic
And the video can be seen on Seomagic-USA.com:
http://www.seomagic-usa.com/catalog/pro ... ts_id/1865
Of course this is an item you can make yourself
![Smile :)](./images/smilies/icon_e_smile.gif)