This went viral on the web a few years back. We used it in a presentation on our recent open day and it got a very positive response. So, for those who haven't seen it and those who'd like to see it again, drumroll please....

Dim lights Download Embed Embed this video on your site

NB: If it's not playing smoothly it's probably because too many are watching it at the same time. We are only on a virtual host, after all. Download the file by clicking the DOWNLOAD button on the player and play it on your PC. VCL is a nice universal media player.

I have the original Powerpoint presentation. If you want the download link please contact me.