sign on/off device for FabLabs *beta

The sign on/off device *beta is part of a web-based system called "TransPortal" which was created within in a study project in the field of "Digital Media" at the University of Bremen. The corresponding website can be found under the following URL: http://transportal-dev.informatik.uni-bremen.de . It is not fully functional yet but the project team is still working on it and will upload the final version once it is done. A demo video of the sign on/off device is available on vimeo under: http://