Shower door clip

This is something I designed to slide on top of my glass shower door and the adjacent glass wall pane, to prevent it from being easily opened.

It's a safety device to prevent my kids from opening the heavy door and then trapping their fingers in it.

Code on GitHub: https://gist.github.com/3482116

More photos: http://todayimade.co/items/joe-walnes-made-shower-door-safety-clip