This site has implemented this. http://vitaminsdesign.com/projects/lego-calendar/ http://vitaminsdesign.com/projects/lego-calendar/ Their JS in not minified, y

This site has implemented this. http://vitaminsdesign.com/projects/lego-calendar/ http://vitaminsdesign.com/projects/lego-calendar/ Their JS in not minified, you may want to take a look.