jQuery 1.8.3, HTML, CSS, JavaScript
http://wegraphics.net/demo/mp-website/index.html
No-Library (pure JS), HTML, CSS, JavaScript
http://www.jankoatwarpspeed.com/post/2009/05/17/Use-jQuery-to-turn-off-the-lights-while-watching-videos.aspx
http://www.jay-han.com/2011/11/10/simple-smart-sticky-navigation-bar-with-jquery/