Tubular is a jQuery plugin that lets you set a YouTube video as your page background. Usage is straightforward and requires JavaScript and the Flash player to be installed and functional on the client’s browser. tubular is dependent on jQuery and swfobject.

Just attach it to your body tag, specify a YouTube video ID and tell it the ID of your content wrapper, and you’re on your way. Please note, tubular must be deployed on a web server to function. The YouTube player will not work when loaded into your browser from your machine.

Requirements: jQuery and Flash
Demo: http://code.google.com/p/jquery-tubular/
License: MIT License