Potential happiness...
References:
http://www.apple.com/html5/showcase/threesixty/ http://www.html5canvastutorials.com/advanced/html5-canvas-grayscale-image-colors-tutorial/ http://www.apple.com/html5/showcase/vr/ http://www.playmycode.com/blog/2011/06/realtime-image-tinting-on-html5-canvas/ https://developer.apple.com/safaridemos/CanvasPixelManipulation/