aemkei

function sandbox(script, context){
  context.window = {};

  for (var key in context){
    context.window[key] = context[key];
  }

  context.global = context.window;
  eval("with (context){~function(){'use strict';" + script + "}()}");
}

aemkei

div {
	width: 100px;
	height: 100px;
	background: url(http://upload.wikimedia.org/wikipedia/commons/thumb/b/b9/NCAAFootball_transparent.png/42px-NCAAFootball_transparent.png) no-repeat;
	-webkit-filter: 
			invert() 
	        contrast(0%)
			sepia()
			saturate(8000%)
			hue-rotate(0deg)

aemkei

Mouseover to repel nodes. Adapted from my talk on force layouts. Compare to the canvas version.

aemkei

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
                    Version 2, December 2004

 Copyright (C) 2011 Thiemo Mättig <http://maettig.com/>

 Everyone is permitted to copy and distribute verbatim or modified
 copies of this license document, and changing it is allowed as long
 as the name is changed.

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE