http://stackoverflow.com/questions/31225322/layouts-using-neo4j-and-sigma-js

<!-- START SIGMA IMPORTS -->
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<!-- END SIGMA IMPORTS -->

<!--SIGMA PLUGIN IMPORT -->
<script src="https://rawgit.com/jacomyal/sigma.js/master/plugins/sigma.parsers.json/sigma.parsers.json.js"></script>
<script src="https://rawgit.com/jacomyal/sigma.js/master/plugins/sigma.parsers.cypher/sigma.parsers.cypher.js"></script>
<script src="https://rawgit.com/jacomyal/sigma.js/master/plugins/sigma.plugins.animate/sigma.plugins.animate.js"></script>
<!--LINKURIOUS PLUGIN IMPORT -->
<script src="https://rawgit.com/Linkurious/linkurious.js/linkurious-version/plugins/sigma.layout.forceLink/supervisor.js"></script>
<script src="https://rawgit.com/Linkurious/linkurious.js/linkurious-version/plugins/sigma.layout.forceLink/worker.js"></script>
<script src="https://rawgit.com/Linkurious/linkurious.js/linkurious-version/plugins/sigma.layout.fruchtermanReingold/sigma.layout.fruchtermanReingold.js"></script>

<div id="container">
  <style>
    #graph-container {
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      position: absolute;
      background-color: #455660;
    }
  </style>
  <div id="graph-container"></div>
</div>
<script type="application/javascript">

s = new sigma({
  container: 'graph-container',
  render: 'canvas'
});

   sigma.neo4j.cypher(
            { url: 'http://localhost:7474', user: 'neo4j', password: 'admin' },
            'MATCH (n) OPTIONAL MATCH (n)-[r]->(m) RETURN n,r,m LIMIT 100',
            s,
            function() {
              s.refresh();
                console.log('Number of nodes :'+ s.graph.nodes().length);
                console.log('Number of edges :'+ s.graph.edges().length);
            }
    );

   // Configure the Fruchterman-Reingold algorithm:
    var frListener = sigma.layouts.fruchtermanReingold.configure(s, {
      maxIterations: 5000,
      easing: 'quadraticInOut',
      duration: 800
    });

    // Bind the events:
  frListener.bind('start stop interpolate', function(e) {
    console.log(e.type);
  });

    // Start the Fruchterman-Reingold algorithm:
    sigma.layouts.fruchtermanReingold.start(s);


</script>