Highlighting Select Node, Children, Links

http://stackoverflow.com/questions/8739072/highlight-selected-node-its-links-and-its-children-in-a-d3-force-directed-grap/8780277#8780277

by Nivaldo

HTML

<!DOCTYPE html>
<html>
  <head>
    <title>Force-Directed Layout</title>
    <script type="http://d3js.org/d3.v3.js"></script>
  </head>
  <body>
  </body>
</html>

CSS

circle {
  stroke-width: 1.5px;
}

line {
  stroke: #999;
}

JavaScript

var json =...