And give them a label
  var labels = svg
    .selectAll("mylabels")
    .data(data.nodes)
    .enter()
    .append("text")
      .attr("x", 0)
      .attr("y", 0)
      .text(function(d){ return(d.name)} )
      .style("text-anchor", "end")
      .attr("transform", function(d){ return( "translate(" + (x(d.name)) + "," + (height-15) + ")rotate(-45)")})
      .style("font-size", 6)

  // Add the highlighting functionality
  nodes
    .on('mouseover', function (d) {
      // Highlight the nodes: every node is 