title: zoomable icicle d3 add label in chart
body: <p>I have read the post about to insert a label into a d3 chart but I don't see the text</p>
  
  <p>This is the post: <a href="https://stackoverflow.com/questions/16798487/how-to-add-to-text-to-the-zoomable-icicle-d3-graph">How to add to text to the Zoomable Icicle d3 graph?</a></p>
  
  <p>This is my page with code: <a href="http://mirkotinelli.altervista.org/icicle/altro.html" rel="nofollow noreferrer">http://mirkotinelli.altervista.org/icicle/altro.html</a></p>