replace "$type": "circle" with an image
<p>I am new to the jit so forgive me for this basic question.</p>

<p>I am following the demo example using ForceDirected graph here:</p>

<blockquote>
  <p><a href="http://thejit.org/static/v20/Jit/Examples/ForceDirected/example1.html" rel="nofollow">http://thejit.org/static/v20/Jit/Examples/ForceDirected/example1.html</a> </p>
</blockquote>

<p>I am using six nodes connected to a main node. My question is how to replace  <code>"$type": "circle"</code> with an image? </p>
