t:5%"></div>
  </section>

  <section>
    <p>Example stack Call Tree <b>Sunburst</b>:</p>
    <form>
        <label>
            Limit number of elements
            <input id="limit_call_tree_elements" type="range" min=1 max=350 value=350 />
        </label><br /><br />
        <label>
            Limit angular percentage
            <input id="limit_call_tree_angle" type="range" min="0.001" max="0.1" value="0.001" step="0.001" />
        </label><br /><br />
        Express hierachy via:<br />
        <l