title: why it is giving undefined when i am trying to get parent nodes?
body: <p>I want to get all parent node text . when user Click home button it should give parents node elemnent not id of that ? I am using jstree .</p>
  
  <p>In my demo 
  Expected out put is  "a" and "b". ?</p>
  
  <pre><code>   $('#home').click(function () {
           alert('home');
            alert($('#tree').jstree(true).get_node('null').children);
  
      });
  </code></pre>
  
  <p><a href="http://jsfiddle.net/fuu94/40/" rel="nofollow">http://jsfiddle.net/fuu94/40/</a></p>