<link rel="import" href="../../../packages/polymer/polymer.html">
<link rel="import" href="../utility/safe_html.html">

<polymer-element name="h-treetable">
  <template>
    <link rel="stylesheet" href="treetable.css">
    
    <div id="hidden">
      <content></content>
    </div>
    
    <div id="container">
      <template if="{{header != null}}">
        <div id="header">
          <h-safe-html content="{{header}}"></h-safe-html>
        </div>
      </template>
      
      <table>
        <thead clas