   <li>xtag
</li>
    
      <li class="section-title"><a href="polymer_app_layout.behaviors/HtmlElement-class.html#constructors">Constructors</a></li>
      <li><a href="polymer_app_layout.behaviors/HtmlElement/HtmlElement.created.html">created</a></li>
    
    
      <li class="section-title"><a href="polymer_app_layout.behaviors/HtmlElement-class.html#methods">Methods</a></li>
      <li>addEventListener
</li>
      <li>animate
</li>
      <li>append
</li>
      <li>appendHtml
</li>
      <li>appendText
