ption>python</option><option>swf</option></select></div></div>              <div class="well sidebar-nav">                <div id="nav"></div>              </div>            </div>            <div class="span9"><div class="page-header">                    <h4><small>package thx</small></h4>    <h1><small>enum</small>            Either&lt;<span class="type">L</span>, <span class="type">R</span>&gt;        </h1><p class="availability">Available on all platforms</p></div><div class="body"><div class="doc doc-m