iptions:&lt;/div&gt;&lt;div class=&quot;directory&quot;&gt;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;&lt;div class=&quot;levels&quot;&gt;[detail level &lt;span onclick=&quot;javascript:toggleLevel(1);&quot;&gt;1&lt;/span&gt;&lt;span onclick=&quot;javascript:toggleLevel(2);&quot;&gt;2&lt;/span&gt;&lt;span onclick=&quot;javascript:toggleLevel(3);&quot;&gt;3&lt;/span&gt;&lt;span onclick=&quot;javascript:toggleLevel(4);&quot;&gt;4&lt;/span&gt;]&lt;/div&gt;&lt;table cla