update samples nav for new script

Change-Id: I4b357f1edf2d8e3eb7b3810103c60d3fd470e113
diff --git a/docs/html/samples/samples_toc.cs b/docs/html/samples/samples_toc.cs
index 8fcd676..14a5b0a 100644
--- a/docs/html/samples/samples_toc.cs
+++ b/docs/html/samples/samples_toc.cs
@@ -1,5 +1,5 @@
 
-<ul id="nav">
+<ul id="nav" class="samples-nav">
 
 <script type="text/javascript">
 <!--
@@ -8,16 +8,9 @@
 //-->
 </script>
   <li class="nav-section">
-    <div class="nav-section-header"><a href="/samples/index.html">
+    <div class="nav-section-header empty"><a href="/samples/index.html">
       <span class="en">About the Samples</span></a>
     </div>
-   
   </li>
-
-  <li id="samples-tree-list" class="nav-section">
-    <div class="nav-section-header"><a href="/samples/index.html">
-      <span class="en">Root Node (remove)</span></a>
-    </div>
-  </li>
-  </ul>
+</ul>