Added old version style camera, changed navbar

_layouts/main.html

@@ -26,7 +26,13 @@
                     <ul class="nav navbar-nav">
                         <li><a href="/bouncing/">Bouncing cube</a></li>
                         <li><a href="/multisphere/">Multi-sphere</a></li>
-                        <li><a href="/prototype/">Prototype</a></li>
+                        <li class="dropdown">
+                            <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Prototypes <span class="caret"></span></a>
+                            <ul class="dropdown-menu" role="menu">
+                                <li><a href="/prototype/arrows/">Arrows</a></li>
+                                <li><a href="/prototype/viewport/">Old cameras</a></li>
+                            </ul>
+                        </li>
                         <li><a href="/stream/">Streaming simulator</a></li>
                     </ul>
                 </div><!--/.nav-collapse -->

_layouts/withjs.html

@@ -12,6 +12,7 @@ js: <script src="/static/js/three.js"></script>
     <script src="/static/js/ProgressiveSphere.js"></script>
     <script src="/static/js/Camera.js"></script>
     <script src="/static/js/FixedCamera.js"></script>
+    <script src="/static/js/OldFixedCamera.js"></script>
     <script src="/static/js/BouncingCube.js"></script>
     <script src="/static/js/BufferGeometryToGeometry.js"></script>
     <script src="/static/js/PointerCamera.js"></script>