Another step forward with the UI.
- Added (placeholder) logo to mast head.
- Minor tweaks.
diff --git a/web/gui/src/main/webapp/img/device.png b/web/gui/src/main/webapp/img/device.png
new file mode 100644
index 0000000..d608153
--- /dev/null
+++ b/web/gui/src/main/webapp/img/device.png
Binary files differ
diff --git a/web/gui/src/main/webapp/img/host.png b/web/gui/src/main/webapp/img/host.png
new file mode 100644
index 0000000..cacde17
--- /dev/null
+++ b/web/gui/src/main/webapp/img/host.png
Binary files differ
diff --git a/web/gui/src/main/webapp/img/onos-logo.png b/web/gui/src/main/webapp/img/onos-logo.png
new file mode 100644
index 0000000..afd87e1
--- /dev/null
+++ b/web/gui/src/main/webapp/img/onos-logo.png
Binary files differ
diff --git a/web/gui/src/main/webapp/img/opt.png b/web/gui/src/main/webapp/img/opt.png
new file mode 100644
index 0000000..2f2c88e
--- /dev/null
+++ b/web/gui/src/main/webapp/img/opt.png
Binary files differ
diff --git a/web/gui/src/main/webapp/img/pkt.png b/web/gui/src/main/webapp/img/pkt.png
new file mode 100644
index 0000000..1b1d5a3
--- /dev/null
+++ b/web/gui/src/main/webapp/img/pkt.png
Binary files differ
diff --git a/web/gui/src/main/webapp/index.html b/web/gui/src/main/webapp/index.html
index ebf25c5..19c9204 100644
--- a/web/gui/src/main/webapp/index.html
+++ b/web/gui/src/main/webapp/index.html
@@ -15,19 +15,18 @@
     <link rel="stylesheet" href="onos.css">
 
     <script src="geometry.js"></script>
-    <script src="onosui.js"></script>
+    <script src="onos.js"></script>
 
 </head>
 <body>
     <div id="frame">
         <div id="mast">
-            <span class="title">
-                ONOS Web UI
-            </span>
+            <img id="logo" src="img/onos-logo.png" width="60" height="38">
+            <span class="title">Open Network Operating System</span>
             <span class="right">
-                <span class="radio">[one]</span>
-                <span class="radio">[two]</span>
-                <span class="radio">[three]</span>
+                <span class="radio">[All Layers]</span>
+                <span class="radio">[Packet Only]</span>
+                <span class="radio">[Optical Only]</span>
             </span>
         </div>
         <div id="view"></div>
diff --git a/web/gui/src/main/webapp/network.js b/web/gui/src/main/webapp/network.js
index ef190e7..c5145ad 100644
--- a/web/gui/src/main/webapp/network.js
+++ b/web/gui/src/main/webapp/network.js
@@ -11,18 +11,17 @@
 
     var config = {
             options: {
-                layering: false,
+                layering: true,
                 collisionPrevention: true
             },
             jsonUrl: 'network.json',
             iconUrl: {
-                logo: 'img/onos-logo.tiff',
                 device: 'img/device.png',
                 host: 'img/host.png',
                 pkt: 'img/pkt.png',
                 opt: 'img/opt.png'
             },
-            mastHeight: 32,
+            mastHeight: 36,
             force: {
                 note: 'node.class or link.class is used to differentiate',
                 linkDistance: {
@@ -47,7 +46,7 @@
                 }
             },
             labels: {
-                imgPad: 22,
+                imgPad: 16,
                 padLR: 8,
                 padTB: 6,
                 marginLR: 3,
@@ -57,7 +56,7 @@
                 w: 32,
                 h: 32,
                 xoff: -12,
-                yoff: -10
+                yoff: -8
             },
             constraints: {
                 ypos: {
@@ -376,6 +375,7 @@
                 rect = node.select('rect'),
                 icon = iconUrl(d),
                 text = node.append('text')
+                    // TODO: add label cycle behavior
                     .text(d.id)
                     .attr('dy', '1.1em');
 
diff --git a/web/gui/src/main/webapp/onos.css b/web/gui/src/main/webapp/onos.css
index b2df75c..7f387eb 100644
--- a/web/gui/src/main/webapp/onos.css
+++ b/web/gui/src/main/webapp/onos.css
@@ -13,13 +13,15 @@
  */
 
 span.title {
-    color: darkblue;
-    font-size: 16pt;
+    color: #37b;
+    font-size: 14pt;
     font-style: italic;
+    vertical-align: 10px;
 }
 
 span.radio {
     color: darkslateblue;
+    font-size: 10pt;
 }
 
 span.right {
@@ -127,8 +129,8 @@
 }
 
 #mast {
-    height: 32px;
-    padding: 6px;
+    height: 36px;
+    padding: 4px;
     background-color: #ccc;
     vertical-align: baseline;
 }
diff --git a/web/gui/src/main/webapp/onosui.js b/web/gui/src/main/webapp/onos.js
similarity index 100%
rename from web/gui/src/main/webapp/onosui.js
rename to web/gui/src/main/webapp/onos.js