new class on using action bar for training basics

Change-Id: I478a9fb7989a961ebefeee55dc67e9a59c054bb0
diff --git a/docs/html/training/training_toc.cs b/docs/html/training/training_toc.cs
index cb57752..6661889 100644
--- a/docs/html/training/training_toc.cs
+++ b/docs/html/training/training_toc.cs
@@ -39,6 +39,35 @@
 
       <li class="nav-section">
         <div class="nav-section-header">
+          <a href="<?cs var:toroot ?>training/basics/actionbar/index.html"
+             description=
+             "The action bar is one of the most important design elements you can implement for your
+app's activities. Although first introduced with API level 11, you can use the Support Library to
+include the action bar on devices running Android 2.1 or higher."
+            >Adding the Action Bar</a>
+        </div>
+        <ul>
+          <li><a href="<?cs var:toroot ?>training/basics/actionbar/setting-up.html">
+            Setting Up the Action Bar
+          </a>
+          </li>
+          <li><a href="<?cs var:toroot ?>training/basics/actionbar/adding-buttons.html">
+            Adding Action Buttons
+          </a>
+          </li>
+          <li><a href="<?cs var:toroot ?>training/basics/actionbar/styling.html">
+            Styling the Action Bar
+          </a>
+          </li>
+          <li><a href="<?cs var:toroot ?>training/basics/actionbar/overlaying.html">
+            Overlaying the Action Bar
+          </a>
+          </li>
+        </ul>
+      </li>
+
+      <li class="nav-section">
+        <div class="nav-section-header">
           <a href="<?cs var:toroot ?>training/basics/activity-lifecycle/index.html"
              description=
              "How Android activities live and die and how to create