diff --git a/docs/html/images/tools-home.png b/docs/html/images/tools-home.png
index 291a36138a4ef..86a7414bc91b0 100644
Binary files a/docs/html/images/tools-home.png and b/docs/html/images/tools-home.png differ
diff --git a/docs/html/sdk/index.jd b/docs/html/sdk/index.jd
index c6dbb9023b458..dc3b9dd0523d5 100644
--- a/docs/html/sdk/index.jd
+++ b/docs/html/sdk/index.jd
@@ -230,7 +230,6 @@ This is the Android Software Development Kit License Agreement
 </div>
 
 
-
 </div><!-- end TOS -->
 
 
@@ -253,16 +252,30 @@ Android SDK components and a version of the Eclipse IDE with built-in
 <b>ADT (Android Developer Tools)</b> to
 streamline your Android app development.</p>
 
-<p>With a single download, the ADT Bundle
+
+<!-- this appears when viewing the online docs -->
+<div class="online" style="margin-bottom:85px">
+
+<a class="big button subtitle" id="download-bundle-button"
+href="" style="width:295px;display:block;margin:25px 0" ></a>
+
+<p id="not-supported">Choose the SDK package for your OS from the table below.</p>
+
+
+  <p>With a single download, the Eclipse ADT bundle
 includes everything you need to begin developing apps:</p>
 <ul>
 <li>Eclipse + ADT plugin</li>
 <li>Android SDK Tools</li>
 <li>Android Platform-tools</li>
-<li>The latest Android platform</li>
-<li>The latest Android system image for the emulator</li>
+<li>A version of the Android platform</li>
+<li>A version of the Android system image for the emulator</li>
 </ul>
 
+</div>
+<!-- end online -->
+
+
 
 <!-- this appears when viewing the offline docs -->
 <p class="offline">
@@ -275,52 +288,44 @@ href="http://developer.android.com/sdk/index.html">developer.android.com/sdk/</a
 
 
 <div class="col-7" style="margin-right:0;">
-  <img src="{@docRoot}images/sdk-cube.png" alt="" height=264 />
+  <img src="{@docRoot}images/tools-home.png" alt="" height="347" width="400" />
 
-<!-- this appears when viewing the online docs -->
-<div class="online">
-
-<a class="big button subtitle" id="download-bundle-button"
-href="" style="display:none;width:265px;margin:0 auto;display:block" ></a>
-
-
-
-
-<p id="not-supported">Choose the SDK package for your OS from the table below.</p>
-
-</div>
-<!-- end online -->
 
 </div><!-- end col-7 -->
 
 
 
 
+<div class="col-7" style="background: #ddd;
+    padding: 30px 20px; width:350px; margin:20px 0 0 20px;">
+
+  <h3 style="margin-top:0">
+  <a href="/sdk/installing/studio.html">Get Android Studio Beta</a>
+  </h3>
+
+  <p>
+  Android Studio is a new IDE powered by IntelliJ that provides new features and improvements
+  over ADT. It's currently in beta but will be the official Android IDE once it's ready.</p>
+  <p style="margin: 0;">
+  <a href="/sdk/installing/studio.html">Learn more about Android Studio</a></p>
+  </div>
+
+
 
 
 <!-- alternative SDK options -->
-<div class="col-13" style="margin:0;">
+<div class="col-13" style="margin:-70px 0 0;">
 
 
-<!-- this appears only when viewing the online docs -->
-<div class="online caution">
-<h3 style="margin:0 0 10px 0;font-size:14px">Android Studio Early Access Preview</h3>
+<p style="width:340px">If you prefer to use an existing version of Eclipse or another IDE,
+you can instead download the stand-alone Android SDK Tools:</p>
 
-<p>A new Android development environment called Android Studio,
-based on IntelliJ IDEA, is now available as an <strong>early access preview</strong>.
-For more information, see
-<a href="{@docRoot}sdk/installing/studio.html">Getting Started with Android Studio</a>.</p>
 
-</div>
-
-<p>If you prefer to use an existing version of Eclipse or another IDE,
-you can instead take a more customized approach to installing
-the Android SDK. See the following instructions:</p>
 
 
 <h4 id="ExistingIDE"><a href='' class="expandable"
   onclick="toggleExpandable(this,'.myide');hideExpandable('.pax,.reqs');return false;"
-  >USE AN EXISTING IDE</a></h4>
+  >GET THE SDK FOR AN EXISTING IDE</a></h4>
 
 <div class="col-13 myide" style="margin:0 0 15px;display:none;">
 
@@ -333,13 +338,11 @@ the ADT plugin to it.</p>
 <a class="button subtitle" id="download-tools-button" href="" style="display:none" ></a>
   </p>
 
-
 </div>
 
 
 
 
-
 <h4 id="Requirements"><a href='' class="expandable"
   onclick="toggleExpandable(this,'.reqs');hideExpandable('.pax,.myide');return false;"
   >SYSTEM REQUIREMENTS</a></h4>
@@ -359,23 +362,9 @@ the ADT plugin to it.</p>
 </ul>
 </div>
 
-<div class="col-6 reqs" style="margin:0 0 15px 20px;display:none;">
-<h5>Eclipse IDE</h5>
-    <ul>
-      <li><a href="http://eclipse.org/mobile/">Eclipse</a> 3.7.2 (Indigo) or greater
-<p class="note"><strong>Note:</strong> Eclipse 3.6 (Helios) is no longer
-supported with the latest version of ADT.</p></li>
-      <li>Eclipse <a href="http://www.eclipse.org/jdt">JDT</a> plugin (included
-in most Eclipse IDE packages) </li>
-      <li><a href="http://www.oracle.com/technetwork/java/javase/downloads/index.html">JDK 6</a>
-        (JRE alone is not sufficient)</li>
-      <li><a href="{@docRoot}tools/sdk/eclipse-adt.html">Android Development Tools plugin</a>
-(recommended)</li>
-      <li><strong>Not</strong> compatible with GNU Compiler for Java (gcj)</li>
-    </ul>
+<div class="col-7 reqs" style="margin:0 0 80px 20px;display:none;">
 
-
-<h5>Other development environments</h5>
+<h5>Development tools</h5>
     <ul>
       <li><a href="http://www.oracle.com/technetwork/java/javase/downloads/index.html">JDK 6</a>
         (JRE alone is not sufficient)</li>
@@ -385,6 +374,4 @@ in most Eclipse IDE packages) </li>
 
 <p class="note"><strong>Note:</strong> Some Linux distributions may include JDK 1.4 or Gnu Compiler
 for Java, both of which are <em>not</em> supported for Android development. </p>
-</div><!-- end col-7 reqs -->
-
-
+</div><!-- end reqs -->
diff --git a/docs/html/sdk/installing/installing-adt.jd b/docs/html/sdk/installing/installing-adt.jd
index b23212d33a28a..1e87cd8fb6325 100644
--- a/docs/html/sdk/installing/installing-adt.jd
+++ b/docs/html/sdk/installing/installing-adt.jd
@@ -20,6 +20,18 @@ only if you already have an Eclipse installation that you want to continue using
 have Eclipse installed, you should instead <b><a href="{@docRoot}sdk/index.html">install
 the complete Android SDK</a></b>, which includes the latest IDE for Android developers.</p>
 
+<p>Your existing Eclipse installation must meet these requirements:</p>
+    <ul>
+      <li><a href="http://eclipse.org/mobile/">Eclipse</a> 3.7.2 (Indigo) or greater
+<p class="note"><strong>Note:</strong> Eclipse 3.6 (Helios) is no longer
+supported with the latest version of ADT.</p></li>
+      <li>Eclipse <a href="http://www.eclipse.org/jdt">JDT</a> plugin (included
+in most Eclipse IDE packages) </li>
+      <li><a href="http://www.oracle.com/technetwork/java/javase/downloads/index.html">JDK 6</a>
+        (JRE alone is not sufficient)</li>oid Development Tools plugin</a>
+(recommended)</li>
+      <li><strong>Not</strong> compatible with GNU Compiler for Java (gcj)</li>
+    </ul>
 
 
 <h2 id="Download">Download the ADT Plugin</h2>
diff --git a/docs/html/sdk/installing/studio.jd b/docs/html/sdk/installing/studio.jd
index 7127ba60312cb..af6bd756a5acc 100644
--- a/docs/html/sdk/installing/studio.jd
+++ b/docs/html/sdk/installing/studio.jd
@@ -1,5 +1,5 @@
-page.title=Getting Started with Android Studio
-page.tags=studio
+page.title=Android Studio
+page.tags="studio"
 @jd:body
 
 
@@ -7,7 +7,7 @@ page.tags=studio
 
 <div style="position:relative;min-height:660px;">
 
-<h3 style="color:#f80">BETA RELEASE</h3>
+<h3 style="color:#FF4444;margin:-30px 0 20px">BETA</h3>
 
 <div id="tos" style="position:absolute;display:none;width:inherit;">
 <div class="col-13" style="margin:0;">&nbsp;</div><!-- provides top margin for content -->
@@ -185,19 +185,19 @@ This is the Android Software Development Kit License Agreement
 
 <div id="main">
 
-<div class="figure" style="width:400px;margin-top:-20px">
+<div class="figure" style="width:400px;margin-top:-75px">
 <img src="{@docRoot}images/tools/android-studio.png" height="330" width="400" style="margin-bottom:20px" />
 
 <a class="big button subtitle" id="download-ide-button"
-href="" style="display:none;width:265px;margin:0 auto;display:block;font-size:18px" ></a>
-<div style="width:290px;padding:10px 40px 0 60px;font-size:12px;line-height:16px">
+href="" style="display:none;width:368px;margin:0 auto;display:block;font-size:18px" ></a>
+<div style="margin:20px 0 0 0">
 
 <p style="margin-bottom:8px">This download includes:</p>
-<ul>
-<li>Android Studio <b>early access preview</b></li>
-<li>All the Android SDK Tools to design, test, debug, and profile your app</li>
-<li>The latest Android platform to compile your app</li>
-<li>The latest Android system image to run your app in the emulator</li>
+<ul style="margin-bottom:20px">
+<li>Android Studio Beta</li>
+<li>All the Android SDK Tools to design, test, and debug your app</li>
+<li>A version of the Android platform to compile your app</li>
+<li>A version of the Android system image to run your app in the emulator</li>
 </ul>
 
 </div>
@@ -206,36 +206,34 @@ href="" style="display:none;width:265px;margin:0 auto;display:block;font-size:18
 
 
 <p>Android Studio is a new Android development environment based on IntelliJ
-IDEA. Similar to Eclipse with the
-ADT Plugin, Android Studio provides integrated Android developer tools
-for development and debugging. On top of the
+IDEA. It provides new features and improvements over Eclipse ADT
+and will be the official Android IDE once it's ready. On top of the
 capabilities you expect from IntelliJ, Android Studio offers:</p>
 
 <ul>
-  <li>Gradle-based build support.</li>
-  <li>Android-specific refactoring and quick fixes.</li>
-  <li>Lint tools to catch performance, usability, version compatibility and other problems.</li>
-  <li>ProGuard and app-signing capabilities. </li>
-  <li>Template-based wizards to create common Android designs and components.</li>
-  <li>A rich layout editor that allows you to drag-and-drop UI components, preview layouts on
-  multiple screen configurations, and much more.</li>
+  <li>Flexible Gradle-based build system.</li>
+  <li>Build variants and multiple APK generation.</li>
+  <li>Expanded template support for Google Services and various device types.</li>
+  <li>Rich layout editor with support for theme editing.</li>
+  <li>Lint tools to catch performance, usability, version compatibility, and other problems.</li>
+  <li>ProGuard and app-signing capabilities.</li>
   <li>Built-in support for <a
   href="http://android-developers.blogspot.com/2013/06/adding-backend-to-your-app-in-android.html"
   class="external-link">Google Cloud Platform</a>, making it easy to integrate Google Cloud
-  Messaging and App Engine as server-side components.
+  Messaging and App Engine.
 </ul>
 
-<p class="caution"><strong>Caution:</strong> Android Studio is currently available as
-an <strong>early access preview</strong>. Several features
-are either incomplete or not yet implemented and you may encounter bugs. If you are not
+<p class="caution"><strong>Caution:</strong> Android Studio is currently in
+<strong>beta</strong>. Some features
+are not yet implemented and you may encounter bugs. If you are not
 comfortable using an unfinished product, you may want to instead
-download (or continue to use) the
-<a href="{@docRoot}sdk/index.html">ADT Bundle</a> (Eclipse with the ADT Plugin).</p>
+download (or continue to use)
+<a href="{@docRoot}sdk/index.html">Eclipse with ADT</a>.</p>
 
 
-<h4 style="clear:right;text-align:right;margin-right:50px"><a href='' class="expandable"
+<h4 style="margin-top: 20px;"><a href='' class="expandable"
   onclick="toggleExpandable(this,'.pax');return false;"
-  >DOWNLOAD FOR OTHER PLATFORMS</a></h4>
+  >VIEW ALL DOWNLOADS AND SIZES</a></h4>
 
 <div class="pax col-13 online" style="display:none;margin:0;">
 
@@ -288,6 +286,79 @@ download (or continue to use) the
 
 
 
+<h2 style="margin-bottom: 0px;">Android Studio vs. Eclipse ADT Comparison</h2>
+
+<p>
+The following table lists some key differences between Android Studio Beta and
+<a href="{@docRoot}sdk/index.html">Eclipse with ADT</a>.
+</p>
+
+<style>
+td.yes {
+  color: #669900;
+}
+td.no {
+  color: #CC0000;
+}
+</style>
+
+<table>
+  <tbody><tr>
+    <th>Feature</th>
+    <th>Android Studio</th>
+    <th>ADT</th>
+  </tr>
+  <tr>
+    <td>Build system</td>
+    <td><a href="http://www.gradle.org/" class="external-link">Gradle</a></td>
+    <td><a href="http://ant.apache.org/" class="external-link">Ant</a></td>
+    </tr>
+    <tr>
+
+    <td>Maven-based build dependencies</td>
+    <td class="yes">Yes</td>
+    <td class="no">No</td>
+    </tr>
+
+    <td>Build variants and multiple-APK generation (great for Android Wear)</td>
+    <td class="yes">Yes</td>
+    <td class="no">No</td>
+    </tr>
+
+    <tr>
+    <td>Advanced Android code completion and refactoring</td>
+    <td class="yes">Yes</td>
+    <td class="no">No</td>
+    </tr>
+  <tr>
+    <td>Graphical layout editor</td>
+    <td class="yes">Yes</td>
+    <td class="yes">Yes</td>
+   </tr>
+   <tr>
+  </tr>
+
+    <tr>
+    <td>APK signing</td>
+    <td class="yes">Yes</td>
+    <td class="yes">Yes</td>
+    </tr>
+
+    <tr>
+    <td>Keystore management</td>
+    <td class="no">Coming soon</td>
+    <td class="yes">Yes</td>
+    </tr>
+
+    <tr>
+    <td>NDK support</td>
+    <td class="no">Coming soon</td>
+    <td class="yes">Yes</td>
+    </tr>
+ </tbody></table>
+
+
+
 <h2 id="Updating">Updating from older versions</h2>
 
 <p>If you already have Android Studio installed, in most cases, you can upgrade to the latest
@@ -505,8 +576,8 @@ for possible resolutions to known issues: <a href="http://tools.android.com/know
   if (os) {
     /* set up primary ACE download button */
     $('#download-ide-button').show();
-    $('#download-ide-button').append("Download Android Studio <span class='small'>v0.5.2</span>"
-        + "<br/> <span class='small'>for " + os + "</span>");
+    $('#download-ide-button').append("Download Android Studio Beta <span class='small'>v0.5.2</span>"
+        + "<br/> <span class='small'>with the Android SDK for " + os + "</span>");
     $('#download-ide-button').click(function() {return onDownload(this,true);}).attr('href', bundlename);
 
   } else {
diff --git a/docs/html/tools/device.jd b/docs/html/tools/device.jd
index e748b12d06cb9..89b3857ab6e69 100644
--- a/docs/html/tools/device.jd
+++ b/docs/html/tools/device.jd
@@ -5,6 +5,7 @@ page.title=Using Hardware Devices
 <div id="qv">
   <h2>In this document</h2>
   <ol>
+    <li><a href="#device-developer-options">Enabling On-device Developer Options</a></li>
     <li><a href="#setting-up">Setting up a Device for Development</a>
       <ol>
         <li><a href="#VendorIds">USB Vendor IDs</a></li>
@@ -43,6 +44,29 @@ allow you to verify that your application functions properly on different versio
 platform, in different screen sizes and orientations, and more.</p>
 
 
+<h2 id="developer-device-options" style="margin-bottom: 0px;">Enabling On-device Developer Options</h2>
+
+<img src="/images/tools/dev-options-inmilk.png" alt="" style="float:right;margin-left:30px">
+
+<p>Android-powered devices have a host of developer options that you can
+access on the phone, which let you:</p>
+<ul>
+  <li>Enable debugging over USB.</li>
+  <li>Quickly capture bug reports onto the device.</li>
+  <li>Show CPU usage on screen.</li>
+  <li>Draw debugging information on screen such as layout bounds,
+    updates on GPU views and hardware layers, and other information.</li>
+  <li>Plus many more options to simulate app stresses or enable debugging options.</li>
+</ul>
+<p>To access these settings, open the <em>Developer options</em> in the
+system Settings. On Android 4.2 and higher, the Developer options screen is
+hidden by default. To make it visible, go to
+<b>Settings &gt; About phone</b> and tap <b>Build number</b> seven times. Return to the previous
+screen to find Developer options at the bottom.</p>
+
+
+
+
 <h2 id="setting-up">Setting up a Device for Development</h2>
 
 <p>With an Android-powered device, you can develop and debug your Android applications just as you
diff --git a/docs/html/tools/tools_toc.cs b/docs/html/tools/tools_toc.cs
index 450a5c454b618..fb4659f01fe82 100644
--- a/docs/html/tools/tools_toc.cs
+++ b/docs/html/tools/tools_toc.cs
@@ -1,11 +1,5 @@
 <ul id="nav">
 
-  <li class="nav-section">
-    <div class="nav-section-header empty">
-        <a href="<?cs var:toroot ?>tools/index.html"><span class="en">Developer Tools</span></a>
-    </div>
-  </li>
-
   <li class="nav-section">
     <div class="nav-section-header"><a href="<?cs var:toroot
 ?>sdk/index.html"><span class="en">Download</span></a></div>