Doc change: add notes for ndk r4b.

Change-Id: Idf4e4d2ac2ed9c30b3afe258546861084f3f20aa
diff --git a/docs/html/sdk/android-1.5.jd b/docs/html/sdk/android-1.5.jd
index 1d6e0ad..0c16b60 100644
--- a/docs/html/sdk/android-1.5.jd
+++ b/docs/html/sdk/android-1.5.jd
@@ -139,7 +139,7 @@
 
 <div class="toggleable closed">
   <a href="#" onclick="return toggleDiv(this)">
-        <img src="{@docRoot}assets/images/triangle-opened.png" class="toggle-img" height="9px" width="9px" />
+        <img src="{@docRoot}assets/images/triangle-closed.png" class="toggle-img" height="9px" width="9px" />
         Android 1.5, Revision 3</a> <em>(July 2009)</em></a>
   <div class="toggleme">
 <dl>
diff --git a/docs/html/sdk/android-1.6.jd b/docs/html/sdk/android-1.6.jd
index c2651b6..c4e08ff 100644
--- a/docs/html/sdk/android-1.6.jd
+++ b/docs/html/sdk/android-1.6.jd
@@ -138,7 +138,7 @@
 
 <div class="toggleable closed">
   <a href="#" onclick="return toggleDiv(this)">
-        <img src="{@docRoot}assets/images/triangle-opened.png" class="toggle-img" height="9px" width="9px" />
+        <img src="{@docRoot}assets/images/triangle-closed.png" class="toggle-img" height="9px" width="9px" />
         Android 1.6, Revision 2</a> <em>(December 2009)</em></a>
   <div class="toggleme">
 <dl>
diff --git a/docs/html/sdk/android-2.1.jd b/docs/html/sdk/android-2.1.jd
index 7490bae..cd48a72 100644
--- a/docs/html/sdk/android-2.1.jd
+++ b/docs/html/sdk/android-2.1.jd
@@ -139,7 +139,7 @@
 
 <div class="toggleable closed">
   <a href="#" onclick="return toggleDiv(this)">
-        <img src="{@docRoot}assets/images/triangle-opened.png" class="toggle-img" height="9px" width="9px" />
+        <img src="{@docRoot}assets/images/triangle-closed.png" class="toggle-img" height="9px" width="9px" />
         Android 2.1, Revision 1</a> <em>(January 2010)</em></a>
   <div class="toggleme">
 <dl>
diff --git a/docs/html/sdk/android-2.2.jd b/docs/html/sdk/android-2.2.jd
index 1c7b5a5..baae92e 100644
--- a/docs/html/sdk/android-2.2.jd
+++ b/docs/html/sdk/android-2.2.jd
@@ -140,7 +140,7 @@
 
 <div class="toggleable closed">
   <a href="#" onclick="return toggleDiv(this)">
-        <img src="{@docRoot}assets/images/triangle-opened.png" class="toggle-img" height="9px" width="9px" />
+        <img src="{@docRoot}assets/images/triangle-closed.png" class="toggle-img" height="9px" width="9px" />
         Android {@sdkPlatformVersion}, Revision 1</a> <em>(May 2010)</em></a>
   <div class="toggleme">
 <dl>
diff --git a/docs/html/sdk/ndk/index.jd b/docs/html/sdk/ndk/index.jd
index 69cc73d..9e88d94 100644
--- a/docs/html/sdk/ndk/index.jd
+++ b/docs/html/sdk/ndk/index.jd
@@ -1,16 +1,16 @@
 ndk=true
 
-ndk.win_download=android-ndk-r4-windows.zip
-ndk.win_bytes=45778965
-ndk.win_checksum=1eded98a7f5cd5e71f8ac74565f73f11
+ndk.win_download=android-ndk-r4b-windows.zip
+ndk.win_bytes=45792835
+ndk.win_checksum=e397145e155a639be53ee4b6db8ad511
 
-ndk.mac_download=android-ndk-r4-darwin-x86.zip
-ndk.mac_bytes=50572163
-ndk.mac_checksum=b7d5f149fecf951c05a79b045f00419f
+ndk.mac_download=android-ndk-r4b-darwin-x86.zip
+ndk.mac_bytes=50586041
+ndk.mac_checksum=41dbd54335fb828ee408eab17103a1b0
 
-ndk.linux_download=android-ndk-r4-linux-x86.zip
-ndk.linux_bytes=49450682
-ndk.linux_checksum=0892b0637d45d145e045cc68e163dee3
+ndk.linux_download=android-ndk-r4b-linux-x86.zip
+ndk.linux_bytes=49464776
+ndk.linux_checksum=2deabcb125c219b34140975b710f00ec
 
 page.title=Android NDK
 @jd:body
@@ -62,8 +62,15 @@
 <div class="toggleable open">
   <a href="#" onclick="return toggleDiv(this)">
         <img src="{@docRoot}assets/images/triangle-opened.png" class="toggle-img" height="9px" width="9px" />
-Android NDK, Revision 4</a> <em>(May 2010)</em>
+Android NDK, Revision 4b</a> <em>(June 2010)</em>
   <div class="toggleme">
+<dl>
+<dt>NDK r4b notes:</dt>
+<dd><p>Includes fixes for several issues in the NDK build and debugging scripts
+&mdash; if you are using NDK r4, we recommend downloading the NDK r4b build. For
+detailed information the changes in this release, read the CHANGES.TXT document
+included in the downloaded NDK package.</p></dd>
+</dl>
 
 <dl>
 <dt>General notes:</dt>
@@ -114,7 +121,7 @@
 
 <div class="toggleable closed">
   <a href="#" onclick="return toggleDiv(this)">
-        <img src="{@docRoot}assets/images/triangle-opened.png" class="toggle-img" height="9px" width="9px" />
+        <img src="{@docRoot}assets/images/triangle-closed.png" class="toggle-img" height="9px" width="9px" />
 Android NDK, Revision 3</a> <em>(March 2010)</em>
   <div class="toggleme">
 
diff --git a/docs/html/sdk/sdk_toc.cs b/docs/html/sdk/sdk_toc.cs
index a80981ce..404e938 100644
--- a/docs/html/sdk/sdk_toc.cs
+++ b/docs/html/sdk/sdk_toc.cs
@@ -75,7 +75,8 @@
       </li>
     </ul>
     <ul>
-      <li><a href="<?cs var:toroot ?>sdk/tools-notes.html">SDK Tools, r6</a> <span class="new">new!</span></li>
+      <li><a href="<?cs var:toroot ?>sdk/tools-notes.html">SDK Tools, r6</a>
+      </li>
       <li><a href="<?cs var:toroot ?>sdk/win-usb.html">USB Driver for
       Windows, r3</a>
       </li>
@@ -101,7 +102,6 @@
       <span style="display:none" class="ja"></span>
       <span style="display:none" class="zh-CN"></span>
       <span style="display:none" class="zh-TW"></span></a>
-        <span class="new">new!</span>
       </li>
     </ul>
   </li>
@@ -116,7 +116,7 @@
       <span style="display:none" class="zh-TW"></span>
     </h2>
     <ul>
-      <li><a href="<?cs var:toroot ?>sdk/ndk/index.html">Android NDK, r4</a>
+      <li><a href="<?cs var:toroot ?>sdk/ndk/index.html">Android NDK, r4b</a>
       <span class="new">new!</span></li>
     </ul>
   </li>