Doc change: Fixes for toggle image and adt release date.

Change-Id: I2e76a42650c3ab54e597340cd96e4f7b23fe5116
diff --git a/docs/html/sdk/tools-notes.jd b/docs/html/sdk/tools-notes.jd
index dc58801..0f075e5 100644
--- a/docs/html/sdk/tools-notes.jd
+++ b/docs/html/sdk/tools-notes.jd
@@ -127,7 +127,7 @@
 
 <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" />
 SDK Tools, Revision 5</a> <em>(March 2010)</em>
   <div class="toggleme">