Fix a variety of panel issues

chrome/browser/resources/chromeos/chromevox/cvox2/background/panel.js

Index: chrome/browser/resources/chromeos/chromevox/cvox2/background/panel.js
diff --git a/chrome/browser/resources/chromeos/chromevox/cvox2/background/panel.js b/chrome/browser/resources/chromeos/chromevox/cvox2/background/panel.js
index a8ab1644f36f0978390946115d3dd7f7efd11264..1aa51c54d0e125b74edca305926c1619d50a5c63 100644
--- a/chrome/browser/resources/chromeos/chromevox/cvox2/background/panel.js
+++ b/chrome/browser/resources/chromeos/chromevox/cvox2/background/panel.js
@@ -130,6 +130,7 @@ Panel.init = function() {
 
   document.addEventListener('keydown', Panel.onKeyDown, false);
   document.addEventListener('mouseup', Panel.onMouseUp, false);
+  window.addEventListener('blur', Panel.closeMenusAndRestoreFocus, false);
 
   Panel.searchInput_.addEventListener('blur', Panel.onSearchInputBlur, false);
 };
@@ -253,7 +254,7 @@ Panel.setMode = function(mode) {
     // host code to make the window fullscreen and give it focus.
     window.location = '#fullscreen';
   } else if (this.mode_ == Panel.Mode.FOCUSED) {
-    // // Change the url fragment to 'focus', which signals the native
+    // Change the url fragment to 'focus', which signals the native
     // host code to give the window focus.
     window.location = '#focus';
   } else {
@@ -790,7 +791,7 @@ Panel.onTutorial = function() {
   // host code to make the window fullscreen, revealing the menus.
   Panel.setMode(Panel.Mode.FULLSCREEN_TUTORIAL);
 
-  Panel.tutorial_.firstPage();
+  Panel.tutorial_.lastViewedPage();
 };
 
 /**