diff --git a/src/js/__tests__/GlobalStateStore.spec.js b/src/js/__tests__/GlobalStateStore.spec.js
new file mode 100644
index 00000000..7a07260d
--- /dev/null
+++ b/src/js/__tests__/GlobalStateStore.spec.js
@@ -0,0 +1,13 @@
+var GlobalStateActions = require('../actions/GlobalStateActions');
+var GlobalStateStore = require('../stores/GlobalStateStore');
+
+describe('this store', function() {
+  it('is can change animating', function() {
+    expect(GlobalStateStore.getIsAnimating()).toEqual(false);
+    GlobalStateActions.changeIsAnimating(true);
+    expect(GlobalStateStore.getIsAnimating()).toEqual(true);
+    GlobalStateActions.changeIsAnimating(false);
+    expect(GlobalStateStore.getIsAnimating()).toEqual(false);
+  });
+
+});
diff --git a/src/js/actions/GlobalStateActions.js b/src/js/actions/GlobalStateActions.js
new file mode 100644
index 00000000..f21fdb2c
--- /dev/null
+++ b/src/js/actions/GlobalStateActions.js
@@ -0,0 +1,19 @@
+"use strict";
+
+var AppConstants = require('../constants/AppConstants');
+var AppDispatcher = require('../dispatcher/AppDispatcher');
+
+var ActionTypes = AppConstants.ActionTypes;
+
+var GlobalStateActions = {
+
+  changeIsAnimating: function(isAnimating) {
+    AppDispatcher.handleViewAction({
+      type: ActionTypes.CHANGE_IS_ANIMATING,
+      isAnimating: isAnimating
+    });
+  }
+
+};
+
+module.exports = GlobalStateActions;
diff --git a/src/js/constants/AppConstants.js b/src/js/constants/AppConstants.js
index babd2001..2469ed28 100644
--- a/src/js/constants/AppConstants.js
+++ b/src/js/constants/AppConstants.js
@@ -2,9 +2,24 @@
 
 var keyMirror = require('react/lib/keyMirror');
 
+var CHANGE_EVENT = 'change';
+
 module.exports = {
 
+  CHANGE_EVENT: CHANGE_EVENT,
+
+  StoreSubscribePrototype: {
+    subscribe: function(cb) {
+      this.on(CHANGE_EVENT, cb);
+    },
+
+    unsubscribe: function(cb) {
+      this.removeListener(CHANGE_EVENT, cb);
+    }
+  },
+
   ActionTypes: keyMirror({
+    CHANGE_IS_ANIMATING: null,
     SUBMIT_COMMAND: null,
     CHANGE_LOCALE: null,
     CHANGE_LOCALE_FROM_HEADER: null
diff --git a/src/js/stores/GlobalStateStore.js b/src/js/stores/GlobalStateStore.js
new file mode 100644
index 00000000..c93b4131
--- /dev/null
+++ b/src/js/stores/GlobalStateStore.js
@@ -0,0 +1,42 @@
+"use strict";
+
+var AppConstants = require('../constants/AppConstants');
+var AppDispatcher = require('../dispatcher/AppDispatcher');
+var EventEmitter = require('events').EventEmitter;
+
+var assign = require('object-assign');
+
+var ActionTypes = AppConstants.ActionTypes;
+
+var _isAnimating = false;
+
+var GlobalStateStore = assign(
+{},
+EventEmitter.prototype,
+AppConstants.StoreSubscribePrototype,
+{
+  getIsAnimating: function() {
+    return _isAnimating;
+  },
+
+  dispatchToken: AppDispatcher.register(function(payload) {
+    var action = payload.action;
+    var shouldInform = false;
+
+    switch (action.type) {
+      case ActionTypes.CHANGE_IS_ANIMATING:
+        _isAnimating = action.isAnimating;
+        shouldInform = true;
+        break;
+      case ActionTypes.CHANGE_FLIP_TREE_Y:
+        break;
+    }
+
+    if (shouldInform) {
+      GlobalStateStore.emit(AppConstants.CHANGE_EVENT);
+    }
+  })
+
+});
+
+module.exports = GlobalStateStore;
diff --git a/src/js/stores/LocaleStore.js b/src/js/stores/LocaleStore.js
index be768599..b104096b 100644
--- a/src/js/stores/LocaleStore.js
+++ b/src/js/stores/LocaleStore.js
@@ -7,7 +7,6 @@ var EventEmitter = require('events').EventEmitter;
 var assign = require('object-assign');
 
 var ActionTypes = AppConstants.ActionTypes;
-var CHANGE_EVENT = 'change';
 var DEFAULT_LOCALE = 'en_US';
 
 // resolve the messy mapping between browser language
@@ -50,8 +49,11 @@ function _getLocaleFromHeader(langString) {
 }
 
 var _locale = DEFAULT_LOCALE;
-var LocaleStore = assign({}, EventEmitter.prototype, {
-
+var LocaleStore = assign(
+{},
+EventEmitter.prototype,
+AppConstants.StoreSubscribePrototype,
+{
   getDefaultLocale: function() {
     return DEFAULT_LOCALE;
   },
@@ -64,14 +66,6 @@ var LocaleStore = assign({}, EventEmitter.prototype, {
     return assign({}, headerLocaleMap);
   },
 
-  subscribe: function(cb) {
-    this.on(CHANGE_EVENT, cb);
-  },
-
-  unsubscribe: function(cb) {
-    this.removeListener(CHANGE_EVENT, cb);
-  },
-
   getLocale: function() {
     return _locale;
   },
@@ -95,7 +89,7 @@ var LocaleStore = assign({}, EventEmitter.prototype, {
     }
 
     if (shouldInform) {
-      LocaleStore.emit(CHANGE_EVENT);
+      LocaleStore.emit(AppConstants.CHANGE_EVENT);
     }
   })