diff --git a/platform/commonUI/mobile/src/DeviceClassifier.js b/platform/commonUI/mobile/src/DeviceClassifier.js
new file mode 100644
index 0000000000..881a3be191
--- /dev/null
+++ b/platform/commonUI/mobile/src/DeviceClassifier.js
@@ -0,0 +1,58 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+/*global define,Promise*/
+
+define(
+    ['./DeviceMatchers'],
+    function (DeviceMatchers) {
+        'use strict';
+
+        /**
+         * Runs at application startup and adds a subset of the following
+         * CSS classes to the body of the document, depending on device
+         * attributes:
+         *
+         * * `mobile`: Phones or tablets.
+         * * `phone`: Phones specifically.
+         * * `tablet`: Tablets specifically.
+         * * `desktop`: Non-mobile devices.
+         * * `portrait`: Devices in a portrait-style orientation.
+         * * `landscape`: Devices in a landscape-style orientation.
+         *
+         * @param {platform/commonUI/mobile.AgentService} agentService
+         *        the service used to examine the user agent
+         * @param $document Angular's jqLite-wrapped document element
+         * @constructor
+         */
+        function MobileClassifier(agentService, $document) {
+            var body = $document.find('body');
+            Object.keys(DeviceMatchers).forEach(function (key) {
+                if (DeviceMatchers[key](agentService)) {
+                    body.addClass(key);
+                }
+            });
+        }
+
+        return MobileClassifier;
+
+    }
+);
\ No newline at end of file
diff --git a/platform/commonUI/mobile/src/DeviceMatchers.js b/platform/commonUI/mobile/src/DeviceMatchers.js
new file mode 100644
index 0000000000..363662a73e
--- /dev/null
+++ b/platform/commonUI/mobile/src/DeviceMatchers.js
@@ -0,0 +1,57 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+/*global define*/
+define(function () {
+    "use strict";
+
+    /**
+     * An object containing key-value pairs, where keys are symbolic of
+     * device attributes, and values are functions that take the
+     * `agentService` as inputs and return boolean values indicating
+     * whether or not the current device has these attributes.
+     *
+     * For internal use by the mobile support bundle.
+     *
+     * @memberof platform/commonUI/mobile
+     * @private
+     */
+    return {
+        mobile: function (agentService) {
+            return agentService.isMobile();
+        },
+        phone: function (agentService) {
+            return agentService.isPhone();
+        },
+        tablet: function (agentService) {
+            return agentService.isTablet();
+        },
+        desktop: function (agentService) {
+            return !agentService.isMobile();
+        },
+        portrait: function (agentService) {
+            return agentService.isPortrait();
+        },
+        landscape: function (agentService) {
+            return agentService.isLandscape();
+        }
+    };
+});
\ No newline at end of file
diff --git a/platform/commonUI/mobile/src/MCTDevice.js b/platform/commonUI/mobile/src/MCTDevice.js
index ce418898ee..bcecee3f28 100644
--- a/platform/commonUI/mobile/src/MCTDevice.js
+++ b/platform/commonUI/mobile/src/MCTDevice.js
@@ -22,31 +22,10 @@
 /*global define,Promise*/
 
 define(
-    function () {
+    ['./DeviceMatchers'],
+    function (DeviceMatchers) {
         'use strict';
 
-        var DEVICE_MATCHERS = {
-            mobile: function (agentService) {
-                return agentService.isMobile();
-            },
-            phone: function (agentService) {
-                return agentService.isPhone();
-            },
-            tablet: function (agentService) {
-                return agentService.isTablet();
-            },
-            desktop: function (agentService) {
-                return !agentService.isMobile();
-            },
-            portrait: function (agentService) {
-                return agentService.isPortrait();
-            },
-            landscape: function (agentService) {
-                return agentService.isLandscape();
-            }
-        };
-
-
         /**
          * The `mct-device` directive, when applied as an attribute,
          * only includes the element when the device being used matches
@@ -77,7 +56,7 @@ define(
             function deviceMatches(tokens) {
                 tokens = tokens || "";
                 return tokens.split(" ").every(function (token) {
-                    var fn = DEVICE_MATCHERS[token];
+                    var fn = DeviceMatchers[token];
                     return fn && fn(agentService);
                 });
             }