--- a/busui/owa/modules/base/handlers/osHandlers.php
+++ b/busui/owa/modules/base/handlers/osHandlers.php
@@ -1,1 +1,69 @@
-
+<?php
+
+//
+// Open Web Analytics - An Open Source Web Analytics Framework
+//
+// Copyright 2006 Peter Adams. All rights reserved.
+//
+// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
+//
+// 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.
+//
+// $Id$
+//
+
+if(!class_exists('owa_observer')) {
+	require_once(OWA_BASE_DIR.'owa_observer.php');
+}	
+
+/**
+ * OWA Operating System Event handlers
+ * 
+ * @author      Peter Adams <peter@openwebanalytics.com>
+ * @copyright   Copyright &copy; 2006 Peter Adams <peter@openwebanalytics.com>
+ * @license     http://www.gnu.org/copyleft/gpl.html GPL v2.0
+ * @category    owa
+ * @package     owa
+ * @version		$Revision$	      
+ * @since		owa 1.3.0
+ */
+
+class owa_osHandlers extends owa_observer {
+    	
+    /**
+     * Notify Event Handler
+     *
+     * @param 	unknown_type $event
+     * @access 	public
+     */
+    function notify($event) {
+		
+		$os = owa_coreAPI::entityFactory('base.os');
+		
+		$os->getByColumn('id', owa_lib::setStringGuid($event->get('os')));
+		
+		if (!$os->get('id')) {
+			
+			$os->set('name', $event->get('os'));
+			$os->set('id', owa_lib::setStringGuid($event->get('os'))); 
+			$ret = $os->create();
+			
+			if ( $ret ) {
+				return OWA_EHS_EVENT_HANDLED;
+			} else {
+				return OWA_EHS_EVENT_FAILED;
+			}
+			
+		} else {
+		
+			owa_coreAPI::debug('Not persistig. Operating system already exists.');
+			return OWA_EHS_EVENT_HANDLED;
+		}
+    }
+}
+
+?>