Index: lams_central/src/flash/org/lamsfoundation/lams/authoring/DesignDataModel.as
===================================================================
diff -u -r54f3e9e034d6077a903ba14e3b2fbdf035d9ac94 -rbd3a9b7f72a7ec2bf8552f216e029c38605d25b9
--- lams_central/src/flash/org/lamsfoundation/lams/authoring/DesignDataModel.as	(.../DesignDataModel.as)	(revision 54f3e9e034d6077a903ba14e3b2fbdf035d9ac94)
+++ lams_central/src/flash/org/lamsfoundation/lams/authoring/DesignDataModel.as	(.../DesignDataModel.as)	(revision bd3a9b7f72a7ec2bf8552f216e029c38605d25b9)
@@ -107,7 +107,7 @@
 		
 		//add to DDM
 		
-		ObjectUtils.printObject(activity);
+		//ObjectUtils.printObject(activity);
 		_activities.put(activity.activityUIID, activity);
 		
 		
@@ -118,6 +118,15 @@
 		return success;
 	}
 	
+	public function removeActivity(activityUIID):Object{
+		var r:Object = _activities.remove(activityUIID);
+		if(r==null){
+			return new LFError("Removing activity failed:"+activityUIID,"removeActivity",this,null);
+		}else{
+			Debugger.log('Removed:'+r.activityUIID,Debugger.GEN,'removeActivity','DesignDataModel');
+		}
+	}
+	
 	public function addTransition(transition:Transition):Boolean{
 		
 		Debugger.log('Transition from:'+transition.fromUIID+', to:'+transition.toUIID,4,'addActivity','DesignDataModel');