Index: lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/CanvasModel.as
===================================================================
diff -u -rd43aa3bc7b08925ff55ad277ffe1f3fb69717b2c -r30a021b6f5b5060dac74a818f09e7d4137431699
--- lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/CanvasModel.as	(.../CanvasModel.as)	(revision d43aa3bc7b08925ff55ad277ffe1f3fb69717b2c)
+++ lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/CanvasModel.as	(.../CanvasModel.as)	(revision 30a021b6f5b5060dac74a818f09e7d4137431699)
@@ -48,6 +48,7 @@
 	
 	private var _cv:Canvas;
 	private var _ddm:DesignDataModel;
+	private var optionalCA:CanvasOptionalActivity;
 	//UI State variabls
 	private var _isDirty:Boolean;
 	private var _activeTool:String;
@@ -275,7 +276,7 @@
 		var gateAct = new GateActivity(_cv.ddm.newUIID(),gateTypeID);
 		gateAct.learningDesignID = _cv.ddm.learningDesignID;
 		
-		
+		gateAct.title = Dictionary.getValue('gate_btn');
 		gateAct.yCoord = pos.y;
 		gateAct.xCoord = pos.x;
 		
@@ -389,6 +390,8 @@
 		ca.activity.parentUIID = null;
 		ca.activity.orderID = null;
 		removeActivity(ca.activity.activityUIID);
+		_cv.ddm.removeActivity(ca.activity.activityUIID);
+		//optionalCA.removeChild();
 		removeActivity(parentID);
 		setDirty();
 		
@@ -418,6 +421,7 @@
 			
 		}
 		_cv.removeActivity(ca.activity.activityUIID);
+		setDirty();
 	}
 	
 	
@@ -432,6 +436,7 @@
 				//dispatchEvent({type:'ddmUpdate',target:this});
 			
 			r.removeMovieClip();
+			//_cv.ddm.removeActivity(activityUIID);
 		}
 	}