Index: lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/CanvasController.as
===================================================================
diff -u -rc2cae70e082c7e815e01641cc74fcca86f542936 -r70b22944d33e87a91c846a7d4396b872c2c38675
--- lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/CanvasController.as	(.../CanvasController.as)	(revision c2cae70e082c7e815e01641cc74fcca86f542936)
+++ lams_central/src/flash/org/lamsfoundation/lams/authoring/cv/CanvasController.as	(.../CanvasController.as)	(revision 70b22944d33e87a91c846a7d4396b872c2c38675)
@@ -263,6 +263,7 @@
 	public function canvasRelease(canvas_mc:MovieClip){
 		Debugger.log(canvas_mc,Debugger.GEN,'canvasRelease','CanvasController');
 		Debugger.log('_canvasModel.activeTool:'+_canvasModel.activeTool,Debugger.GEN,'canvasRelease','CanvasController');
+		_canvasModel.selectedItem = null;
 		if(_canvasModel.activeTool == CanvasModel.GATE_TOOL){
 			var p = new Point(canvas_mc._xmouse, canvas_mc._ymouse); 
 			_canvasModel.createNewGate(Activity.PERMISSION_GATE_ACTIVITY_TYPE,p);