Index: lams_central/web/includes/javascript/authoring/authoringActivity.js
===================================================================
diff -u -rca77c8cc6da3c69dea897163404a2763f9930b40 -rec8b2516ad5d403dbbf748d7114500775273b830
--- lams_central/web/includes/javascript/authoring/authoringActivity.js	(.../authoringActivity.js)	(revision ca77c8cc6da3c69dea897163404a2763f9930b40)
+++ lams_central/web/includes/javascript/authoring/authoringActivity.js	(.../authoringActivity.js)	(revision ec8b2516ad5d403dbbf748d7114500775273b830)
@@ -587,6 +587,12 @@
 		this.items = paper.setFinish();
 
 		this.items.toBack();
+		
+		// region annotations could cover grouping effect
+		$.each(layout.regions, function(){
+			this.items.shape.toBack();
+		});
+		
 		this.items.data('parentObject', this);
 		
 		if (!isReadOnlyMode){
@@ -716,6 +722,11 @@
 			
 			activity.items.push(activity.items.groupingEffect);
 			
+			// region annotations could cover grouping effect
+			$.each(layout.regions, function(){
+				this.items.shape.toBack();
+			});
+			
 			// this is needed, for some reason, otherwise the activity can not be selected
 			HandlerLib.resetCanvasMode(true);
 		}
@@ -1473,4 +1484,4 @@
 		
 		branchingActivity.longestBranchLength = longestBranchLength;
 	}
-};
\ No newline at end of file
+};