diff --git a/js/backend.admin.js b/js/backend.admin.js
index 5367f6ad6bd5687910922abbc863b03cbe03f34e..7826d37080c3c0a844223fd044a114b4c85ba92d 100644
--- a/js/backend.admin.js
+++ b/js/backend.admin.js
@@ -724,6 +724,20 @@ Pianos4Backend.AdminExercise = function( selector, params )
 						.text( 'Anonymously review results' )
 						.button()
 				)
+				
+				actionsbuttons.append(
+					$( '<a />' )
+						.text( 'Show/Hide results preview' )
+						.css( 'margin-left', '1em' )
+						.click( function( e ){
+							var currentVisibility = $( '#resultsdiv' ).css( 'visibility' );
+							if( currentVisibility == 'hidden' )
+								$( '#resultsdiv' ).css( 'visibility', 'visible' );
+							else
+								$( '#resultsdiv' ).css( 'visibility', 'hidden' );
+						} )
+						.button()
+				)
 			}
 			
 			actionsbuttons.append(
@@ -771,6 +785,9 @@ Pianos4Backend.AdminExercise = function( selector, params )
     						.append( resdiv )
 					);
             
+            if( params.user.anonymousreview )
+            	results.css( 'visibility', 'hidden' );
+            
             var findLatestResultIndex = function( data, step )
             {
                 var stepidx = -1;