Index: GUIThumbnailPanel.cs
===================================================================
--- GUIThumbnailPanel.cs	(revision 26058)
+++ GUIThumbnailPanel.cs	(working copy)
@@ -1062,6 +1062,7 @@
 
                OnSelectionChanged();
              }*/
+            OnSelectionChanged();
             _refresh = true;
           }
           break;