Index: app/models/attachment.rb
===================================================================
--- app/models/attachment.rb	(revision 793)
+++ app/models/attachment.rb	(working copy)
@@ -89,7 +89,7 @@
 	end
 
   def project
-    container.is_a?(Project) ? container : container.project
+    container.project
   end
   
   def image?