--- acts_as_attachable.rb.bck	2011-03-11 23:34:50.000000000 +0200
+++ acts_as_attachable.rb	2011-03-11 23:35:58.000000000 +0200
@@ -44,11 +44,19 @@
         end
         
         def attachments_visible?(user=User.current)
-          user.allowed_to?(self.class.attachable_options[:view_permission], self.project)
+          if self.project
+            user.allowed_to?(self.class.attachable_options[:view_permission], self.project)
+          else
+            user.allowed_to?(self.class.attachable_options[:view_permission], nil, :global => true)
+          end
         end
         
         def attachments_deletable?(user=User.current)
-          user.allowed_to?(self.class.attachable_options[:delete_permission], self.project)
+          if self.project
+            user.allowed_to?(self.class.attachable_options[:delete_permission], self.project)
+          else
+            user.allowed_to?(self.class.attachable_options[:delete_permission], nil, :global => true)
+          end
         end
 
         def initialize_unsaved_attachments