X-Git-Url: http://git.osdn.net/view?p=pettanr%2Fpettanr.git;a=blobdiff_plain;f=app%2Fmodels%2Fground_color.rb;h=8ed6a30abf5b88fb295920a44206a6f748bed940;hp=95a80ffa956622ac687e5efcc9f19b74f1ba32a8;hb=d726b7ed12159f568a59d8eb7e1229d306c3dfc0;hpb=a9ec68d632929b0cb3c5391309180e41ef38b048

diff --git a/app/models/ground_color.rb b/app/models/ground_color.rb
index 95a80ffa..8ed6a30a 100644
--- a/app/models/ground_color.rb
+++ b/app/models/ground_color.rb
@@ -17,7 +17,7 @@ class GroundColor < ActiveRecord::Base
   end
   
   def supply_default
-    self.code = 0
+    self.code ||= 0
     if self.panel
       self.t = self.panel.new_t 
       self.z = self.panel.new_z