diff --git a/app/helpers/open_source_projects_helper.rb b/app/helpers/open_source_projects_helper.rb
index f758580d9..ce1593cf1 100644
--- a/app/helpers/open_source_projects_helper.rb
+++ b/app/helpers/open_source_projects_helper.rb
@@ -34,4 +34,8 @@ module OpenSourceProjectsHelper
   def get_open_source_projects_by_tag(tag_name)
     OpenSourceProject.tagged_with(tag_name).order('created_at desc')
   end
+  
+  def show_origin(url)
+    
+  end
 end
diff --git a/db/migrate/20140515013449_add_author_to_relative_memo.rb b/db/migrate/20140515013449_add_author_to_relative_memo.rb
new file mode 100644
index 000000000..4a9ecd8d7
--- /dev/null
+++ b/db/migrate/20140515013449_add_author_to_relative_memo.rb
@@ -0,0 +1,6 @@
+class AddAuthorToRelativeMemo < ActiveRecord::Migration
+  def change
+    add_column :relative_memos, :username, :string
+    add_column :relative_memos, :userhomeurl, :string
+  end
+end