def self.load_from_yml
        puts "Seeding #{get_model_class_name} from a Yaml file"
        load_fixtures(File.join('db', 'seeds'), 'yml')
      end
      
      def self.load_from_xml
        raise "HAHAHAHA!!!  OK, I'll do it soon seriously."
      end
      
      def self.load_fixtures(dir, extension)
        Dir.glob(File.join(RAILS_ROOT, dir, "#{model_class_name.tableize}.{#{extension}}")).each do |fixture_file|
          Fixtures.create_fixtures(dir, File.basename(fixture_file, ".#{extension}"))
        end
      end