Change the record path in link_to for RAILS3

record-path-link_to_helper.rb

# When you call link_to in view, the record invoke a method named 'model_name' in Model
# <%=h link_to(@people.name, @people) -%>

# Rails 2
Class People < ActiveRecord::Base
   def self.model_name
      ActiveSupport::ModelName.new('person') if SYSTEM=='CRM'
   end
end
#-----------------

# Rails3
Class People < ActiveRecord::Base
   def self.model_name
      ActiveModel::Name.new(People, nil, 'person')  if SYSTEM=='CRM'
   end
end