Editing page
<%= error_messages_for :page %>
<% form_for(:page, :url => page_path({ :id => @page.title_for_url }), :html => { :method => :put }) do |f| %>
<%= render :partial => 'page_form' %>
<%= submit_tag "Update" %>
<% end %>
<% content_for :sidebar do -%>
<%= new_page_link -%>
<%= show_page_link(@page) -%>
<% end -%>