# File lib/cgikit.rb, line 813
        def save_session( session )
                if session.clear? then
                        if session.session_id == @session_id then
                                _clear_session_cookie
                        end
                elsif (@session_id == session.session_id) and @store_in_cookie then
                        cookie = CKCookie.new(@session_key, @session_id)
                        if @session_cookie_expires then
                                cookie.expires = Time.new + @session_cookie_expires
                        end
                        @response.add_cookie cookie
                end

                session_store.save session
        end