require 'capybara/poltergeist' Capybara.register_driver :poltergeist do |app| Capybara::Poltergeist::Driver.new(app, {:js_errors => false, :timeout => 5000 }) end session = Capybara::Session.new(:poltergeist) session.driver.headers = { 'User-Agent' => "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2564.97 Safari/537.36" } session.visit "http://w