http://www.useragentstring.com/pages/Firefox/ http://phantomjs.org/api/webpage/property/settings.html http://d.hatena.ne.jp/riocampos+tech/20140417/user_agent_fake_in_watir_with_phantomjs

http://www.ownway.info/Ruby/mechanize/against_javascript

http://askubuntu.com/questions/727127/last-upgrade-crashes-network-manager-no-internet-connection-no-appletsudo service network-manager restart