anchor.diff:      var DEV = false;
   
   script(src = "http://maps.googleapis.com/maps/api/js?libraries=places")
  -script(type="text/javascript", src="/scripts/city.src.js")
  +script(src = "/scripts/city.src.js")
  
positive.code: if city && city.og
    div#fb-root
    script(type="text/javascript").
      (function(d, s, id) {
        var js, fjs = d.getElementsByTagName(s)[0];
        if (d.getElementById(id)) return;
        js = d.createElement(s); js.id = id;
        js.src = "//connect.facebook.net/en_US/all.js#xfbml=1&appId=#{ city.og.appId }";
        fjs.parentNode.insertBefore(js, fjs);
      }(document, 'script', 'facebook-jssdk'));
  
  //-
  //- Google+
  //-
  script(type="text/javascript").
    (function() {
      var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
      po.src = 'https://apis.google.com/js/platform.js';
      var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
    })();
  
  //-
  
negative.code: script(type="text/javascript").
    var serv = {
      callendarId: '#{ city.calendarUrl }',
    calendarApiKey: '#{ city.calendarApiKey }'
    }
    ;
  
  if glob.env == "development"
    script(type="text/javascript").
  