anchor.diff:        // map
         map = new google.maps.Map(document.getElementById('map'), {
           zoom: 7,
  -        center: new google.maps.LatLng(41.850033, -87.6500523),
  +        center: new google.maps.LatLng(initialLoc.coords.latitude, initialLoc.coords.longitude),
         });
   
         // directions
  
positive.code:       });
      }
  
      google.maps.event.addDomListener(window, 'load', initialize);
  
      $('#submitRoute').click(function(event) {
        event.preventDefault();
  
negative.code:   script(src='https://maps.googleapis.com/maps/api/js?v=3.exp')
    script(src="https://maps.googleapis.com/maps/api/js?libraries=places")
    script.
      var initialLoc;
      var map;
      var directionsDisplay;
      var directionsService = new google.maps.DirectionsService();
      var geocoder = new google.maps.Geocoder();
  
      function getLoc(next) {
        var geoSuccess = function(position) {
          initialLoc = position;
          next();
        }
  
        // initial loc
        navigator.geolocation.getCurrentPosition(geoSuccess);
      }
  
      function initialize() {
        // autocomplete
  