anchor.diff:          map: map
         });
   
  -      const MILES_TO_METERS = 1609.34;
         circle = new google.maps.Circle({
           radius: loc.radius * MILES_TO_METERS,
           center: markerLat,
  
positive.code:           <span class="add-on">@</span>
            <input id="twitterHandle" class="span5" type="text"/>
          </div>
        </div>
      </div>
      <div class="control-group">
  
negative.code:       <label for="url" class="control-label">URL</label>
        <div class="controls">
          <input id="url" class="span6" type="text"/>
          <a href="#" id="viewUrl">View</a>
        </div>
      </div>
      <div class="control-group">
  