if(!JsOnDemand) {
      var JsOnDemand = {
        callbacks: {},
        num: 0,
        Get: function(url, callback) {
          this.callback = callback;
          var id = JsOnDemand.num++;
          JsOnDemand.callbacks[id] = this.callback;
          var script = document.createElement('script');
          script.type = 'text/javascript';
          var cacheDefeater = '' + new Date().getTime() + id
          script.src = 'http://dcrails.com' + url + '&JsOnDemandNum=' + id + '&__no_cache=' + cacheDefeater;
          document.getElementsByTagName('head')[0].appendChild(script);
        }
      };
    }
if(!Dcrails) var Dcrails = {};
if(!Dcrails.MetroSearcher) Dcrails.MetroSearcher = function(lat, lng, callback) {
      new JsOnDemand.Get('/map/closest_stop' + '?' + 'lat=' + lat + '&' + 'lng=' + lng, callback);
    }
if(!Dcrails.AddressSearcher) Dcrails.AddressSearcher = function(address, callback) {
      new JsOnDemand.Get('/map/closest_stop' + '?' + 'address=' + address, callback);
    }