text: function initialize(url) {
    var mapCanvas = document.getElementById('map-canvas');
    var mapOptions = {
      center: new google.maps.LatLng(44.5403, -78.5463),
      zoom: 3,
      mapTypeId: google.maps.MapTypeId.ROADMAP
    }
    var map = new google.maps.Map(mapCanvas, mapOptions)
    var georssLayer = new google.maps.KmlLayer({
      url: url
    });
    georssLayer.setMap(map);
  }