function initialize() {
  if (GBrowserIsCompatible()) {
    var map = new GMap2(document.getElementById("map_canvas"));
    map.setCenter(new GLatLng(39.37889504706486, -104.88922119140625), 9);
    map.addControl(new GSmallMapControl());
    map.addControl(new GMapTypeControl());
        map.enableScrollWheelZoom(); 


    // Create a base icon for all of our markers that specifies the
    // shadow, icon dimensions, etc.
    var baseIcon = new GIcon(G_DEFAULT_ICON);
    baseIcon.shadow = "http://www.google.com/mapfiles/shadow50.png";
    baseIcon.iconSize = new GSize(20, 34);
    baseIcon.shadowSize = new GSize(37, 34);
    baseIcon.iconAnchor = new GPoint(9, 34);
    baseIcon.infoWindowAnchor = new GPoint(9, 2);

    // Creates a marker whose info window displays the letter corresponding
    // to the given index.
    function createMarker(point, index, html) {
      // Create a lettered icon for this point using our icon class
      var letter = String.fromCharCode("A".charCodeAt(0) + index);
      var letteredIcon = new GIcon(baseIcon);
      letteredIcon.image = "http://www.google.com/mapfiles/marker" + letter + ".png";

      // Set up our GMarkerOptions object
      markerOptions = { icon:letteredIcon };
      var marker = new GMarker(point, markerOptions);

      GEvent.addListener(marker, "click", function() {
        marker.openInfoWindowHtml(html);
      });
      return marker;
    }
	    
    var monument = new GLatLng(39.09252815019346, -104.86421227455139);
    var englewood = new GLatLng(39.63539818396491, -104.9874758720398);
    //map.addOverlay(new GMarker(monument));
	    map.addOverlay(createMarker(monument, 0, "<div class='balloon'><b>Rocky Mountain Oil Change Center</b><br/>213 Hwy 105<br/>Monument, CO 80132<br/>(719) 481-4888</div>"));
	    map.addOverlay(createMarker(englewood, 1, "<div class='balloon'><b>Rocky Mountain Oil Change Center</b><br/>4480 South Broadway<br/>Englewood, CO 80113<br/>(303) 781-4466</div>"));
  }
}