function initialize() {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map_canvas"));
        map.setCenter(new GLatLng(37.68436, -97.3263), 15);
        map.addControl(new GSmallMapControl());
        map.addControl(new GMapTypeControl());

        // Create our "tiny" marker icon
        var blueIcon = new GIcon(G_DEFAULT_ICON);
        blueIcon.image = "http://gmaps-samples.googlecode.com/svn/trunk/markers/blue/blank.png";
		
		// Set up our GMarkerOptions object
		markerOptions = { icon:blueIcon };

        // Add 10 markers to the map at random locations
        var bounds = map.getBounds();
        var southWest = bounds.getSouthWest();
        var northEast = bounds.getNorthEast();
        var lngSpan = northEast.lng() - southWest.lng();
        var latSpan = northEast.lat() - southWest.lat();
        for (var i = 0; i < 10; i++) {

		var latlng = new GLatLng(37.68436, -97.3263);
          map.addOverlay(new GMarker(latlng, markerOptions));
        }
      }
    }