function initialize_map(loc1, loc2) {
        if (GBrowserIsCompatible()) {
          var map = new GMap2(document.getElementById("map_canvas"));
          map.setCenter(new GLatLng(loc1, loc2), 13);

          var point = new GLatLng(loc1, loc2);
		  map.addOverlay(new GMarker(point));
	        map.addControl(new GSmallMapControl());
	        map.addControl(new GMapTypeControl());
        }
      }