var map_flag;
function initialize() {
  if (GBrowserIsCompatible()) {
    var opts = {mapTypes : [G_NORMAL_MAP,G_SATELLITE_MAP]};
    var map = new GMap2(document.getElementById("map_canvas01"),opts);
    map.addControl(new GLargeMapControl());
    map.addControl(new GMapTypeControl());

    map.setCenter(new GLatLng(36.006084, 139.0880527), 16);


//オリジナルマーカーの画像を作成

//var icon = new GIcon();
//icon.image = " ";
//icon.iconSize = new GSize(45, 45);
//icon.shadowSize = new GSize(45, 45);
//icon.iconAnchor = new GPoint(22, 45);
//icon.infoWindowAnchor = new GPoint(22, 10);

//    var markerLiens = new GMarker(new GLatLng(34.9139651, 134.9697067),icon);
//    map.addOverlay(markerLiens);

//    GEvent.addListener(markerLiens, 'click', function() {
//            markerLiens.openInfoWindowHtml(html);
//    });

    map_flag = "true";
  }
}