function load() {
  if (GBrowserIsCompatible()) {
    var map = new GMap2(document.getElementById("map"));

    map.addControl(new GLargeMapControl());
    map.addControl(new GMapTypeControl());
    map.setCenter(new GLatLng(51.90719218387946,4.344682395458221), 15);
    map.setMapType(G_MAP_TYPE);

    var markerA = new GMarker(new GLatLng(51.90719218387946,4.344682395458221));
    map.addOverlay(markerA);
    GEvent.addListener(markerA, "click", function() {
      markerA.openInfoWindowHtml("<strong>Zonwering Vlaardingen</strong><br />Westhavenkade 12-14<br />3131 AB Vlaardingen, Nederland<br />010-4600545");
      map.setCenter(new GLatLng(51.90719218387946,4.344682395458221), 15);
    });
    markerA.openInfoWindowHtml("<strong>Zonwering Vlaardingen</strong><br />Westhavenkade 12-14<br />3131 AB Vlaardingen, Nederland<br />010-4600545");
  }
}