function load() {
  if (GBrowserIsCompatible()) {
  var map = new GMap2(document.getElementById("map"));
  
  map.enableScrollWheelZoom();
  map.addControl(new GLargeMapControl());
  map.addControl(new GMapTypeControl());
  map.setCenter(new GLatLng(52.54290449827447,13.417726457118988), 13);
    
  // Place a marker in the center of the map and open the info window
  // automatically
  var marker = new GMarker(map.getCenter());
  GEvent.addListener(marker, "click", function() {
    marker.openInfoWindowHtml("<b>GreenDeltaTC</b><br/>Raumerstrasse 7<br/>10437 Berlin");
  });
  map.addOverlay(marker);
  marker.openInfoWindowHtml("<b>GreenDeltaTC</b><br/>Raumerstrasse 7<br/>10437 Berlin");
      
  }
}