function initialize() { 
  var map = new GMap2(document.getElementById("map_canvas"));
  map.removeMapType(G_HYBRID_MAP);  
  var mapControl = new GMapTypeControl(); 
  map.addControl(mapControl); 
  map.addControl(new GLargeMapControl());
  map.setCenter(new GLatLng(47.482633,7.73614), 15); 


  var marker = new GMarker(map.getCenter());
  GEvent.addListener(marker, "click", function() {
    marker.openInfoWindowHtml("<b>Hotel Engel</b><br/>Kasernenstrasse 10<br/>4410 Liestal");
  });
  map.addOverlay(marker);
  marker.openInfoWindowHtml("<b>Hotel Engel</b><br/>Kasernenstrasse 10<br/>4410 Liestal");

}