function initialize() {

  if (GBrowserIsCompatible()) {
    var map = new GMap2(document.getElementById("map_canvas"));
    map.addControl(new GLargeMapControl());
    map.addControl(new GMapTypeControl());
  	var geocoder = new GClientGeocoder();


    function showAddress(address) {
    	geocoder.getLatLng(
    		address,
    		function(point) {
    			if (!point) {
    				alert(address + " not found");
    			} else {
    				map.setCenter(point, 13);
    				myHtml = '<b>IZR</b><br />Klaus Meyer, Patrick Knoll GbR<br />' + address;
    				var marker = new GMarker(point);
				    GEvent.addListener(marker, "click", function() {
				        marker.openInfoWindowHtml(myHtml);
				    });
              		map.addOverlay(marker);
              		marker.openInfoWindowHtml(myHtml);
    			}
    		}
    		);
    }
    //dynamisches Holen der Koordinaten mittels Adresse
    //showAddress('Emmastraße 11, 42287 Wuppertal');

    // statisches Anzeigen
    // wenn Koordinaten vorhanden
    staticPoint = new GLatLng(51.263116,7.185125);
    map.setCenter(staticPoint, 13);
	myHtml = '<b>Physiotherapie Klaus Meyer</b><br />IZR<br />Klaus Meyer, Patrick Knoll GbR<br />Emmastraße 11, 42287 Wuppertal';
	var marker = new GMarker(staticPoint);
    GEvent.addListener(marker, "click", function() {
        marker.openInfoWindowHtml(myHtml);
    });
	map.addOverlay(marker);
	marker.openInfoWindowHtml(myHtml);

  }
}