var map = null;
    var geocoder = null;

    function initialize() {
      if (GBrowserIsCompatible()) {
        map = new GMap2(document.getElementById("map_canvas"));
         map.addControl(new GSmallMapControl());
        map.setCenter(new GLatLng(48.09826,13.944397), 7);
        geocoder = new GClientGeocoder();
      }
    }

    function showAddress(address) {
      if (geocoder) {
        geocoder.getLatLng(
          address,
          function(point) {
            if (!point) {
              alert("Dieser Eintrag kann auf der Karte nicht angezeigt werden");
            } else {
              map.setCenter(point, 13);
              var marker = new GMarker(point);
              map.addOverlay(marker);
              map.addControl(new GSmallMapControl());
        		map.addControl(new GMapTypeControl());

            }
          }
        );
      }
    }