function initialize() {
      if (GBrowserIsCompatible()) {

      var map = new GMap2(document.getElementById("map_canvas"));
      var center = new GLatLng(54.98555,-1.559604);
      map.setCenter(center, 15);
      var customUI = map.getDefaultUI();
      customUI.controls.scalecontrol = false;
      customUI.controls.maptypecontrol = false;
      map.setUI(customUI);

      var marker = new GMarker(center, {draggable: true});

      GEvent.addListener(marker, "click", function() {
      marker.openInfoWindowHtml("Universal Martial Arts");
      });

      map.addOverlay(marker);
      }
      }