function initialize(lat,lng) {
	
      if (GBrowserIsCompatible()) {
        
    	  if(lat==0){
          	lat=-20.23;
          }
          if(lng==0){
          	lng=57.6;
          }
    	var map = new GMap2(document.getElementById("map_canvas"));
        map.setCenter(new GLatLng(lat,lng), 10);
        map.addControl(new GSmallMapControl());
        map.addControl(new GMapTypeControl());
        
        
		var center = new GLatLng(lat,lng);

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

        GEvent.addListener(marker, "dragstart", function() {
          map.closeInfoWindow();
        });

        GEvent.addListener(marker, "dragend", function() {
          marker.openInfoWindowHtml("Your house location:<br>"+marker.getLatLng().lat()+"<br>"+marker.getLatLng().lng()+"");
		  document.getElementById("lat").value=marker.getLatLng().lat();
		  document.getElementById("lng").value=marker.getLatLng().lng();
		  
		  
        });

        map.addOverlay(marker);

      }
    }