var map; var geocoder = null; var addressMarker; var originpoint = null; .................... function showAddress(address) { if (geocoder) { geocoder.getLatLng(address, function(point1) { if (!point1) { alert(address + " not found"); } else { if (addressMarker) { map.removeOverlay(addressMarker); } addressMarker = new GMarker(point1); map.setCenter(point1, 15); map.addOverlay(addressMarker); originpoint = point1; alert("origin is now: "+originpoint+" destination is now: "+destinationpoint); } } ); } }

Origin: