function loadRegBox(map) {
map.addOverlay(new GPolyline([
new GLatLng(36.8468748, -4.3275885),
new GLatLng(37.4385261, -4.3275885),
new GLatLng(37.4385261, -3.6873588),
new GLatLng(36.8468748, -3.6873588),
new GLatLng(36.8468748, -4.3275885)
], "#ff0000", 5));
}