elev->tiles = grits_tile_new(NULL, NORTH, SOUTH, EAST, WEST);
elev->wms = grits_wms_new(
"http://www.nasa.network.com/elev", "mergedSrtm", "application/bil",
elev->tiles = grits_tile_new(NULL, NORTH, SOUTH, EAST, WEST);
elev->wms = grits_wms_new(
"http://www.nasa.network.com/elev", "mergedSrtm", "application/bil",