GisWms *bmng_wms = gis_wms_new(
"http://www.nasa.network.com/wms", "bmng200406", "image/jpeg",
"bmng_test/", "jpg", 512, 256);
GisWms *bmng_wms = gis_wms_new(
"http://www.nasa.network.com/wms", "bmng200406", "image/jpeg",
"bmng_test/", "jpg", 512, 256);