diff --git a/worldmap.html b/worldmap.html
index f461433..b6d8c7d 100644
--- a/worldmap.html
+++ b/worldmap.html
@@ -321,9 +321,10 @@ If <i>Web Path</i> is left empty, then by default <code>⌘⇧m</code> - <code>c
 
 <script type="text/javascript">
     var mlist = [
-        { value: "OSMG", label: "OpenStreetMap Greyscale" },
-        { value: "OSMC", label: "OpenStreetMap" },
-        { value: "OSMH", label: "OpenStreetMap Humanitarian" },
+        { value: "OSMG", label: "OSM 灰度" },
+        { value: "OSMC", label: "OSM 标准" },
+        { value: "OSMH", label: "OSM 淡雅" },
+        { value: "OSMT", label: "OSM 地形" },
         { value: "EsriC", label: "ESRI Streetmap" },
         { value: "EsriS", label: "ESRI Satellite" },
         { value: "EsriT", label: "ESRI Topography" },