MapSurfer.net 19 zoom added

www/js/map.js

@@ -160,7 +160,7 @@ osm.initLayers = function(){
   osm.registerLayer(
     'layerMS',
     new L.TileLayer('http://129.206.74.245:8001/tms_r.ashx?x={x}&y={y}&z={z}', {
-      maxZoom: 18,
+      maxZoom: 19,
       attribution: "Map data &copy; <a href='http://osm.org'>OpenStreetMap</a> contributors, rendering <a href=\"http://giscience.uni-hd.de/\" target=\"_blank\">GIScience Research Group @ University of Heidelberg</a>"}),
     'MapSurfer.net',
     'S',