Changed to RNC tile service. Fix for issue #20

Author: cybersea

index.html

@@ -344,16 +344,13 @@ <h2>How to Use this Tool</h2>
         // ESRI Oceans Base Map
         var esri_ocean = L.tileLayer('https://server.arcgisonline.com/ArcGIS/rest/services/Ocean_Basemap/MapServer/tile/{z}/{y}/{x}', {
             attribution: 'Tiles &copy; Esri &mdash; Sources: GEBCO, NOAA, CHS, OSU, UNH, CSUMB, National Geographic, DeLorme, NAVTEQ, and Esri',
-            maxZoom: 11
+            maxZoom: 12
         });
-        
-        // Nautical Charts - Image Service
-        var rnc_image = L.esri.imageMapLayer({
-            url: "https://seamlessrnc.nauticalcharts.noaa.gov/arcgis/rest/services/RNC/NOAA_RNC/ImageServer",
+        // NOAA Nautical Charts - Tile Service
+        var rnc_image = L.tileLayer('https://tileservice.charts.noaa.gov/tiles/50000_1/{z}/{x}/{y}.png', {
             attribution: 'NOAA Office of Coast Survey',
-            position: "back"
+            maxZoom: 12
         });
-        rnc_image.on('load', function(e){ });
 
         // Add base layers to map
         //  rnc_image.addTo(map);