Fix Polygons.csv path typo

Author: ilyankou

scripts/map.js

@@ -1050,7 +1050,7 @@ $(window).on('load', function() {
 
           function loadPolygonCsv(n) {
 
-            $.get('../csv/Polygons' + (n === 0 ? '' : n) + '.csv', function(data) {
+            $.get('./csv/Polygons' + (n === 0 ? '' : n) + '.csv', function(data) {
               createPolygonSettings( parse([data]) )
               loadPolygonCsv(n+1)
             }).fail(function() {