Resolve "Designe layer sidebar"

Closes #3 (closed)

javascript/map.js

+// Bestemme URL til basiskartet:
+var osm_map = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
+    attribution: '&copy; <a href="https://www.openstreetmap.org/copyright"<OpenStreetMap</a> contributors'
+});
+
+// Initialiserer kartet:
+var map = L.map('map', {
+    layers: [osm_map], // Default basiskart
+    maxZoom: 18, // Justerer zoom-nivået
+    minZoom: 6,
+    zoomControl: false, // Fjerner default zoom-knapper
+}).setView([63.418529, 10.40284], 13)
+
+// Legger til zoom-knapper på egnet sted
+L.control.zoom({
+    position:'topright'
+}).addTo(map);
+
+/* Activate and deactivate interactions in the leaflet map*/
+
+function deactivateMap() {
+    map._handlers.forEach(function(handler) {
+        handler.disable();
+    });
+}
+
+function activateMap() {
+    map._handlers.forEach(function(handler) {
+        handler.enable();
+    });
+}
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