{% extends "../../../theme/view_js.html" %}

{% block headinfo %}

<link rel="stylesheet" href="https://openlayers.org/en/v4.0.1/css/ol.css" type="text/css">
<script src="https://openlayers.org/en/v4.0.1/build/ol.js"></script>

{% end %}
{% block content %}
<div id="mapol" class="mapol"></div>
<br>
<script>
      var raster = new ol.layer.Tile({
        source: new ol.source.OSM()
      });

      var vector = new ol.layer.Vector({
        source: new ol.source.Vector({
          url: 'https://openlayers.or