Teleporting Maps

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<!DOCTYPE html>
<html>
  <head>
    <title>Teleporting Maps</title>
    <link rel="stylesheet" href="https://openlayers.org/en/v4.6.4/css/ol.css" type="text/css">
    <!-- The line below is only needed for old environments like Internet Explorer and Android 4.x -->
    <script src=""></script>
    <script src="https://openlayers.org/en/v4.6.4/build/ol.js"></script>
  </head>
  <body>
    <div id="map1" class="map"></div>
    <div id="map2" class="map"></div>
    <button id="teleport">Teleport</button>
    <script>
      var map = new ol.Map({
        layers: [
          new ol.layer.Tile({
            source: new ol.source.OSM()
          })
        ],
        controls: ol.control.defaults({
          attributionOptions: {
            collapsible: false
          }
        }),
        view: new ol.View({
          center: [0, 0],
          zoom: 2
        })
      });

      map.setTarget('map1');

      var teleportButton = document.getElementById('teleport');

      teleportButton.addEventListener('click', function() {
        var target = map.getTarget() === 'map1' ? 'map2' : 'map1';
        map.setTarget(target);
      }, false);
    </script>
  </body>
</html>