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<!DOCTYPE html>
<html>
<body>

<p>Click the button to get your coordinates.</p>

<button onclick="getLocation()">Try It</button>

<p id="demo"></p>

<script>
var x = document.getElementById("demo");

function getLocation() {
    if (navigator.geolocation) {
        navigator.geolocation.getCurrentPosition(showPosition);
    } else {
        x.innerHTML = "Geolocation is not supported by this browser.";
    }
}

function showPosition(position) {
    x.innerHTML = "Latitude: " + position.coords.latitude +
    "<br>Longitude: " + position.coords.longitude + "<br> <iframe width='600' height='400' frameborder='0' scrolling='no' marginheight='0' marginwidth='0' sandbox='allow-forms allow-scripts allow-same-origin' src='https://www.geoportail.gouv.fr/embed/visu.html?c="+position.coords.longitude+","+position.coords.latitude+"&z=15&l0=GEOGRAPHICALGRIDSYSTEMS.MAPS.SCAN25TOUR::GEOPORTAIL:OGC:WMTS(1)&l1=TRANSPORTS.DRONES.RESTRICTIONS::GEOPORTAIL:OGC:WMS(1)&permalink=yes' allowfullscreen></iframe><br><img src='http://services.swpc.noaa.gov/images/planetary-k-index.gif?time=1502951404000'/>"
    ;
}
</script>

</body>
</html>