Current Location: <BR>
  <button onclick="getLocation()">Locate</button>
  <p id="demo">
      Latitude: <input type="text" id="lat">
      Longitude: <input type="text" id="lon">
  </p>
 <script>
      function getLocation() {
          if (navigator.geolocation) {
              navigator.geolocation.getCurrentPosition(showPosition);
          } else {
              x.innerHTML = "Geolocation is not supported by this browser.";
          }
  }

      function showPosition(position) {
          document.getElementById("lat").value = position.coords.latitude;
          document.getElementById("lon").value = position.coords.longitude;

  }
  </script>

Current Wifi Speed: <BR>
  <button onclick="calculateWifiSpeed()">Calculate</button>
  <p id="demo">
      Wifi Speed: <input type="text" id="wifiSpeed">
  </p>
<script>
calculateWifiSpeed(){
 var imageAddr = "http://www.kenrockwell.com/contax/images/g2/examples/31120037-5mb.jpg";
    var downloadSize = 4995374; //bytes

    window.onload = function() {
        var oProgress = document.getElementById("progress");
        oProgress.innerHTML = "Loading the image, please wait...";
        window.setTimeout(MeasureConnectionSpeed, 1);
    };

    function MeasureConnectionSpeed() {
        var oProgress = document.getElementById("progress");
        var startTime, endTime;
        var download = new Image();
        download.onload = function () {
            endTime = (new Date()).getTime();
            showResults();
        }

        download.onerror = function (err, msg) {
            oProgress.innerHTML = "Invalid image, or error downloading";
        }

        startTime = (new Date()).getTime();
        var cacheBuster = "?nnn=" + startTime;
        download.src = imageAddr + cacheBuster;

        function showResults() {
            var duration = (endTime - startTime) / 1000;
            var bitsLoaded = downloadSize * 8;
            var speedMbps = (speedKbps / 1024).toFixed(2);
            document.getElementById("wifiSpeed").value = speedMbps;
            oProgress.innerHTML = "Your connection speed is: <br />" + speedMbps + " Mbps<br />";
        }
    }
 }