title: Get current marker location form GPS and save to mySQL
body: <p>I have following JS code, form this code i need to set default location to my current GPS location,</p>
  
  <pre><code>var map = new google.maps.Map(document.getElementById('map_canvas'), {
      zoom: 1,
      center: new google.maps.LatLng(35.137879, -82.836914),
      mapTypeId: google.maps.MapTypeId.ROADMAP,
          zoom: 20
  });
  
  var myMarker = new google.maps.Marker({
      position: new google.maps.LatLng(47.651968, 9.478485),
      draggable: true
  });
  
  
  google.maps.event.addListener(myMarker, 'dragend', function (evt) {
      document.getElementById('current').innerHTML = '&lt;p&gt;Marker dropped: Current Lat: ' + evt.latLng.lat().toFixed(3) + ' Current Lng: ' + evt.latLng.lng().toFixed(3) + '&lt;/p&gt;';
  });
  
  google.maps.event.addListener(myMarker, 'dragstart', function (evt) {
      document.getElementById('current').innerHTML = '&lt;p&gt;Currently dragging marker...&lt;/p&gt;';
  });
  
  map.setCenter(myMarker.position);
  myMarker.setMap(map);
  </code></pre>
  
  <p>and after setup my marker (if i need to change location), then i need a button to submit, after submit button it will save to my MySQL database.
  Anyone can help on this?</p>