Everything in the code!!!
<!DOCTYPE html>
<html>
<head>
<title>Device Properties Example</title>
<script type="text/javascript" charset="utf-8" src="cordova.js"></script>
<script type="text/javascript" charset="urf-8">
document.addEventListener("deviceready",onDeviceReady,false);
var watchID = null;
function onDeviceReady(){
var options = { frequency:3000 };
watchID = navigator.geolocation.watchPosition(onSuccess,onError,options);
}
function onSuccess(position){
var element = document.getElementById('geolocation');
element.innerHTML = 'Latitude: ' + position.coords.latitude + '<br />' +
'Longitude: '+ position.coords.longitude + '<br />' +
'<hr />' + element.innerHTML;
}
function onError(error){
alert('code: ' + error.code + '\n' + 'message: ' + error.message + '\n');
}
</script>
</head>
<body>
<p id="geolocation">Watching geolocation...</p>
</body>
</html>