To find location of website visitor using gmap!!

<html>
<head>
<title>google location test</title>
<script src="http://www.google.com/jsapi"></script>
<script type="text/javascript">
var city = latitude = longitude = country = region = "dunno";
if (google.loader.ClientLocation) {
latitude = google.loader.ClientLocation.latitude;
longitude = google.loader.ClientLocation.longitude;
city = google.loader.ClientLocation.address.city;
region = google.loader.ClientLocation.address.region;
country = google.loader.ClientLocation.address.country;
}
</script>
</head>
<body>
<h1>You are in (roughly): <script type="text/javascript">
document.write(city);
</script></h1>
Other parts of the location include:

<script type="text/javascript">
document.write("Latitude: "+latitude+"<br/>");
document.write("Longitude: "+longitude+"<br/>");
document.write("City: "+city+"<br/>");
document.write("Region: "+region+"<br/>");
document.write("Country: "+country+"<br/>");
</script>
</body>
</html>

google location test

Refer: http://csausdev.wordpress.com/2009/10/12/trying-out-google-client-location-service/

In this client city info will not be there so use reverse geocoding to get client city info using latitude and longitude value.

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