Yes.. Its soved using the following code
$lat1=mysql_result($rs_area,0,"lat");
$lon1=mysql_result($rs_area,0,"lng");
$distance=mysql_result($rs_area,0,"radius");
$lat2=$row['latitude'];
$lon2=$row['longitude'];
$R = 6371; // Radius of the earth in km
$dLat = deg2rad($lat2-$lat1); // Javascript functions in radians
$dLon = deg2rad($lon2-$lon1);
$a = sin($dLat/2) * sin($dLat/2) +
cos(deg2rad($lat1)) * cos(deg2rad($lat2)) *
sin($dLon/2) * sin($dLon/2);
$c = 2 * atan2(sqrt($a), sqrt(1-$a));
$d = $R * $c; // Distance in km