function calldata($v) {
	$username=mysql_real_escape_string($_SESSION['username']);
		$password=mysql_real_escape_string($_SESSION['password']);

		$sql="SELECT * FROM USERS WHERE USERNAME='$username' and PASSWORD='$password'";
		$result=mysql_query($sql);

		$count=mysql_num_rows($result);
		$row = mysql_fetch_assoc($result);

	return $row[$v];
}