php - mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead

An error occurred in script 'C:\xampp\htdocs\framework\connect.php' on line 13: 
mysql_connect(): The mysql extension is deprecated and will be removed in the future: use       mysqli or PDO instead 
Date/Time: 12-17-2013 15:10:43 

how can i solved this problems. i have look around this maybe the php version problem but still can not delete this error message.

/* Database config */


$db_host        = 'localhost';
$db_user        = '~';
$db_pass        = '~';
$db_database    = 'banners'; 

/* End config */


$link = @mysql_connect($db_host,$db_user,$db_pass) or die('Unable to establish a DB     connection');


mysql_set_charset('utf8');
mysql_select_db($db_database,$link);

?>