yes
i use
include("connect.php");
connect.php looks like this
<?
$db_name="dbasename";
$host_name="localhost";
$user_name="myuser";
$user_passwd="mypass";
$db_conn = mysql_connect($host_name, $user_name, $user_passwd) or die("Could not connect: " . mysql_error());
mysql_select_db($db_name,$db_conn);
?>