mysql连接？

jeekt

Warning: MySQL Connection Failed: Lost connection to MySQL server during query in conn.inc.php on line 10

Warning: MySQL Connection Failed: Lost connection to MySQL server during query in conn.inc.php on line 11

Warning: MySQL: A link to the server could not be established in conn.inc.php on line 11
大家能告诉我是怎么回事吗？在linux下好使，可是在2000下就出现了这样的错误。
conn.inc.php的内容是：<?

$MYSQL_HOSTNAME = "localhost";
$MYSQL_USERNAME = "帐号";
$MYSQL_PASSWORD = "密码";

$DATABASE = "job";


$db=mysql_connect($MYSQL_HOSTNAME, $MYSQL_USERNAME, $MYSQL_PASSWORD);
mysql_select_db("$DATABASE",$db) or die(mysql_error());

?>

pandonny

2000下的mysql服务器运行了吗？