no logor conectar a BD!!!

[harvestmoon]

<?php
# FileName="Connection_php_mysql.htm"
# Type="MYSQL"
# HTTP="true"
$hostname_bd = "localhost";
$database_bd = "prueba";
$username_bd = "root";
$password_bd = "camila";
$bd = mysql_pconnect($hostname_bd, $username_bd, $password_bd) or trigger_error(mysql_error(),E_USER_ERROR);
mysql_select_db($database_bd, $bd);
?>

ya probaste esto?