i make connection but these are some problems please advice me thank you.

<?php
$con = mysql_connect("localhost","peter","abc123");
if (!$con)
{
die('Could not connect: ' . mysql_error());
}

// some code
?>

first do NOT post all your ad links or i will just disable your forums account and second your user should look like 123456_user and your database name should look like example_zxq_dbname as well