Migliora
codice:
function m_connect($conf_host , $conf_user , $conf_pass){
    $myid_conn = mysql_connect( $conf_host , $conf_user , $conf_pass );
    /*mysql_select_db($conf_db);*/
    return $myid_conn;
}
...
...
.
.
.
...
$c = m_connect($conf_host , $conf_user , $conf_pass);