function getRules($type, $sub_domain, $rules_id = false){
    $url_rules_id    = (isset($_GET['rules_id']) === true) ? $_GET['rules_id'] : false;
    $rules_id        = ($rules_id == false) ? $url_rules_id : $rules_id;

    if ($rules_id !== false) $query = "SELECT * FROM `rules` WHERE `id`  = '$rules_id'  and `sub_domain` = '$sub_domain' LIMIT 0,1";
	else                    $query = "SELECT * FROM `rules` WHERE `type`= '$type'     and `sub_domain` = '$sub_domain' ORDER BY `created` DESC LIMIT 0,".MAX_RULES;
	$result = sql_query($query, __LINE__, __FILE__);

	$rules   = array();
	while ( ($rules_item = sql_fetch_array($result, __LINE__, __FILE__)) != false){
	    $rules[] = $rules_item;
	}
    return $rules;
}