-require_once('../functions/strings.php');
-require_once('../functions/html.php');
-require_once('../class/html.class.php');
-require_once('../functions/imap_mailbox.php');
+require_once(SM_PATH . 'functions/strings.php');
+require_once(SM_PATH . 'functions/html.php');
+require_once(SM_PATH . 'class/html.class.php');
+require_once(SM_PATH . 'functions/imap_mailbox.php');