} else if ($charset == 'windows-1258') {
include_once(SM_PATH . 'functions/decode/cp1258.php');
$ret = charset_decode_cp1258 ($string);
+ } else if ($charset == 'tis-620') {
+ include_once(SM_PATH . 'functions/decode/tis620.php');
+ $ret = charset_decode_tis620 ($string);
} else if ($charset == 'big5' and $agresive_decoding ) {
include_once(SM_PATH . 'functions/decode/big5.php');
$ret = charset_decode_big5 ($string);