I've tried changing the subtitles text encoding (under Preferences-->Input/Codecs-->Other codecs-->subtitles) to GB2312, GBK, GB18030, HZ, ISO-2022-CN, Big5, Big5-HKSC5, EUC-TW, UTF-8, UTF-7, UTF-16, UTF-32 but the .srt subtitles still can't be seen (only rectangular boxes seen). This is what's insi...