To load subtitles you have to change the video renderer type and reopen the file.
-DirectShow: VMR7 or VMR9 renderness
-RealMedia: Special renderer for RealMedia,or open it through DirectShow
-Quicktime: DX7 or DX9 renderer for Quicktime
-ShockWave: n/a
究竟我裝漏左d咩... =.="
我用media player classic播mkv的~thx!