dx50 problem..

hi..
i have problem with dx50 file format code.
I have on my pc ffdshow e bsplayer , i see good all video format
(div3,div4,xvid..), but not with dx50.
I see the file but the sound is not syncronized with image.
With others video this not succeed ,only with dx50 format code.
I have proved to install Nic's code and Noemi also, but it's the same.
Gspot give me ok for the decoder on my pc(video and audio).


....thx..... roby