//I am unable to get any sound though i installed sound files from oxford advanced learners compass cd which seems to me to be using vlc plugin. Here are the error messages during startup.
[praveer@praveerAMD extra]$ ./oald7
[00000179] mp4 demuxer error: cannot find any /moov/trak
[00000179] id3 demuxer error: cannot peek()
[00000179] sap demuxer error: cannot peek
[00000179] real demuxer error: cannot peek
[00000179] pva demuxer error: cannot peek
[00000179] nsv demuxer error: cannot peek
[00000179] aiff demuxer error: cannot peek
[00000179] playlist demuxer error: cannot peek
[00000179] playlist demuxer error: cannot peek
[00000180] main input error: no suitable access module for `chrome://oald7/content/empty.mov' //i get //this when i try to play a pronounciation in oxford advanced learners compass program window