Hi, I have strange problem when i am playing mp3 songs in my computer i am not getting voice. Not only songs when i am running any vcd movie or divx movie main voice is not coming, background sound and other music is coming. voice is not coming. I thought its sound problem, i change my sound card it works fine but after some time again the problem is started. I dont know what is the problem, I thought its some virus in my computer. i formate total hard disk and re-install windows xp prof, and drivers. Even i boutght kaspersky antivirus. when i scan my computer with antivirus, its not showing any virus files in my computer. But still i have same problem. any one plz tell me what i have to do. How to solve this problem.