Can I disable AC'97 and install another audio driver?I don't have a reinstall disc.I alwys get BSOD when I activate sound,or if I don't get BSOD it slows my system down.What can I do for C-Media AC'97?I've been on C-Media already. What are Legacy audio? Because I have to installedon my computer,ALSO I have Window XP Professional.Thanks for any help!