I have an oem winxp mc 05 dvd. I set my p5b e to boot from the dvdrw rom cdrw rom drive and have the winxp dvd in the drive, but i keep getting the msg: reboot and select proper boot device or insert boot media in selected boot device and press a key. I can here the drive reading the dvd but nothing happens, just this msg over and over again. Plz help