diablo2 help p.l.z

[welwel]

I BACKED UP THE DIABLO GAME AS THE SITE SAYES EVEN I BURNED THE CD WITH THE SAME PROGRAM THEY SUGGESTED.AND EACH TIME THE SECOND CD IS NOT WORKING .EVERY TIME WHEN I INSERT CD 2 IT SAYS PRESS"O.K." AND WHEN I PRESS IT,THE SAME MASSEGE APPEAR.WHAT SHALL I DO?!!!!!!!!!!!!!!!!!!!!!!!!!1