Disable Auto Play in CD

It is safest to disable CD autoplay in XP using either local group policy or, for an enterprise, an Active Directory group policy.
The local group policy editor method:
Click Start ->click Run ->Enter GPEDIT.MSC Group Policy mmc will popup.
On left panel: Double-click Computer Configuration to open submenu Double-click Administrative Templates to open submenu Double-click System to open submenu Double-click Turn autoplay off option which will be near the bottom of the list in the right panel. The default is the Not configured . Set it to Enabled.