ActiveWin are reporting that M$ have released the Windows XP Boot Disk!

The Windows XP startup disk allows computers without a bootable CD-ROM to perform a new installation of the operating system. The Windows XP startup disk will automatically load the correct drivers to gain access to the CD-ROM drive and start a new installation of Setup. You cannot upgrade from a Windows XP startup disk.

Read more for your version of XP Boot Disks Home or Pro... Windows XP Home Edition startup disks will not work for Windows XP Professional installations and vice-versa.

XP Boot Disks for Windows XP Home Edition

XP Boot Disks for Windows XP Professional