Error 18 Can not copy the file: iastor.sys

Easy solution:
Make sure u got all the other files in the $oem$\textmode folders.

The floppy will look like this:

A:\iaStor.sys
A:\$OEM$\TEXTMODE\iaStor.sys

or A:\$OEM$\iaStor.sys

Install Win XP in SATA Harddisk

You need USB floppy drive.

1. Get Proper SATA driver ready.
2. Place in floppy.
3. Press F6 at setup initiation screen (to procide scsi, arid driver section)
4. Complete installation.