Download nlite (alternative for replacing diskette)

Deployment Tool for the Bootable Unattended Windows ISO.

Download it at the download page, there are many version:

Download nlite From the Download Site

Also you need microsoft framework installed on your system:

• .NET Framework 2.0 SP1 (x86) | 23.6 MB
• .NET Framework 2.0 SP1 (x64) | 46.9 MB