The AccuTerm Programmers Guide, Appendix E, has some information on customizing the installation process. You can create a setup.ini file to specify answers to most of the installation prompts. A sample setup.ini file is distributed on the installation CD in the atwin2k2 folder, or you can download a sample setup.ini file. The installer can be invoked with /S or /Q options for a silent install (/S is completely silent, /Q displays the installation progress.