Please see here for a freely downloadable MSI package of Firefox 1.0.4: http://www.zettaserve.com/zpackager/zpackager_welcome.asp Features of this package include: - Free of all Windows Installer ICE Validation Errors. - Fully supported under many corporate Microsoft Windows based software package deployment solutions including Microsoft Active Directory, Microsoft SMS, Novell ZENworks and Altiris. - Allows deployment to non-Administrative users providing usability on typical "managed" (locked-down) environments. - Allows unattended installation. Silent. No user intervention is required. - Full upgrade support for previous Firefox MSI packages (no need to uninstall old versions first).