It's a installShield setup which works with a setup.iss File.
Please note that the iss file record exactly the Dialogs which you get from the setup. They could be different when you make a new setup or a update! For example you get a extra dialog if you have BordDesigner 10 installed, so be carefull! The install log will gibt you Resulcode-3 if it's missing a answer in iss file.