Delphi and Windows95 Reg.Editor and Get the languageversion of Windows95

I'am about to upsize an installationsprogramme from Delphi to Delphi 2.
My keyproblem is to make an entry in the Window95 reg-editor (so when
remove is choosen my uninstallerprogramme will run) and make shortcuts
and a new programgroup in windows 95 via the  programmanager.

By the way do you know how to deteact the current language (if the
Windows verion is American, Danish french German ect.)

Please help me !!!

Kurt Bilde,