Windows Installer - deinstalling a package quietly with out any p- rompts

Hi all,
How do I use
Windows Installer - deinstalling a package quietly with out any prompts

I currently use

setup.exe /x"/qn "
but this prompts are you sure yes / no we want to all ways specify yes
without any dialog

Robert Fernando
Anite Telecoms Ltd
110 Fleet Road
Fleet
Hampshire GU51 4BL
United Kingdom
Tel: +44 (0) 1252 775200
Fax: +44 (0) 1252 775 321
Email: xxxxx@anitetelecoms.com

Anite Telecoms Limited Registered in England No. 1721900 Registered
Office: 100 Longwater Avenue, GreenPark, Reading, Berkshire RG2 6GP,
United Kingdom


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