There are some easier ways to accomplish this (which the article "says" is more complicated) - most notably and easily the Security Settings on the local machine (if you want to know how to do it, contact us! ) and then using the axbrowser in your .NET application.  However, this is a quick & dirty way to get it done if you don't have quick and easy access to the security policies and/or physical machine:

http://www.c-sharpcorner.com/UploadFile/scottlysle/KioskCS01292008011606AM/KioskCS.aspx