This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I have to authenticate a windows user with his windows XP loginId and to log him directly in my application which is running in a local intranet. so that the user need not make a seperate loginId/password. Instead, he can use the same windows loginId.