title: How to present credentials in order to open file?
body: <p>How do I specify the username and password in order for my program to open
  a file for reading?
  The program that needs to access the file is running from an account that
  does not have read access to the folder the file is in.
  Program is written in C# and .NET 2, running under XP and file is on a Windows Server 2003 machine.</p>