Check out System.IO.Path which has methods for getting extention from a path as well as filename from a path.

Well, the progress bar should run on another thread. I assume you get some sort of callback as the file is sent to tell you how much has been sent ? Christian Graus Driven to the arms of OSX by Vista. "I am new to programming world. I have been learning c# for about past four weeks. I am quite acquainted with the fundamentals of c#. Now I have to work on a project which converts given flat files to XML using the XML serialization method" - SK64 ( but the forums have stuff like this posted every day )

You don't need any code for this, just: - make sure TextBox.AcceptsReturn is false - have an OK button with DialogResult not equal to None - set your form's AcceptButton to that OK button. :) Luc Pattyn [Forum Guidelines] [My Articles] Avoiding unwanted divs (as in "articles needing approval") with the help of this FireFox add-in