How to ask, to the user of my ASP.NET web application, for the name of a folder?

Question

How to ask, to the user of my ASP.NET web application, for the name of a folder? Hi, I would like to ask to the user of my ASP.NET web application for the name of a folder of his hard disk. Actually I know how to ask for a file name, using the HTML input: But I cannot select a directory with this input. What could I do? Thanks, goraperas