how to attach file upload control on a button?

asp.net, c#-3.0

Solution

You want to use the FileUpload control. That link to MSDN also has code samples to show how to save the selected file to the server.

Problem

i have a Button on a HTML page . i want to attach file upload control on this button. i mean when a user click this button , file upload control will diaplay, and selected file will be uploaded. tell me how can i do that?

Original source