ASP.NET File Upload in an UpdatePanel Progress indicator Please wait screen

If you’ve ever tried to use a FileUpload control inside an ASP.NET UpdatePanel, you probably already know that you can’t do that. Using the FileUpload control allows you to use the UpdateProgress control to show some sort of indicator that the page is busy. But since we can’t use an UpdatePanel with a FileUpload control, here’s an alternative solution using jQuery and jQuery’s BlockUI extension to display a message while the file is being uploaded. In fact you can use this solution on any page which involves a long running process.

Download: Click here to download the code
Demo: Click here to view the demo