ASP.NET Web Upload
Accept user-submitted file uploads in your web applications with our jQuery file upload control and accompanying wrapper for ASP.NET. Configurable single- and multi-file AJAX uploads take place in the background, so your users can work uninterrupted.DOWNLOAD ASP.NET Samples
Multiple File Upload
Users asynchronously upload one or more files (limited only by your settings) at a time using AJAX.
Display details of the upload's progress, such as bytes uploaded and total file size.
Give both the user and developer the option to cancel at will any file that is being uploaded.