KUpload+ has a special add-on control, called KFileUploadPlusProgressBar , which includes Ajax based ProgressBar . It displays various status information about the current upload, just like pure HTML progress bar but instead of popup window it uses an inline progress bar with the AJAX technology. KFileUploadPlusProgressBar Control takes full advantage of AJAX and the new features of Microsoft's next- generation IDE - Visual Studio .NET 2005, henc

KCallback.net Control, the most powerful, robust, callback control available in the market today for ASP.NET with AJAX support. Written in 100% managed C# code, KCallback.net provide callback functionality in your web applications. The KCallback.net control allows developers to AJAX-enable any ASP.NET application with writing a few lines of code. It allows to update page content without postback and loss of scroll position!