UltimateTabstrip is a tabstrip and multipage control for ASP.NET. Pick one of the built-in schemes, and override it to build your own tabstrip style. Display the content of the active tab on mouse click or on mouse hover. Place your tabstrip control inside a master page or a user control, and create your own website navigation. Create hierarchical and multi-line tabstrip structures. Extensive Server-Side API and Client-Side API. Built-in support for UltimateAjax and ASP.NET AJAX. Section 508 Compliant with keyboard support. Supports .NET 1.1, 2.0 and 3.5.