The built-in Visual Web Designer saw significant upgrades. Visual Studio 2008 Professional offered a split view (Design and Source side-by-side), improved CSS management, and better JavaScript IntelliSense. It also supported the then-new ASP.NET AJAX extensions, allowing developers to create Web 2.0-style partial page updates with drag-and-drop simplicity.
To appreciate Visual Studio 2008 Professional, one must look at the environment of 2007-2008. Windows Vista had just launched, Windows Server 2008 was on the horizon, and Silverlight was Microsoft’s answer to Flash. Developers were juggling multiple target frameworks: .NET 2.0, 3.0, and the brand-new 3.5. Microsoft Visual Studio 2008 Professional
Microsoft no longer sells or supports this product via normal retail channels. However, it is available through: The built-in Visual Web Designer saw significant upgrades
Microsoft Visual Studio 2008 Professional: A Legacy Powerhouse for Developers improved CSS management