Last night, inspired by the cool taskbar in Windows 7, I decided to see how easy it will be to make a similar control in Silverlight.
Here's the screenshot of the first stab on the Win7 taskbar in Silverlight:
Click here: http://www.nokola.com/NavSeven to see it in action.
There are a lot of things to be improved on the above control, but it was easy to do this first version.
Download the source code here: http://www.nokola.com/sources/NavSeven.zip