idea: Now the ball does it all!\r \r Your computing experience just got smoother, faster and easier with the Kensington SlimBlade™ Trackball. Choose navigation mode to control cursor and scrolling. Media mode controls volume, play/pause, stop, and track forward/backward, while view mode zooms in/out, and pans. And it does it all with the ball to put complete control at your fingertips.\r \r Features \r -Multi-function ball lets you easily navigate through your music, pictures and documents using media or document view mode.\r -Control cursor and scrolling; volume, play/pause, stop, and next; zoom in/out, and pan, all with the ball.\r -Keep an eye on which application you are in and which function is being performed with the heads-up display on your monitor.\r -With its low-profile shape, you´ll be able to use it comfortably for hours on end.\r -Sleek stationary design saves your desk space.\r -Can dock into the SlimBlade Media Notebook Set.\r -Mac & PC compatible, including Windows Vista, Windows XP, and Mac OS X.

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