Buy.com has a Logitech MX 510 Performance Optical Mouse – Blue for $22.93 after $7 rebate with Free Shipping.
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- Enjoy ultra-precise, ultra-smooth operation thanks to the improved MX Optical Engine n
- Zip back and forth between open documents with the handy Quick Switch button n
- Use convenient buttons to navigate forward and back in your web browser n
- Control tracking, speed, and button programming with Logitech’s gaming-tuned MouseWare software n
- Compatible with Windows 95, 98, NT 4.0, 2000, Me, XP; Macintosh OS X