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I have a Logitech LX5 Cordless Laser Mouse that wouldn't orbit using the scroll wheel. I have just discovered the solution from a Logitech forum, to re-assign the scroll wheel to "middle button". Works great now
http://forums.logitech.com/t5/Mice-Software/LX5-can-t-orbit-or-pan-in-3DS-Max-or-SketchUp/td-p/198517