You need to install the proper driver for that mouse. Make sure it's a
Vista driver, though.
SteveT
Check your mouse manufacturer's website for a Vista compatible driver.

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John Barnett MVP
Associate Expert
Windows Desktop Experience
Web: http://xphelpandsupport.mvps.org
Web: http://vistasupport.mvps.org
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> Hello,
> My mouse has 3 buttons. I want to give the function "back" to my third
[quoted text clipped - 4 lines]
> Best regards,
> Ricardo