鼠标中间滑轮不能用，是什么问题？

用的罗技鼠标吧
去看看这个吧
This document is written with the assumption you have a general understanding of basic Windows® commands in order to perform the procedures detailed below. When possible, we try to describe the entire process in full detail. However, different system configurations often require different procedures to perform these actions. For assistance with those procedures, please consult the Microsoft Windows manual or online help system.

Many issues can be solved by obtaining newer versions of the software. To determine the version of the software that you currently have, please look at the title of the software which came with your product. Any necessary patch files mentioned in this document can be obtained from the Mouse File Download Page.

IMPORTANT NOTE: In order to solve some issues, this document makes references to editing the Windows Registry. For information about how to edit the registry, view the "Changing Keys And Values&q