Download Center : IntelliPoint (mouse) 6.21 Software for Mac OS X Versions 10.2 to 10.4 (not for v10.0 or v10.1)
You can use IntelliPoint software to customize the features of the Microsoft® mouse. By using the software, you can reassign mouse buttons to open a program, file, or Web page. You can also use the software to control the wheel settings, and assign commands and application-specific functions to the mouse buttons. This software is for Mac OS X versions 10.2 to 10.4 (not for v10.0 or v10.1).