Microsoft Windows 2000 or Microsoft Windows XP
1. Click Start, point to Settings, and then click Control Panel.
2. Double-click Display.
3. On the Settings tab, click Advanced.
4. Click the Troubleshoot tab.
5. Move the Hardware Acceleration slider two notches to the left of Full (the Disable all cursor and advanced drawing accelerations setting).
6. Click OK, and then click OK again.
7. Test the mouse movements again.
Sometimes this will also work for games that cause problems.