| Type: | Integer |
| Saved in: | Registry |
| Initial value: | 1 |
Controls the behavior of the third button or wheel on pointing devices.
| 0 | The third button or wheel action on a pointing device supports the action defined in the AutoCAD LT menu (.mnu) file. |
| 1 | The third button or wheel action on a pointing device supports panning by pressing the third button or wheel and dragging. |