| Name | Description | |
|---|---|---|
 | AltKey | This member is for internal use only. |
| Button | This member is for internal use only. |
| CancelBubble | This member is for internal use only. |
| ClientX | This member is for internal use only. |
| ClientY | This member is for internal use only. |
| CtrlKey | This member is for internal use only. |
| EventType | This member is for internal use only. |
| FromElement | This member is for internal use only. |
| keyCode | This member is for internal use only. |
| OffsetX | This member is for internal use only. |
| OffsetY | This member is for internal use only. |
| Qualifier | This member is for internal use only. |
| Reason | This member is for internal use only. |
| ReturnValue | This member is for internal use only. |
| ScreenX | This member is for internal use only. |
| ScreenY | This member is for internal use only. |
| ShiftKey | This member is for internal use only. |
| SrcElement | This member is for internal use only. |
| SrcFilter | This member is for internal use only. |
| ToElement | This member is for internal use only. |
| X | This member is for internal use only. |
| Y | This member is for internal use only. |