Works like a charm. Thanks Sergey.

>Mike,
>
>You can use Windows API function GetKeyState to determine status of Shift key.

DECLARE SHORT GetKeyState IN WIN32API INTEGER
>#define VK_SHIFT    0x10
>#define VK_CONTROL  0x11
>IF GetKeyState( VK_SHIFT ) < 0
>  * SHIFT key is down
>ENDIF

>
>
>>I'm trying to determine if the Shift key is pressed when the MouseWheel event is fired for a grid. I've put the following code into the event:
>>
>>

>>IF nShift = 1
>>   WAIT WINDOW NOWAIT TRANSFORM(nShift)
>>ENDIF
>>

>>
>>It never executes. If I remove the IF/ENDIF, the wait window displays "0" if no key is pressed (as expected), but, no wait window appears if I press the Shift key. It appears to me that the grid's MouseWheel event does not respect the nShift parameter.
>>
>>
>>Anyone know what I'm doing wrong?
>>
>>TIA,
>>
>>Mike