Cancels notifications for the specified event.
First available in version 3.0 build 2039.
event - The event you want to cancel notifications for. Valid values include: onStart, onProgress, onIndex, onComplete, onError, and onScriptCommand.
No output parameters.
When this method is called synchronously, a return object containing the output parameters is returned to the caller immediately.
The following example clears notification of an event setup previously with ssCore.WMVideo.setNotify.