o.wwUtils.showOpaqueOveraly(Opacity,zIndex,ControlId)
zIndex
The zIndex to use for the overlay - defaults to 10,000 if not provided.
ControlId
Optional ControlId (or element ref) that is used as the overlay. If not provided the function creates a new element on the fly. Use a custom control if you want to customize the overlay with different colors, backgrounds or content to display.