Visual Basic Reference
Displays a selected topic in a Help file using the What's This popup provided by Help in 32-bit Windows operating systems.
The object placeholder represents an object expression that evaluates to an object in the Applies To list.
The ShowWhatsThis method is very useful for providing context-sensitive Help from a context menu in your application. The method displays the topic identified by the WhatsThisHelpID property of the object specified in the syntax.