Displays a Help topic.
Syntax
expression.Help(HelpFile, ContextID)
expression Required. An expression that returns an Application object.
HelpFile Optional String. The name of the Help file you want to display. Can be either a .chm or an .hlp file. If this argument isn't specified, PowerPoint Help is used.
ContextID Optional Long. The context ID number for the Help topic. If this argument isn't specified or if it specifies a context ID number that is not associated with a Help topic, the Help Topics dialog box is displayed.