2.1.477 Part 1 Section 17.16.5.25, HYPERLINK

a.   The standard does not list \h as a possible switch for the HYPERLINK field.

In Word, the \h switch for the HYPERLINK field means that when the hyperlink is invoked, the target of the hyperlink should not be added to a list of viewed hyperlinks.

b.   The standard does not list \s as a possible switch for the HYPERLINK field.

In Word, the \s switch is used for the HYPERLINK field with the same meaning as the docLocation attribute of the hyperlink element.