Adds a bookmark to the collection.
[Visual Basic 6.0] Sub AddBookmark(
ByVal bookmark As ISpatialBookmark _
)
[Visual Basic .NET] Public Sub AddBookmark ( _ ByVal bookmark As ISpatialBookmark _ )
[C#] public void AddBookmark ( ISpatialBookmark bookmark );
[Java] public void addBookmark ( ISpatialBookmark bookmark ) throws IOException, AutomationException
[C++] HRESULT AddBookmark( ISpatialBookmark* bookmark );