The documentation for the IDTToolsOptionsPage Interface should be updated to reflect the capabilities of Visual Studio 2005:
http://msdn2.microsoft.com/en-us/library/envdte.idttoolsoptionspage(VS.80).aspx
(The page doesn't have a Community Content section)
More information about the IDTToolsOptionsPage interface and how it can be used in Visual Studio 2005 can be found in the Community Content section of the following document:
Visual Studio Automation and Extensibility
How to: Create Custom Tools Options Pages
http://msdn2.microsoft.com/en-us/library/b389wd38(vs.80).aspx