How to add tab in flex? (please Robert Scheitlin)

I have 2 questions:

1- Is it possible to add tab in Header controller widget. for axample user add 5 tabs and in each tab a class of tools shown (like flex application builder).

2- I need to add tabs in geoprocessing widget. because my options are a bout 80 and it is deficault for users to work with my GP. Is this possible?

Please help me.


Regards