Android Question tabhost horizontal scrollable, how??

I want to use tabhost but it has more tabs to fit into one screen. So that it should be scrollable(show 3 tabs atmost in one screen rest are scrollable, in total 7 tabs)

I tried tabhost example, got to working perfectly but how to scroll horozontally??

if it is not possible in tabhost, is there any other library??

I am kind of new in programming so please explain in little depth..

thanks ...