You can use Go To Field or Go To Object and specify a field or object on the file tab you wish to open.
To learn more about scripts:
Keep posting your questions here.
Use google to find other FMP forums to browse through
Down load a tutorial
Buy a book.
None of the above suggestions are exclusive. A lot depends on how much you already know about databases and programming. It also depends on how much you want to invest in learning how to script.
Thanks for you prompt response!
That will definitely be useful, but is there a way to jump to another tab or field based on the answer to that field or radio button?
If [Table::field = 5]
Go TO Field [Yourtable::FieldonTabA]
Go To Field [Yourtable::fieldOnTabB]
Use an expression that works for you in the if step and specify fields from your tab control in each Go To Field step.
For more than two tabs, use Else If.