organization of files

[eluser]theprodigy[/eluser]
Why don't you just create a 'header' view?

You can read about it in the user guide here

There is a section called "Loading multiple views".

As for your functions, if they wouldn't fall nicely into a class, and are left to themselves, then the best place for them would be in a helper. If they would fall nicely into a class, then a library would be your best bet.