Url Issue

[eluser]Goka[/eluser]
Hello.. i try to find something about that... but found nothing.

my problem is:

i have a url

http://www.mysite.com/controller/method/param/

but i need a url that opens a particular file and not execute a method

ex:
http://www.mysite.com/folder/subfolder/file.pdf

but this dont work...

where i can get some ideas about, or someone can help me with that?

Thanks a lot!