Ford Fiesta : How to install air condition filter by yourself

All Ford Fiesta from showrooms have no built-in air condition filter. So I have the way to install it in your Fiesta.
Materials :
1. Air filter part from Mazda 2 auto service. (Part code is DN20 61J6X)
How to do :

1. Take off covered plate at aside of driver seat.
2. Take off air filter covering.
3. Check the arrow sign in the parts. the arrow must point to the rear of your car.
4. Insert the filters into the hole.
5. Reinstall all coverings.

See clip
http://www.youtube.com/watch?v=bie1Us-wdfU&feature=player_embedded#at=22