The game is coded to look for the .avi file, so it has to be an .avi file. You can replace it with a blank.avi.
Read
logo and that might give you the answer.
If you type "logo" on the search bar top right, you will get two pages of results. Have a look at them.
Sending me 8 suggestions via the contact button is good... but reasonably pointless if you don't include your return e-mail.