I present you exhibit A, a screenshot taken from your up-to-date Windows Live Messenger:
I would like to point out the advertisement at the bottom.
The correct spelling of Filipino is the way I have written it. It is not "Philippino". This goes for both the language and the people of the Philippines using the English language. I find it silly and irritating that you ask your Filipino users if they're proud of their citizenship when the spelling of the term is simply wrong.
Correct this mistake as it might actually lead to some of my foolish countrymen believing that this is the right way of spelling their own race.
tl;dr: It's not "Philippino", it's Filipino.
Grammar and Spelling Nazi,