Quote Originally Posted by andresskl View Post
but now i turn the iPhone off, turn it on again and the pineapple appears and suddenly a cartoon of Steve Jobs saying something in russian... ("preved'")

any clue to make it function again???

The iPhone is in simple restore/recovery mode and has been pwnaged. get a custom firmware 2.1 and restore to it in iTunes and you will be set.
Deleting ZiPhone would be another good idea.