http://video.mail.ru/mail/kulukamuluka/1/4.html
watch till the end
and here is the answer how they did it
http://www.youtube.com/watch?v=djssaY1O5MM&feature=related
watch till the end
and here is the answer how they did it
http://www.youtube.com/watch?v=djssaY1O5MM&feature=related