In field with text "Your nick" type in your nick name and click button "Login".
In order to send your video and audio, click on an empty video frame, with "Send video and audio" sign in it. Flash Player will ask if you allow sending of your video to internet and you must confirm it by clicking on "Allow".
Writing text to text chat board, you have to type in words to field with "Hello..." sign in it and after that click "Send" button. Text in chat board is completely erased every day at 04:00.