You can use the below code to post your chat room here!
Code:
http://www.yoursite.com/your.swf?init_root=http://www.yoursite.com/
Here's our demo, you can login two diffent users to chat, ;D
http://www.123flashchat.com/123flashchat.swf?init_root=http://www.123flashchat.com/
http://www.123flashchat.com/123flashchat.swf?init_root=http://www.123flashchat.com/