The format used to do it is like this: **your action here**.
You can use as many asterixes as you want when typing these out. From hugging an on-line friend to giving someone a cyber-beer to drink.
For example, to ask someone a question you may want to use this format to do it and to talk to others the same way: Person's name: Your question Most of the time you will get someone's attention this way.
Try not to yell, this is where you either type in all capitals or use text editing to increase the font size and bold type of your message.
QSL Reply QSO Conversation QT Cutie ROFL Rolling On Floor Laughing ROFLAPMP ... Once again refer to any instructions a chat room has pertaining to text editing use. Only the CAPS LOCK can be used to make your text larger.