Have you noticed someone has used different colour font at the chatbox?
Here, we will explain how they made it.
Basically,
you just need to put like this...
<<font color="*color code"> Text
*color code: can refer to http://html-color-codes.infoyou also can change family font...
<<font face="*font family"> Text
*font family: can refer here http://en.wikipedia.org/wiki/Font_family_%28HTML%29This is an example:

That's it.
Hope you guys can play with it.
HAPPY PLAY ^0^