Diff. colors for male and female.
This mod helps to you set different colors for male and female nicks. It will help to you see real gender of user if he set sexless avatar (e.g. cat or dog).
Mod with analogue idea you can see here - expertzzz.com/Downloadz/view/2575
Very detailed instructions how to set up this mod in the attachment.
expertzzz.com/Downloadz/view/3692