How do you change your email address

Are you talking about your registered email address? If you are here's how.
1. Go to My Controls, 2. under Options click on "Change Email Address", 3. enter your new email address.

or are you asking about your email address in your profile?
1. Go to My Controls, under Personal Profile click on "Edit Profile Information", 3. change your (ICQ, AOL, Yahoo, MSN) address.