1. Access your email using "webmail." and your domain name (i.e. webmail.yourdomain.com).
2. Login in with your username (i.e. jsmith@yourdomain.com) and password.
3. Click the "Compose" icon at the top of the page.
4. Click the "Compose in HTML" link next to the "Check Spelling" option.
5. From here, you should be able to use the tool bar to format your message as needed.
6. Compose your message in the text box.
7. Click "Send" to send the message now or "Save Draft" to save the message to send later.