Preferences: General

Appearance

Main Font Face
This font face is used in the chat dialog window, as well as on all of the GUI elements everywhere else in the program (on labels, buttons, text boxes, etc.)
Font Size
Specify the main font size, in pixels.
Dialog Flow
New messages on top (default CC behavior)
When new messages are received, they'll appear at the top of the dialog window. This is how the standard client behaves.
New messages on bottom
This mimics the behavior of most other chat programs. New messages will appear on the bottom.
Display Options
Reverse orientation
When checked, the message space will start appearing beneath the dialog window, like most other chat programs. Changing this option requires a restart of the program.
Animate the window titles when new messages arrive
When checked, the titles of the main window and message windows will animate when a new message arrives while the window is out of focus or minimized.
Automatically log all transcripts
When checked, all messages are automatically logged to HTML files. They're saved in your profile directory. See User Profiles for more information.

Nickname Settings

Default Nickname:
This nickname will be automatically filled in to the "Name" box when you start up PCCC.
Automatically join chat when connected
When checked, you will automatically join the chat room when you connect (provided you have a nickname entered at the time).