The Chat Window appearance can be set to a number of pre-defined 'themes'.
To change the theme open the Site Properties - Visitor Chat - Appearance tab. Select the Theme you want to use from the Chat Window Theme drop down list. You can change the theme at any time. The Theme specified in the site properties is the default for your site. You can also specify the theme on the chat querystring using &theme= parameter.
The following themes are included with ParaChat LiveHelp:
Default

Glass

Black

Green

Office

Orange

Plastic

Red

Blue

White
