This book uses the following font conventions:
Indicates operating-system pathnames; filenames; program names; Internet addresses, such as domain names and URLs; and new terms where they are defined.
Indicates names of GUI items: window names, buttons, menu choices, etc.
Indicates code, command lines, and options that should be typed verbatim; names and keywords in WML and WMLScript programs, including function names and variable names; and XML element tags.
Italic constant width
Indicates items in code where the user or programmer must supply a name or value.
This icon designates a warning relating to the nearby text.