Windows provides a standard way of presenting online help for an application via Windows Help. ESL's support for Windows Help allows you to display help panels from within your ESL application, enabling you to present online help to your users in a consistent manner.

This chapter describes ESL's support for Windows Help, including:

•An overview of ESL's support for Windows Help

•The Windows Help facility and ESL

•Declaring Help libraries in ESL

•Working with help IDs in ESL

•Defining a standard help pull-down

•Defining help push buttons and help buttons

•The Help DLL and ESLHELP.INC include file

•Tracing and error handling

You may also find it usefule to refer to the Help Demo in the samples and refer to the HelpDemo help file.