Help Context ID
With Dr.Explain you can assign the numerical Help Context ID values and text aliases to every help topic and later on use them for implementing context-sensitive help file for your software application.
Then, you can create a map file1 to include it in your software source code. Dr.Explain can generate Help Context ID map files in four common formats:
.h (C++ header file),
.vb (Visual Basic map file),
.cs (C# source code file),
.inc (Object Pascal and Delphi file).