Opening a CHM help file from a Delphi program

Courtesy of The Helpware Group, the Delphi HH Kit is a free download for Delphi 2/3/4/5/6/7... It consists of two units and a document file. The first unit is a port of the C++ header file "HtmlHelp.h". The second one is a library of HTML help related functions. Two versions exists based on the Delphi compiler capabilities: