Name
Windows Help System —
\windows\winhlp32.exe; winhelp.exe; hh.exe
Synopsis
Online Help system and viewer ofWinHelp and HTML files.
To Open
Start → Help and Support
Explorer → Help → Help and Support Center
Select Help or press F1 in nearly any application
Double-click any .hlp or
.chm file.
Command Prompt →
helpctr (Help
and Support Center)
Command Prompt →
winhlp32
(.hlp file viewer)
Command Prompt
→
hh (.chm file viewer)
Command Prompt →
help (command
prompt help)
Description
The Windows Help System is actually a collection of utilities and viewers that provide help in Windows XP. The first, Help and Support Center (accessible through the Start menu), is a distinct application and is documented earlier in this chapter. Most other applications, including many of the components discussed in this chapter, use one of the following two help formats:
-
.hlp The traditional help file format, introduced in Windows 3.0. Old applications, and even some new ones, use this format for online documentation. Help pages look and feel somewhat like Web pages, with hyperlinks and embedded graphics. However,
.hlpfiles are somewhat limited compared with HTML Help files, discussed below.-
.chm HTML Help is a newer format, introduced originally in Windows 98 and supported on any Windows system running Internet Explorer 3.0 or later. HTML Help-based files are actually collections of web pages (
.html) that have been compiled into a single.chmpackage. HTML Help does everything that.hlpfiles do, add ...
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