mshelp:

mshelp: URL scheme

[1]

<LINK REL="stylesheet" MEDIA="screen" TYPE="text/css" HREF="mshelp://Help/?id=Microsoft.Windows.Resources.Core">
<LINK REL="stylesheet" MEDIA="screen" TYPE="text/css" HREF="mshelp://Help/?id=Microsoft.Windows.Resources.TOCandSearch">
<TITLE>すべてのヘルプ</TITLE>
</HEAD>
<BODY helptype="toc" helpurl="mshelp://Help/?tocid=tocroot" helpsource="online" Lang="ja-JP">

[2]

<tr href="mshelp://Windows/?tocid=adb4cf4d-1838-4adb-a035-dbdce93c97c4" rowid="1" NODETYPE="TOC">
<td class="ImageColumn" rowid="1"><img rowid="1" alt="作業を開始するには" src="mshelp://Help/?id=Microsoft.Windows.Resources.TOCBookImage"></td>
<td class="TitleColumn" rowid="1"><a rowid="1" id="1" href="mshelp://Windows/?tocid=adb4cf4d-1838-4adb-a035-dbdce93c97c4">作業を開始するには</a></td>
</tr>