Improve logging documentation.

ISHelp/isetup.xml

@@ -832,7 +832,7 @@ For example: If you used <tt>{src}\MYPROG.EXE</tt> on an entry and the user is i
 
 <dt><b><a name="log">{log}</a></b></dt>
 <dd>
-<p>The log file name, or an empty string if <link topic="setup_setuplogging">logging</link> is not enabled.</p>
+<p>The log file name, or an empty string if <link topic="setup_setuplogging">logging</link> to a log file is not enabled.</p>
 </dd>
 
 </dl>

ISHelp/isxfunc.xml

@@ -321,7 +321,7 @@ end;</pre></example>
         <name>ShowExceptionMessage</name>
         <prototype>procedure ShowExceptionMessage;</prototype>
         <description><p>Shows the message associated with the current exception in a message box. This function should only be called from within an <tt>except</tt> section, or a function called from an <tt>except</tt> section.</p></description>
-        <remarks><p>If logging is enabled (via the <link topic="setupcmdline">/LOG</link> command line parameter or the <link topic="setup_setuplogging">SetupLogging</link> [Setup] section directive) the message will be recorded in the log in addition to being shown.</p></remarks>
+        <remarks><p>If logging is enabled (via the <link topic="setupcmdline">/LOG</link> command line parameter or the <link topic="setup_setuplogging">SetupLogging</link> [Setup] section directive or debugging from the Compiler IDE) the message will be recorded in the log file and/or in the Compiler IDE's "Debug Output" view in addition to being shown.</p></remarks>
         <example><pre>var
   I: Integer;
 begin
@@ -2837,8 +2837,8 @@ end;</pre></example>
       <function>
         <name>Log</name>
         <prototype>procedure Log(const S: String);</prototype>
-        <description><p>Logs the specified string in Setup's log file.</p></description>
-        <remarks><p>Calls to this function are ignored if logging is not enabled via the <link topic="setupcmdline">/LOG</link> command line parameter or the <link topic="setup_setuplogging">SetupLogging</link> [Setup] section directive.</p></remarks>
+        <description><p>Logs the specified string in Setup's or Uninstall's log file and/or in the Compiler IDE's "Debug Output" view.</p></description>
+        <remarks><p>Calls to this function are ignored if logging is not enabled (via the <link topic="setupcmdline">/LOG</link> command line parameter or the <link topic="setup_setuplogging">SetupLogging</link> [Setup] section directive or debugging from the Compiler IDE).</p></remarks>
       </function>
     </subcategory>
   </category>