Index: trunk/BNC/bnchelp.html
===================================================================
--- trunk/BNC/bnchelp.html	(revision 2622)
+++ trunk/BNC/bnchelp.html	(revision 2623)
@@ -1537,4 +1537,9 @@
 Once BNC has been started, many of its configuration options cannot be changed as long as it is stopped. See chapter 'Reread Configuration' for on-the-fly configuration exceptions.
 </li>
+<li>
+With Mac systems and when using a command line to launch the BNC, you may experience a problem in passing a specific configuration file to the application. On a Mac-OS X 10.6 (or higher) system, you may then like to try command<br>
+open -a /Applications/bnc.app --args -conf /Users/tsyan/bnc.ini<br>
+if the program is in /Applications and the configuration file 'bnc.ini' in /Users/tsyan.
+</li>
 
 </ul>