I guess I was really looking to change that on a post by post basis, rather than globally, but that doesn't seem to be possible.

When I make a post with *s in it, some of it gets ripped out. The text i have entered is
/***************************************************************************
* viewonline.php
* -------------------
* begin : Saturday, Feb 13, 2001
* copyright : (C) 2001 The phpBB Group
* email : support ...