Clarify -man -T[x]html handling of `br' within `B'.

Consolidated node unlinking in -man.
Conclude nested next-line scope issues noted by Ingo Schwarze.

1 files changed, 14 insertions, 2 deletions

diff --git a/mandoc.1 b/mandoc.1
index c81bf0bc..0c2a1905 100644
--- a/mandoc.1
+++ b/mandoc.1
@@ -502,8 +502,8 @@ and
 .Fl T Ns Ar xhtml
 CSS2 styling used for
 .Fl m Ns Ar doc
-input lists does not render properly in brain-dead browsers, such as
-Internet Explorer 6 and earlier.
+input lists does not render properly in older browsers, such as Internet
+Explorer 6 and earlier.
 .Pp
 In
 .Fl T Ns Ar html
@@ -525,3 +525,15 @@ font size escape documented in
 .Xr mdoc 7
 and
 .Xr man 7 .
+.Pp
+Nesting elements within next-line element scopes of
+.Fl m Ar Ns an ,
+such as
+.Sq br
+within an empty
+.Sq B ,
+will confuse
+.Fl T Ns Ar html
+and
+.Fl T Ns Ar xhtml
+and cause it to forget the formatting.