From 3f26af765d0e892f04882c9c7d3b4950bdde5569 Mon Sep 17 00:00:00 2001
From: Fred Drake <fdrake@acm.org>
Date: Tue, 13 Jan 2004 23:43:58 +0000
Subject: - add comment about $CUSTOM_BUTTONS - use_icon(): fix the check for
 whether a supplemental link is being   used

---
 Doc/perl/l2hinit.perl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Doc/perl/l2hinit.perl b/Doc/perl/l2hinit.perl
index 87f73db..e955e7c 100644
--- a/Doc/perl/l2hinit.perl
+++ b/Doc/perl/l2hinit.perl
@@ -109,6 +109,7 @@ sub custom_driver_hook {
 }
 
 
+# $CUSTOM_BUTTONS is only used for the module index link.
 $CUSTOM_BUTTONS = '';
 
 sub make_nav_sectref($$$) {
@@ -163,7 +164,7 @@ sub unlinkify($) {
 
 sub use_icon($$$) {
     my($rel,$str,$title) = @_;
-    if ($title) {
+    if ($str) {
         my $s = "$str";
         if ($s =~ /\<tex2html_([a-z_]+)_visible_mark\>/) {
             my $r = get_my_icon($1);
-- 
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