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-rw-r--r--Doc/perl/l2hinit.perl3
1 files changed, 2 insertions, 1 deletions
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);