if (!$chapter) {
echo "<table cellpadding=0 cellspacing=0 border=0 align=center><tr><td>\n";
echo "<b><center>" . _("Table of Contents") . "</center></b><br>";
if (!$chapter) {
echo "<table cellpadding=0 cellspacing=0 border=0 align=center><tr><td>\n";
echo "<b><center>" . _("Table of Contents") . "</center></b><br>";