[Texi2html-cvs] Changes to texi2html/examples/book.init

[Patrice Dumas]

Index: texi2html/examples/book.init
diff -u texi2html/examples/book.init:1.2 texi2html/examples/book.init:1.3
--- texi2html/examples/book.init:1.2    Mon Apr 26 00:21:14 2004
+++ texi2html/examples/book.init        Mon Aug  8 20:46:14 2005
@@ -133,9 +133,10 @@
 sub book_element_file_name($$$)
 {
     my $element = shift;
-    my $is_top = shift;
+    my $type = shift;
     my $prefix = shift;
 
+    return undef if (!defined($element));
     if (defined($previous_nr) and ($element->{'doc_nr'} == $previous_nr))
     {
         return $previous_file_name;