added WWW sections
diff --git a/Doc/lib/libsgmllib.tex b/Doc/lib/libsgmllib.tex
new file mode 100644
index 0000000..03d9ba2
--- /dev/null
+++ b/Doc/lib/libsgmllib.tex
@@ -0,0 +1,3 @@
+\section{Built-in module \sectcode{sgmllib}}
+\stmodindex{sgmllib}
+To be provided.