// foot() - displays footer in a table
        function greyrule() {


               document.writeln('<table border="0" cellpadding="0" cellspacing="0" width="100%"><tr><td background="http://www.crossref.org/images/solidgrey.gif"><img src="http://www.crossref.org/images/spacer.gif" width="100" height="4"></td></tr></table>');


        }
// -->