function printFooter() {
  document.writeln("<center>")
  document.writeln('<img src="Library/bar.jpg"><br>')
  document.writeln(
  '<a href="index.htm"><span class="footer"> Home </span></a>'+ "&nbsp;|&nbsp;")
  document.writeln(
  '<a href="history.htm"><span class="footer"> History </span></a>'+ "&nbsp;|&nbsp;")
  document.writeln(
  '<a href="resources.htm"><span class="footer">Resources</span></a>'+ "&nbsp;|&nbsp;")
  document.writeln(
  '<a href="http://www.lbk.ars.usda.gov" target="_blank"><span class="footer">USDA ARS CSRL </span></a>')
  document.writeln('&nbsp; &nbsp;')
  document.writeln("</center>")
}