function writeaddress()
  {
  var address = "infoapestaartjepetatwijnstra-coachingdingetjenl";
  address = address.replace(/apestaartje/g, "@");
  address = address.replace(/hyphen/g, "-");
  address = address.replace(/dingetje/g, ".");
  document.write('<a class="tekst" href="mailto:'+address+'">&#105;&#110;&#102;&#111;&#064;&#112;&#101;&#116;&#097;&#116;&#119;&#105;&#106;&#110;&#115;&#116;&#114;&#097;&#045;&#099;&#111;&#097;&#099;&#104;&#105;&#110;&#103;&#046;&#110;&#108;</a>');
  }