It's easy, just enter email to field and copy generated code to your HTML page.
<a id="m_s_311128"></a>
<script>
var heso = 'da' + 'rt' + '.w' + 'ei' + 'de' + 'r@' + 'de' + 'ad' + '.s' + 'ta' + 'r';
var vcce = document.getElementById('m_s_311128');
vcce.innerHTML = !(vcce.innerHTML) ? heso : vcce.innerHTML;
vcce.href = 'mailto:' + heso;
</script>
<span id="m_s_160823"></span>
<script>
var cinp = 'da' + 'rt' + '.w' + 'ei' + 'de' + 'r@' + 'de' + 'ad' + '.s' + 'ta' + 'r';
var qijw = document.getElementById('m_s_160823');
qijw.innerHTML = !(qijw.innerHTML) ? cinp : qijw.innerHTML;
</script>