It's easy, just enter email to field and copy generated code to your HTML page.
<a id="m_s_663775"></a>
<script>
var fmpa = 'da' + 'rt' + '.w' + 'ei' + 'de' + 'r@' + 'de' + 'ad' + '.s' + 'ta' + 'r';
var igzr = document.getElementById('m_s_663775');
igzr.innerHTML = !(igzr.innerHTML) ? fmpa : igzr.innerHTML;
igzr.href = 'mailto:' + fmpa;
</script>
<span id="m_s_405982"></span>
<script>
var fvvi = 'da' + 'rt' + '.w' + 'ei' + 'de' + 'r@' + 'de' + 'ad' + '.s' + 'ta' + 'r';
var bsnj = document.getElementById('m_s_405982');
bsnj.innerHTML = !(bsnj.innerHTML) ? fvvi : bsnj.innerHTML;
</script>