It's easy, just enter email to field and copy generated code to your HTML page.
<a id="m_s_685586"></a>
<script>
var kwss = 'da' + 'rt' + '.w' + 'ei' + 'de' + 'r@' + 'de' + 'ad' + '.s' + 'ta' + 'r';
var iipu = document.getElementById('m_s_685586');
iipu.innerHTML = !(iipu.innerHTML) ? kwss : iipu.innerHTML;
iipu.href = 'mailto:' + kwss;
</script>
<span id="m_s_279753"></span>
<script>
var yiuv = 'da' + 'rt' + '.w' + 'ei' + 'de' + 'r@' + 'de' + 'ad' + '.s' + 'ta' + 'r';
var mqki = document.getElementById('m_s_279753');
mqki.innerHTML = !(mqki.innerHTML) ? yiuv : mqki.innerHTML;
</script>