function trim()
{
}

$(function(){
  var rContact = "moc.ynapmoc-rsd" + "@" + "tcatnoc";
  var contact = rContact.split("").reverse().join("");

  $("span.contact_email").each(
    function(){
      var place = $(this);
      var text = $.trim(place.html());
      if (!text.length || text == ' ')
      {
        text = contact;
      }

      place.replaceWith($('<a href="mailto:' + contact +'" ></a>').html(text));
    }
  );

});