function rot13(str) {
	return (str.replace( /[a-zA-Z]/g, function(c){return String.fromCharCode((c<="Z"?90:122)>=(c=c.charCodeAt(0)+13)?c:c-26);} ));
}
$(function() {
	str_clean = "znyzbe@znyzbe.rf";
	str_link = "znvygb:";
	$('.contact-mail').attr('href', rot13(str_link+str_clean));
	$('.contact-mail').text(rot13(str_clean));
});