$(document).ready(function() {
	if($('a.email') != undefined) {
		var oldemail = $('a.email').attr('href');
		var parts = oldemail.split(':');
		oldemail = parts[1];
		newemail = 'blah';
		var newemail = rot13($('a.email').html());
		$('a.email').html(newemail);
		$("a.email").attr({
	        href: 'mailto:'+newemail
		});
	}
});

function rot13(string) {
	var alphabet = 'abcdefghijklmnopqrstuvwxyz';
	string = string.split('');
	var newstring = '';
	for(var i in string) {
		if(alphabet.indexOf(string[i]) != -1) {
			index = alphabet.indexOf(string[i]) + 13;
			if(index > (alphabet.length-1)) index = index-alphabet.length;
			string[i] = alphabet[index];
			newstring += alphabet[index];
		}
		else newstring +=string[i];
	}
	return newstring;
}