function CryptMailto(email, title, shift, tag_id) {
    if(tag_id == null) return;
	shift = parseInt(shift);
	var n=0;
	var r="";
	var lt=title;
	var s="mailto:"+email;
	for(var i=0;i<s.length;i++) { 
		n=s.charCodeAt(i); 
		if (n>=8364) {n = 128;}
		r += String.fromCharCode(n+shift); 
	}
	document.getElementById(tag_id).innerHTML = "<a href=\"javascript:linkTo_UnCryptMailto('"+r+"', "+shift+");\">"+lt+"</a>";
}