var loc = document.location.href;
loc = loc.toUpperCase();

if (loc.indexOf("LOCALHOST") == -1 && loc.indexOf("127.0.0.1") == -1) {
    var prefix = "https://";
    var address = loc;
    address = address.substr(address.indexOf("//") + 2);

    if (loc.indexOf("HTTPS") < 0) {
        document.location = "https://www." + address.replace("WWW.", "");
    } else {

        if (loc.indexOf("WWW.") < 0) {
            document.location = "https://www." + address;
        }
    }
}