this.do_import = function() { 
        var imptxt = $('#impexp').val();
        if(!imptxt) { 
            return false;
        }
        if(imptxt == 'THANK YOU!') {
            good_message('You have unlocked the "Thank You" hidden upgrade'); 
            apply_upgrade('donator_thanks');
            return;
        }
        var exdata_json = Base64.decode($.trim(imptxt));
        var exdata = $.parseJSON(exdata_json);
        new_update_ac_from_json(exdata.ac);
        new_update_pd_from_json(exdata.sv);
        message('Game imported!');
    }