function block_ajax(id,z) {
    var ajax = new dle_ajax();
    ajax.setVar("action", z);
    ajax.setVar("edit", 1);
    ajax.requestFile = dle_root+"engine/modules/block/"+id+".php";
    ajax.method = 'POST';
    ajax.element = id;
    ajax.sendAJAX("");
    return false;
}