if (document.getElementById) {
    document.writeln('<style type="text/css" media="all">');
    document.writeln('<!--');
    document.writeln('.sidehide{display:none; }');
    document.writeln('-->');
    document.writeln('</style>');
}

function showHide(id) {
    var disp = document.getElementById(id).style.display;

    if (disp == "block") {
        document.getElementById(id).style.display = "none";
    } else {
        document.getElementById(id).style.display = "block";
    }
    return false;
}

var myajax;
window.onload = function(){ amitter_one_time_execute(); }
amitter_execute();

function amitter_execute() {
    var periodicalExecute = new PeriodicalExecuter(amitter_update, 25);
}

function amitter_update() {
    var a = new Ajax.Request(
        "/index.php",
        {
            "method": "get",
            "parameters": "m=pc&a=page_o_amitter&method=isUpdate",
            onComplete: function(request) {
                var value = new Array();
                value = request.responseText.split('/');
                if (value[1] == 'true') {
                    amitter_one_time_execute();
                }
            }
        }
    );
}

function amitter_one_time_execute() {
    var a = new Ajax.Updater(
        "amitter-div",
        "/index.php",
        {
            "method": "get",
            "parameters": "m=pc&a=page_o_amitter",
            onSuccess: function(request) {},
            onComplete: function(request) {},
            onFailure: function(request) {},
            onException: function (request) {}
        }
    );
}