var g_drawMenu2Index = '';

function drawMenu2List(index, page)
{
    // $('menu2Frame' + index).innerHTML = '<br /><br />        <img src="./img/wait.gif" /> Please Wait...';
    $('menu2ListWaitSpan' + index).style.display = '';

    g_drawMenu2Index = index;

    var url   = '_Ajax.php';
    var param = 'acttype=drawMenu2List'
              + '&page='  + page
              + '&index=' + index
        ;

    var myAjax = new Ajax.Request(
            url,
            {
                method: 'post',
                parameters: param,
                onSuccess: _drawMenu2ListOk,
                onFailure: _drawMenu2ListErr
            });

    return false;
}
function _drawMenu2ListOk(res)
{
    var ret = String(res.responseText);

    var index = g_drawMenu2Index;
    g_drawMenu2Index = '';

    $('menu2ListWaitSpan' + index).style.display = 'none';

    if (ret == 'ERROR') {
        $('menu2Frame' + index).innerHTML = '        <b>Some error happened.</b>';
        alert("Some error happened.");
        return false;
    }

    $('menu2Frame' + index).innerHTML = ret;
}
function _drawMenu2ListErr(res)
{
    var index = g_drawMenu2Index;
    g_drawMenu2Index = '';

    $('menu2ListWaitSpan' + index).style.display = 'none';

    $('menu2Frame' + index).innerHTML = '        <b>Some error happened.</b>';
    alert("Some error happened.\r\nPlease check your internet connection.");
}