function findObj(n, d) {
    var p, i, x;

    if (!d)
        d = document;

    if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
        d = parent.frames[n.substring(p + 1)].document;
        n = n.substring(0, p);
    }
    if (!(x = d[n]) && d.all)
        x = d.all[n];

    for (i = 0; !x && i < d.forms.length; i++)
        x = d.forms[i][n];

    for (i = 0; !x && d.layers && i < d.layers.length; i++)
        x = findObj(n, d.layers[i].document);

    if (!x && d.getElementById)
        x = d.getElementById(n);

    return x;
}

function swapImage() {
    var i, j = 0, x, a = swapImage.arguments;

    for (i = 0; i < (a.length - 2); i += 3)
        if ((x = findObj(a[i])) != null) {
            if (!x.oSrc) 
                x.oSrc = x.src;
            if (x.src.indexOf('_active') == -1) {
                x.src = a[i + 2];
                break;
            }
    }
}

var selectedItem;

function menuOver(prefix, id, id_list) {
    if (id != selectedItem) {
        selectedItem = id;
        var id_arr = id_list.split(';')
        for (i = 0; i < id_arr.length; i++)
            swapImage(prefix + '_' + id_arr[i], '', '/img/template/' + prefix + '/' + prefix + '_' + id_arr[i] + '_selected.gif', 1);
    }
}

function menuOut(prefix, id, id_list) {
    if (id == selectedItem) {
        selectedItem = '';
        var id_arr = id_list.split(';')
        for (i = 0; i < id_arr.length; i++)
            swapImage(prefix + '_' + id_arr[i], '', '/img/template/' + prefix + '/' + prefix + '_' + id_arr[i] + '.gif', 1);
    }
}