function hidesubmenu(sid)
{
    eval("submenu" + sid + ".style.display=\"none\";");
}

function showsubmenu(sid,menuCount)
{
    for(var i = 1; i <= menuCount; i++)
    {
        var obj = document.all("submenu" + i);
        //alert(obj);
        if(obj != null)
        {
        //eval("submenu" + i + ".style.display=\"none\";");
            obj.style.display = "none";
        }
    }
    eval("submenu" + sid + ".style.display=\"block\";");
}