// JScript-Datei

function changeTopCSS(id)
{
    var linkid = 'topmnulink' + id;
    if (linkid.length < 12)
    {
        document.getElementById(linkid).className = "lvl1Link_active";
    }
    else
    {
        document.getElementById(linkid).className = "lvl2Link_active";
        var toplinkid = linkid.substr(0,11);
        if (document.getElementById(toplinkid).className.indexOf('current') == -1)
        {
            document.getElementById(toplinkid).className = "lvl1Link_active";
        }
    }
}

function changeTopCSSBack(id)
{
    var linkid = 'topmnulink' + id;
    if (linkid.length < 12)
    {
        document.getElementById(linkid).className = "lvl1Link";
    }
    else
    {
        document.getElementById(linkid).className = "lvl2Link";
    }
}

function showLvl2(id)
{
    var linkid = 'topmnulink' + id;
    if (document.getElementById(linkid).className.indexOf('current') == -1)
    {
       changeTopCSS(id);
    }
    for (var i=1; i<10; i++)
    {
        var lvl2menus = 'lvl2link' + i;
        if (document.getElementById(lvl2menus) != null)
        {
            document.getElementById(lvl2menus).style.visibility = 'hidden';
        }
    }
    
    var lvl2id = 'lvl2link' + id;
    if (document.getElementById(lvl2id) != null)
    {
        document.getElementById(lvl2id).style.visibility = 'visible';
    }
}

function changeLvl1Style(id)
{
    var linkid = 'topmnulink' + id;
    if (document.getElementById(linkid).className.indexOf('current') == -1)
    {
        changeTopCSSBack(id);
    }
    changeTopLinkStyle(id);

}

function changeTopLinkStyle(id)
{
    var toplinkid = 'topmnulink' + id;
    if (document.getElementById(toplinkid).className.indexOf('current') == -1)
    {
        document.getElementById(toplinkid).className = "lvl1Link";
    }

}