function wechsel1()
{
if (document.all.lk01.className=="navi")
    document.all.lk01.className="navi2";
else document.all.lk01.className="navi";
}

function wechsel2()
{
if (document.all.lk02.className=="navi")
    document.all.lk02.className="navi2";
else document.all.lk02.className="navi";
}

function wechsel3()
{
if (document.all.lk03.className=="navi")
    document.all.lk03.className="navi2";
else document.all.lk03.className="navi";
}

function wechsel4()
{
if (document.all.lk04.className=="navi")
    document.all.lk04.className="navi2";
else document.all.lk04.className="navi";
}

function wechsel5()
{
if (document.all.lk05.className=="navi")
    document.all.lk05.className="navi2";
else document.all.lk05.className="navi";
}

function wechsel6()
{
if (document.all.lk06.className=="navi")
    document.all.lk06.className="navi2";
else document.all.lk06.className="navi";
}

var mailer="mailto:";
var praef="heidi";
var provider="hausdanler.at";

var praef_gerd="schroeter.gerd";
var provider_gerd="t-online.de";

var praef_haack="info";
var provider_haack="webservice-haack.de";