var aktiv;

//+++++	Navigation ANFANG +++++
function zeige(divid) {
window.clearInterval(aktiv);
document.getElementById("nav0").style.visibility="hidden";
document.getElementById("nav5").style.visibility="hidden";
document.getElementById("nav10").style.visibility="hidden";
document.getElementById("nav15").style.visibility="hidden";

document.getElementById(divid).style.visibility="visible";
}

function verberge() {
document.getElementById("nav0").style.visibility="hidden";
document.getElementById("nav5").style.visibility="hidden";
document.getElementById("nav10").style.visibility="hidden";
document.getElementById("nav15").style.visibility="hidden";
}

function abschaltung() {
aktiv = window.setInterval("verberge()",800);
}
//+++++ Navigation ENDE +++++

//+++++ Bildertausch ANFANG +++++
function Bildertausch(ereigniss, welchesBild)
{
document.getElementById(welchesBild).src = "bilder/"+welchesBild+ereigniss+".gif";
}
//+++++Bildertausch ENDE +++++

var url;
function GeheZu (url)
{
	window.open(url,"Fenster1");
}

function schliessen(){
document.getElementById("hinweis").style.visibility="hidden";
}