function bilderWechsel(nr) {
xy = setTimeout("neuesBild("+nr+")",3000);
}

function bilderWechselStop() {
xx = clearTimeout(xy);
}

function neuesBild(ebene) {var bilderarray = new Array("bw10.jpg","bw1.jpg","bw2.jpg","bw3.jpg","bw4.jpg","bw5.jpg","bw7.jpg","bw8.jpg","bw13.jpg","bw11.jpg","bw6.jpg","bw9.jpg","index.html");
if (document.images) {
c = (document.getElementById("bild1").src);
var datnam = c.split("/");
var letzter = datnam.length
var aktnr = datnam[letzter-1].substring(2,3);
var naechstes = aktnr;
naechstes++;
if(naechstes > bilderarray.length) {naechstes = 1;}

if(ebene == 0) {
document.getElementById("bild1").src = "images/stories/animation/bw"+naechstes+".jpg";
} else {
document.getElementById("bild1").src = "../images/stories/animation/bw"+naechstes+".jpg";
}

}
xx = clearTimeout(xy);
xy = bilderWechsel(ebene);
}