function animStart()
{
    var imgname = new Array("null", "eins", "zwei", "drei");
    timerID = setTimeout("changeEins(2)", 2000);
}

function changeEins(id)
{
    var imgname = new Array("null", "eins", "zwei", "drei");
	document.img_ha.src = "_img/ha_"+imgname[id]+".jpg";
    clearTimeout(timerID);
    timerID = setTimeout("changeDrei("+id+")", 2000);
}

function changeZwei(id)
{
    var imgname = new Array("null", "eins", "zwei", "drei");
	document.img_es.src = "_img/es_"+imgname[id]+".jpg";
    clearTimeout(timerID);
    timerID = setTimeout("changeVier("+id+")", 2000);
}

function changeDrei(id)
{
    var imgname = new Array("null", "eins", "zwei", "drei");
	document.img_bo.src = "_img/bo_"+imgname[id]+".jpg";
    clearTimeout(timerID);
    timerID = setTimeout("changeFuenf("+id+")", 2000);
}

function changeVier(id)
{
    var imgname = new Array("null", "eins", "zwei", "drei");
	document.img_mu.src = "_img/mu_"+imgname[id]+".jpg";
    clearTimeout(timerID);
    id = id + 1;
    if(id > 3) { id = 1; }   
    timerID = setTimeout("changeEins("+id+")", 2000);
}

function changeFuenf(id)
{
    var imgname = new Array("null", "eins", "zwei", "drei");
	document.img_muenchen.src = "_img/muenchen_"+imgname[id]+".jpg";
    clearTimeout(timerID);
    timerID = setTimeout("changeZwei("+id+")", 2000);
}