function toggle1() {
var ele = document.getElementById("toggleText1");
var text = document.getElementById("displayText1");
if(ele.style.display == "block") {
ele.style.display = "none";
}
else {
ele.style.display = "block";
}
}

function toggle2() {
var ele = document.getElementById("toggleText2");
var text = document.getElementById("displayText2");
if(ele.style.display == "block") {
ele.style.display = "none";
}
else {
ele.style.display = "block";
}
}




function wechsel(url,bildname) {
 //window.document.images[bildname].src = url;
 }
 
 
 function sichtbar() {
	document.getElementById('div1').style.display = 'block'
}