function starte() {
	var i = new Image();
	i.src = "img/logo_start2.gif"; 
}

function aendereLogo() {
	var logo = document.getElementById("logo");
	logo.src = "img/logo_start2.gif";
	document.bgColor = "white"
}

function verlasseLogo() {
	var logo = document.getElementById("logo");
	logo.src = "img/logo_start3.gif";
	document.bgColor = "black";

}

function seiteAendern() {
	var logo = document.getElementById("logo");
	location.href = "index2.html";
}

function faerbeSchwarz() {
	document.bgColor = "black";
	}