var nav11=new Image();
	nav11.src="images/tuere.jpg";

var nav21=new Image();
	nav21.src="images/nav/infoplatz.jpg";

var nav31=new Image();
	nav31.src="images/nav/berater.jpg";


	
var nav12=new Image();
	nav12.src="images/tuere.gif";

var nav22=new Image();
	nav22.src="images/nav/infoplatz.jpg";

var nav32=new Image();
	nav32.src="images/nav/berater.jpg";