var w=256;
if (sn==2)
	 w=320;
if (sn==3)
	 w=360;
if (sn==4)
	 w=400;
var h=w*3/5;
var lw=' width="'+w+'"';
var lh=' height="'+h+'"';
var la=' alt="Lecture room"';
var lt=' title="Lecture room"';
var b=' border="1"';
document.write('<img src="../images/Staendertorvet_5.jpg"'+lw+lh+la+lt+b+'>');