function subswap(id) {
	for (var i = 1; i<=7; i++) {
		if (document.getElementById("sub"+i)) {document.getElementById("sub"+i).style.display="none";}
	}
if (document.getElementById(id)) {document.getElementById(id).style.display="block";}
if (id=='sub1'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_index.gif")';
		
	}

if (id=='sub2'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_beratung.gif")';
		
	}
if (id=='sub3'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_schulung.gif")';
		
	}

if (id=='sub4'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_systeme.gif")';
		
	}
if (id=='sub5'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_felder.gif")';
		
	}
if (id=='sub6'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_gattungen.gif")';
		
	}
if (id=='sub7'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_wissenschaft.gif")';
		
	}
if (id=='sub8'){
		// Mozilla
		document.getElementById('sitelabel').style.backgroundImage = 'url("media/img/sitelabel_skunst.gif")';
		
	}

}

function fenster()
{window.open("../pdf/vortrag.mpg","film","width=400,height=300,left=150,top=150,status=no,toolbar=no,menubar=no,location=no,titelbar=no,resizable=no,scrollbars=no");
}

function subopen()
{
parent.document.getElementById("sub1").style.display="block";

}

function hidebutton()
{
document.getElementById("printbutton").style.display="none";

}