function chartselect(nr){
	if (nr == 1){
		document.getElementById('chart1').style.display = 'block';
		document.getElementById('chart2').style.display = 'none';
		document.getElementById('chart3').style.display = 'none';
		document.getElementById('chartslink1').className = 'chartslinksAktiv';
		document.getElementById('chartslink2').className = 'chartslinks';
		document.getElementById('chartslink3').className = 'chartslinks';
	}
	else if (nr == 2){
		document.getElementById('chart2').style.display = 'block';
		document.getElementById('chart1').style.display = 'none';	
		document.getElementById('chart3').style.display = 'none';
		document.getElementById('chartslink2').className = 'chartslinksAktiv';
		document.getElementById('chartslink1').className = 'chartslinks';
		document.getElementById('chartslink3').className = 'chartslinks';
	}
	else if (nr == 3){
		document.getElementById('chart2').style.display = 'none';
		document.getElementById('chart1').style.display = 'none';	
		document.getElementById('chart3').style.display = 'block';
		document.getElementById('chartslink2').className = 'chartslinks';
		document.getElementById('chartslink1').className = 'chartslinks';
		document.getElementById('chartslink3').className = 'chartslinksAktiv';
	}
	/*
	var mytab = document.getElementById('spMPCTab-'+cid+'-'+i);
if (mytab) {
if (nr == i) {
mytab.className = 'spMPCTab spMPCTabAktiv';
*/
}