function berechnen(price) {
	 var versand = parseFloat(document.getElementById('deliverycost').options[document.getElementById('deliverycost').selectedIndex].value);
	var wert = (document.getElementById('anzahl').value*price)+versand
 // var wert = (document.getElementById('anzahl').value*price);
	wert = (Math.round(wert * 100) / 100).toString();
	wert += (wert.indexOf('.') == -1)? '.00' : '00';
	var p = wert.indexOf('.');
	document.getElementById('wert').innerHTML = wert.substring(0, p) + ',' + wert.substring(p+1, p+3)+' EUR';
}