function productAddonlink (element) {
	if (element.innerHTML == 'Produktsuche') {
		element.className ='act';
		document.getElementById('Produktsuche').style.display = 'block';
		document.getElementById('Informationen').style.display = 'none';
		document.getElementById('Informationen_link').className = '';
		document.getElementById('Produktanfrage').style.display = 'none';
		document.getElementById('Produktanfrage_link').className = '';
	}
	if (element.innerHTML == 'Informationen') {
		element.className ='act';
		document.getElementById('Informationen').style.display = 'block';
		document.getElementById('Produktsuche').style.display = 'none';
		document.getElementById('Produktsuche_link').className = '';
		document.getElementById('Produktanfrage').style.display = 'none';
		document.getElementById('Produktanfrage_link').className = '';
	}
	if (element.innerHTML == 'Produktanfrage') {
		element.className ='act';
		document.getElementById('Produktanfrage').style.display = 'block';
		document.getElementById('Produktsuche').style.display = 'none';
		document.getElementById('Produktsuche_link').className = '';
		document.getElementById('Informationen').style.display = 'none';
		document.getElementById('Informationen_link').className = '';
	}
	
	
	if (element.innerHTML == 'Productsearch') {
		element.className ='act';
		document.getElementById('Produktsuche').style.display = 'block';
		document.getElementById('Informationen').style.display = 'none';
		document.getElementById('Informationen_link').className = '';
		document.getElementById('Produktanfrage').style.display = 'none';
		document.getElementById('Produktanfrage_link').className = '';
	}
	if (element.innerHTML == 'Information') {
		element.className ='act';
		document.getElementById('Informationen').style.display = 'block';
		document.getElementById('Produktsuche').style.display = 'none';
		document.getElementById('Produktsuche_link').className = '';
		document.getElementById('Produktanfrage').style.display = 'none';
		document.getElementById('Produktanfrage_link').className = '';
	}
	if (element.innerHTML == 'Productrequest') {
		element.className ='act';
		document.getElementById('Produktanfrage').style.display = 'block';
		document.getElementById('Produktsuche').style.display = 'none';
		document.getElementById('Produktsuche_link').className = '';
		document.getElementById('Informationen').style.display = 'none';
		document.getElementById('Informationen_link').className = '';
	}
	
	
	
	
	
	
	
	
	
	

}