function toggleProdList(lang) {
	if (lang=="en") {
		switch_text_more = "Choose more samples";
		switch_text_less = "Hide product list";
	} else {
		switch_text_more = "Wählen Sie weitere Muster";
		switch_text_less = "Produktliste einklappen";
	}
	if (document.getElementById('prod_list').style.display=='block') {
		document.getElementById('prod_list_switch').innerHTML=switch_text_more;
		document.getElementById('prod_list').style.display='none';
	} else {
		document.getElementById('prod_list').style.display='block';
		document.getElementById('prod_list_switch').innerHTML=switch_text_less;
	}
 }