function toggleGlossar(id) {
 	var item;
 	item = document.getElementById(id);
 	if(item) {
	 	if(item.style.display == "block") {
	 		item.style.display = "none";
	 	
	 	} else {
	 		item.style.display = "block";	
	 	
	 	}
	 }
 }