popup = null;

function zeige_layer(id)
{
	popup = document.getElementById("infobox11");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox10");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox9");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox8");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox7");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox6");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox5");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox4");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox3");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox2");
	if(popup) popup.style.display = "none";
	popup = document.getElementById("infobox1");
	if(popup) popup.style.display = "none";

	popup = document.getElementById(id);
	popup.style.display = "block";

}

function verstecke_layer()
{
popup.style.display = "none";
}