function swap_nav1(){
	document.location.href='home_iframe.html';
}
function swap_nav2(){
	document.location.href='zimmer_iframe.html';						
}
function swap_nav3(){
	document.location.href='tagungen_iframe.html';		
}
function swap_nav4(){
	document.location.href='freizeit_iframe.html';	
}
function swap_nav5(){
	document.location.href='anfahrt_iframe.html';						
}
function swap_nav6(){
	document.location.href='links_iframe.html';			
}
function swap_nav7(){
	top.location.href='../index_en.php';
}