function changeToUeberuns()
{
	open("nav_kuta.php", "nav_kuta");
}
function changeToTagungshaus()
{
	open("nav_tagungshaus.php", "nav_kuta");
}
function changeToVeranstaltungen()
{
	open("nav_veranstaltung.php", "nav_kuta");
}
function changeToKurse()
{
	open("nav_kurse.php", "nav_kuta");
}
function changeToKontakt()
{
	open("nav_kontakt.php", "nav_kuta");
}
function changeToAnfahrt()
{
	open("nav_kuta.php", "nav_kuta");
}
function changeToLinks()
{
	open("nav_kuta.php", "nav_kuta");
}