function changeToStart()
{
	open("nav_start.php", "nav");
}
function changeToUebersicht()
{
	open("nav_uebersicht.php", "nav");
}
function changeToKursangebot()
{
	open("nav_kursangebot.php", "nav");
}
function changeToUebungszeiten()
{
	open("nav_uebungszeiten.php", "nav");
}
function changeToTaunusjumper()
{
	open("nav_taunusjumper.php", "nav");
}
function changeToVPGSchH()
{
	open("nav_VPGSchH.php", "nav");
}
function changeToObedience()
{
	open("nav_Obedience.php", "nav");
}
function changeToThemen()
{
	open("nav_themen.php", "nav");
}
function changeToEvent()
{
	open("nav_event.php", "nav");
}
function changeToBilder()
{
	open("nav_bilder.php", "nav");
}
function changeToTermine()
{
	open("nav_termine.php", "nav");
}
function changeToNews()
{
	open("nav_news.php", "nav");
}
function changeToGaeste()
{
	open("nav_gaeste.php", "nav");
}
function changeToDownload()
{
	open("nav_download.php", "nav");
}
function changeToLinks()
{
	open("nav_links.php", "nav");
}
function changeToWegbeschreibung()
{
	open("nav_wegbeschreibung.php", "nav");
}
function changeToKontakt()
{
	open("nav_kontakt.php", "nav");
}
function changeToImpressum()
{
	open("nav_impressum.php", "nav");
}