function changeHome(){
		 parent.topspace.location.href="../navi/nhome.html";
		 parent.mainFrame.location.href="../main/mhome.html";
		 }
function changeProgram(){
		 parent.topspace.location.href="../navi/nprog.php";
		 parent.mainFrame.location.href="../main/mprog.php";
		 }
function changeTickets(){
		 parent.topspace.location.href="../navi/ntickets.html";
		 parent.mainFrame.location.href="../main/mtickets2.html";
		 }
function changeProfil(){
		 parent.topspace.location.href="../navi/nprofil.html";
		 parent.mainFrame.location.href="../main/mprofil.html";
		 }
function changeOrt(){
		 parent.topspace.location.href="../navi/nort.html";
		 parent.mainFrame.location.href="../main/mort.html";
		 }
function changeTeam(){
		 parent.topspace.location.href="../navi/nteam.html";
		 parent.mainFrame.location.href="../main/mteam.html";
		 }
function changeRueck(){
		 parent.topspace.location.href="../navi/nprog.php";
		 parent.mainFrame.location.href="../main/mrueck.php";
		 }
function changeKontakt(){
		 parent.topspace.location.href="../navi/nkontakt.html";
		 parent.mainFrame.location.href="../main/mkontakt2.html";
		 }
function changeAnfahrt(){
		 parent.topspace.location.href="../navi/nanfahrt.html";
		 parent.mainFrame.location.href="../main/manfahrt.html";
		 }
function changeAnfahrt2(){
		 parent.topspace.location.href="../navi/nanfahrt2.html";
		 parent.mainFrame.location.href="../main/manfahrt.html";
		 }
function changeNewsletter(){
		 parent.topspace.location.href="../navi/nnewslet.html";
		 parent.mainFrame.location.href="http://www.pferdestall-bremerhaven.com/cgi-data/newsletter/abo_form.html";
		 }
function changeGuest(){
		 parent.topspace.location.href="../navi/nguest.html";
		 parent.mainFrame.location.href="http://www.pferdestall-bremerhaven.com/cgi-bin/guestbook.php.cgi";
		 }
function changeImpress(){
		 parent.topspace.location.href="../navi/nimpress.html";
		 parent.mainFrame.location.href="../main/mimpress.html";
		 }