function fenster_1() {
 window.open("basel.html", "fenster1", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_2() {
 window.open("stgeorgen.html", "fenster2", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_3() {
 window.open("zurich.html", "fenster3", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_4() {
 window.open("luzern.html", "fenster4", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_5() {
 window.open("trogen.html", "fenster5", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_6() {
 window.open("trogen_2.html", "fenster6", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_7() {
 window.open("uhuru.html", "fenster7", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_8() {
 window.open("kurzfilm.html", "fenster8", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_9() {
 window.open("unterwasser.html", "fenster9", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_10() {
 window.open("flasche.html", "fenster9", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}
function fenster_11() {
 window.open("seeguetli.html", "fenster10", "width=924,height=820,left=50%,top=0,margin-left=-451px,scrollbars=no,status=no,menubar=no,toolbar=no,location=no");
}