function plan() {
var location = "plan/";
window.open(location, 'PopUp', 'toolbar=0, location=0, directories=0, status=0, menubar=0, scrollbars=0, width=520, height=530, resizable=1');
}

function zoom(path,w,h) {
var file = "http://www.erlebnispark.cc/zoom.shtml?" + path;
window.open(file, 'PopUp', 'toolbar=0, location=0, directories=0, status=0, menubar=0, scrollbars=0, width='+w+', height='+h+', resizable=1');
}

function panorama() {
var file = "http://www.panoramatec.com/applet/ptc.php?key=f51bb946d2465c5e341053e1add6490d70cfd8241123e832584b003c29ece998d2a15779d4f606e79e9447d233f84f1de3c5ca6a28ee215e0adfb1a014d9d7ab";
window.open(file, 'PopUp', 'toolbar=0, location=0, directories=0, status=0, menubar=0, scrollbars=0, width=972, height=626, resizable=1');
}