function openmap() {
newWindow = window.open('map.html', 'newWin', 'toolbar=no, location=no, directories=no, scrollbars=no, status=no, width=615, height=460, left=100, top=100') 
} 

function hidesong(){
//document.all["song"].style.visibility = "hidden";
if (document.getElementById) { // DOM3 = IE5, NS6
document.getElementById('song').style.visibility = 'hidden';
}
else {
if (document.layers) { // Netscape 4
document.song.visibility = 'hidden';
}
else { // IE 4
document.all.song.style.visibility = 'hidden';
}
}
 }
function showsong(){
//document.all["song"].style.visibility = "visible";
if (document.getElementById) { // DOM3 = IE5, NS6
document.getElementById('song').style.visibility = 'visible';
}
else {
if (document.layers) { // Netscape 4
document.song.visibility = 'visible';
}
else { // IE 4
document.all.song.style.visibility = 'visible';
}
}
}