function subWin1(){
window.open("./ohtsu-map.html","window1","resizable=yes,menubar=no,directories=no,status=no,location=no,scrolling=1,scrollbars=1,toolbar=1,width=630,height=480");
}
function subWin2(){
window.open("./hikone-map.html","window1","resizable=yes,menubar=no,directories=no,status=no,location=no,scrolling=1,scrollbars=1,toolbar=1,width=630,height=480");
}