function open_win1(){
window.open("../map/okachimachi.html","okachimachi","menubar=no,toolbar=no,location=no,status=no,scrollbars=yes,resizable=auto,width=620,height=600");
}
function open_win2(){
window.open("../map/osaka.html","osaka","menubar=no,toolbar=no,location=no,status=no,scrollbars=auto,resizable=auto,width=600,height=526");
}
function open_win3(){
window.open("../map/tukuba.html","tukuba","menubar=no,toolbar=no,location=no,status=no,scrollbars=yes,resizable=auto,width=620,height=600");
}
function open_win4(){
window.open("../map/yokohama.html","yokohama","menubar=no,toolbar=no,location=no,status=no,scrollbars=auto,resizable=auto,width=600,height=542");
}
function open_win5(){
window.open("../map/ykhm-bbio.html","ykhm-bbio","menubar=no,toolbar=no,location=no,status=no,scrollbars=auto,resizable=auto,width=600,height=542");
}