function win1(){
window.open("rekishi/koutei1.html","koutei1","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}
function win2(){
window.open("rekishi/koutei2.html","koutei2","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}
function win3(){
window.open("rekishi/koutei3.html","koutei3","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}
function win4(){
window.open("rekishi/koutei4.html","koutei4","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}
function win5(){
window.open("rekishi/koutei5.html","koutei5","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}
function win6(){
window.open("rekishi/koutei6.html","koutei6","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}
function win7(){
window.open("rekishi/koutei7.html","koutei7","width=500,height=370,menubar=yes,scrollbars=yes,toolbar=yes,resizable=yes");
}