function sozai(){
sub = window.open("sozai.html","","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=750,height=600");
}

function kyoutai(){
sub = window.open("kyoutai.html","","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=750,height=600");
}

function spec(){
sub = window.open("spec.html","","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=750,height=600");
}

function point(){
sub = window.open("point.html","","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=750,height=600");
}