function Aopen(){
window.open("top01.html","kohoukai","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=400,height=330")}

function Bopen(){
window.open("top02.html","kohoukai","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=500,height=350")}

function Copen(){
window.open("top03.html","kohoukai","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=500,height=600")}

function Dopen(){
window.open("top04.html","kohoukai","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=400,height=380")}

function Eopen(){
window.open("top05.html","kohoukai","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=400,height=380")}