function doUnload() {
	window.open('popup.html','pop','scrollbars=yes,resizable=no,toolbar=no,menubar=no,location=no,width=522,height=256');
    window.focus(); 
}

function popup() {
    window.open('popupsm.html','qandanote','scrollbars=yes,resizable=yes,width=400,height=150'); 
}