function Window480(URL, name) {
	w = window.open(URL, name, "toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=480,height=480");
	w.focus();
}

function Window640(URL, name) {
	w = window.open(URL, name, "toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=640,height=550");
	w.focus();
}