function f_a(win) {
        Win = window.open(win,'f_a',
	'toolbar=0,location=0,directories=0,status=0,menubar=1,resizable=yes,scrollbar=yes,width=600,height=550');
}
function f_i(win) {
        Win = window.open(win,'f_a',
	'toolbar=0,location=0,directories=0,status=0,menubar=1,resizable=yes,width=800,height=600');
}