function popup (page, win, thewidth, theheight) {

	if (document.all) {
		window.open (page, win, 'leftmargin=0,topmargin=0,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=' + thewidth + ',height=' + theheight + ',left=10,top=10');
	} else {
		window.open (page, win,  'leftmargin=0,topmargin=0,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=' + thewidth + ',height=' + theheight + ',screenx=10,screeny=10');
	}
}