function topenwin(name,url) {
	var w=700;
	var h=450;
	var width = Math.round((window.screen.width - w-100) / 2);
	var height = 100;
	window
			.open(
					url,
					name,
					'height='+h+', width='+w+', top='
							+ height
							+ ',left='
							+ width
							+ ',toolbar=no, menubar=no, scrollbars=no, resizable=no,location=no, status=no');
}