function notify_win(ww){
	var nw_h, nw_w, nw;
	nw_w = 400;
	nw_h = 200;
	nw = window.open('performance-notify.asp?lang=' + ww, 'notifywin', 'width='+nw_w+', height='+nw_h+', status=0, scrollbars=0, top = '+((screen.height-nw_h)/2)+', left='+ ((screen.width-nw_w)/2));
	return !(nw);
}

function notify_win2(ww){
	var nw_h, nw_w, nw;
	nw_w = 400;
	nw_h = 200;
	nw = window.open('teachingtools-notify.asp?lang=' + ww, 'notifywin', 'width='+nw_w+', height='+nw_h+', status=0, scrollbars=0, top = '+((screen.height-nw_h)/2)+', left='+ ((screen.width-nw_w)/2));
	return !(nw);
}