function newWindow(popupPage, winWidth, winHeight) {
	if (winWidth == null) {
		winWidth = 360;
	}
	if (winHeight == null) {
		winHeight = 360;
	}
	popupWindow = window.open(popupPage, 'popupWindow', 'toolbar=no,location=no,scrollbars=yes,width='+winWidth+',height='+winHeight);
	popupWindow.focus();
}