function openWindow(contentURL,windowName,windowWidth,windowHeight) {
	widthHeight = 'height=' + windowHeight + ',width=' + windowWidth +',left=0,top=0,toolbar=0, location=0,directories=0,status=0,menubar=0,scrollbars=0,copyhistory=0,resizable=1';
	newWindow = window.open(contentURL,windowName,widthHeight);
	newWindow.focus();
}