function openWindow(windowURL,windowName,windowWidth,windowHeight) {
	window.name = 'parentWnd';
	newWindow = window.open(windowURL,windowName,'width='+windowWidth+',height='+windowHeight+',toolbar=0,location=0,directories=1, status=1,menuBar=0,scrollBars=1,resizable=1');
	newWindow.focus();
	return false;
}