function openSubWindow(html, name, w, h, sb){
	var scWidth = screen.availWidth;
	var scHeight = screen.availHeight;{

	setw = 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=' + sb + ',resizable=no,width=' + (w) + ',height=' + (h) + ',top=' + ((scHeight-h)/2) + ',left=' + ((scWidth-w)/2);
	subWindow = window.open(html,name,setw);
	}
	
	subWindow.focus();
}