var n;
function popupWin(url,w,h) {
	if (n) { n.close() }
	n = window.open(url,"window",'left=150,top=100,width='+w+',height='+h+',toolbar=no,location=no,status=no,scrollbars=yes,resizable=yes')
	n.focus();
}
function openSTF(url, page, querystring, w, h) {
	var pageToOpen = url+"?page="+escape(page)+"&query="+escape(querystring);
	if (n) { n.close() }
	n = window.open(pageToOpen,"stf",'left=150,top=100,width='+w+',height='+h+',toolbar=no,location=no,status=no,scrollbars=yes,resizable=yes')
	n.focus();
}