var winX;
function openWindow(url, n, w, h, s){
	if (typeof n=="undefined") { n = "popup"}
	if (typeof w=="undefined") { w = 670; }
	if (typeof h=="undefined") { h = 440; }
	if (typeof s=="undefined") { s = 'yes'; }
	var strFeatures = 'width=' + w + ', height=' + h + ', status=0, menubar=0, toolbar=0, scrollbars=' + s + ',resizeable=no, dialog=1';
	//var winX = window.open("", n, 10, 10);
	if(winX) {
		winX.close();
		}
	winX = window.open(url, n, strFeatures);
	//winX.resizeTo(w 20,h 70);
	winX.focus();
	}