function popupWindowURL(url, winname, w, h, menu, resize, scroll)
{
    var x = (screen.width-w)/2;
    var y = (screen.height-h)/3;
	
	if(winname == null)
		winname = "newWindow";
	
	if(w == null)
		w = 800;
	
	if(h == null)
		h = 600;
	
	if(resize == null)
		resize = 1;
	
	menutype   = "nomenubar";
	resizetype = "noresizable";
	scrolltype = "noscrollbars";
	
	if(menu)
		menutype = "menubar";
	
	if(resize)
		resizetype = "resizable";
	
	if(scroll)
		scrolltype = "scrollbars";
	
    cwin = window.open(url,winname,"top=" + y + ",left=" + x + ",screenX=" + x + ",screenY=" + y + "," + "status," + menutype + "," + scrolltype + "," + resizetype + ",width=" + w + ",height=" + h);
	
	if(!cwin.opener)
		cwin.opener = self;
	
	cwin.focus();
	
	return true;
}