function popUp(url) {
popupwin=window.open(url,"popupwin",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=575,height=600');self.name = "mainWin";
}

if (document.layers) 
{document.write('<link rel=stylesheet href="/css/nn4.css">') 
}