app = navigator.appName;
if ( app.indexOf('Netscape') != -1 ) {
  document.write('<LINK REL="stylesheet" HREF="http://www.parosweb.com/paroswebNEW/css/ns.css">\n');
}
else {
  document.write('<LINK REL="stylesheet" HREF="http://www.parosweb.com/paroswebNEW/css/ie.css">\n'); 
}