var b = navigator.appName;
if (b=="Netscape") b = "ns";
	else if (b=="Microsoft Internet Explorer") b = "ie";
version = navigator.appVersion;
v = parseInt(version);
ns4 = (b=="ns" && v==4);

if (ns4)  {
	str='<link rel="STYLESHEET" type="text/css" href="css/content_ns4.css">';
} else {
	str='<link rel="STYLESHEET" type="text/css" href="css/content.css">';
}
document.write(str);