var agt=navigator.userAgent.toLowerCase();
if ( (parseInt(navigator.appVersion)>=4) 
&& (agt.indexOf('mozilla')!=-1) 
&& (agt.indexOf('spoofer')==-1) 
&&  (agt.indexOf('compatible') == -1) ) {
	if (parseInt(navigator.appVersion)>=5) var agent="Gecko";
	else var agent="Netscape";
} else {
 if (parseInt(navigator.appVersion)>=4) {
 	if (agt.indexOf('opera') != -1) var agent="Opera";
	else var agent="MSIE";
	}
}

if (parseInt(navigator.appVersion)==4 && agent=="Netscape") { document.write("<link rel=stylesheet type='text/css' href='../nn.css'>"); }
else { document.write("<link rel=stylesheet type='text/css' href='../ie.css'>"); }