version=parseInt(navigator.appVersion);
if (navigator.appVersion.indexOf('5.')>-1){version=5}; browser='OTHER'; 
if (navigator.appName=='Netscape'){browser='NS'+version;} 
if (navigator.appName=='Microsoft Internet Explorer'){browser='MSIE'+version;} 
if (navigator.appVersion.indexOf('MSIE 3')>0) {browser='MSIE3';}  
if (browser=='NS3') {document.write("<link REL='stylesheet' HREF='/ns.css' TYPE='text/css'>");} 
if (browser=='NS4') {document.write("<link REL='stylesheet' HREF='/ns.css' TYPE='text/css'>");} 
if (browser=='NS5') {document.write("<link REL='stylesheet' HREF='/style.css' TYPE='text/css'>");}
if (browser=='NS6') {document.write("<link REL='stylesheet' HREF='/style.css' TYPE='text/css'>");} 
if (browser=='MSIE3') {document.write("<link REL='stylesheet' HREF='/ns.css' TYPE='text/css'>");} 
if (browser=='MSIE4') {document.write("<link REL='stylesheet' HREF='/ns.css' TYPE='text/css'>");} 
if (browser=='MSIE5') {document.write("<link REL='stylesheet' HREF='/style.css' TYPE='text/css'>");}
if (browser=='MSIE6') {document.write("<link REL='stylesheet' HREF='/ns.css' TYPE='text/css'>");}