{
if (navigator.platform != "Win32"){
if ((navigator.appVersion.indexOf("Macintosh" != -1)) && (navigator.appName.indexOf("Netscape") != -1))
{
document.write('<link rel="stylesheet" href="library/webmac.css">'); }
else
{document.write('<link rel="stylesheet" href="library/web.css">'); }
}

else

document.write('<link rel="stylesheet" href="library/web.css">');}