// complete and utter wank !!!
var OSName="";
if (navigator.appVersion.indexOf("Win")!=-1) OSName="Windows";
if (navigator.appVersion.indexOf("Mac")!=-1) OSName="MacOS";
if (navigator.appVersion.indexOf("X11")!=-1) OSName="UNIX";
if (navigator.appVersion.indexOf("Linux")!=-1) OSName="Linux";

//alert(navigator.appVersion);

document.write('<link rel="stylesheet" type="text/css" href="/css/pc/stylesheet.css">');