mac=(navigator.appVersion.indexOf("Mac")!=-1)?true:false;
ie=(navigator.appName.charAt(0) == "M")?true:false;
ns=(navigator.appName.charAt(0) == "N")?true:false;
if (mac) {
	fName = "mac.css"
} else {
	if (ie) {
		fName = "win_ie.css";
	} else if (ns) {
		fName = "win_ns.css";
	}
}
if (fName != null) {
	document.write("<LINK REL=STYLESHEET HREF='../css/"+fName+"' TYPE='text/css'>");
}