mackamo=(navigator.appVersion.indexOf('Mac')!=-1)?true:false;
ie=(navigator.appName.charAt(0) == "M")?true:false;
if(mackamo){
	if(ie){
		fNameym ="css/mac.css"
	}
	else{
		fNameym ="css/mac_nn.css"
	}
}
else{
	if(ie){
		fNameym ="css/win.css"
	}
	else{
		fNameym ="css/win_nn.css"
	}
}
if(fNameym != null){
	document.write("<link rel=stylesheet href='"+fNameym+"'type='text/css'>");
}