osType=navigator.userAgent;
	if(osType.indexOf("Mac")>=0){
		myOS="mac";
	}
	if(osType.indexOf("Win")>=0){
		myOS="win";
	}



	if(myOS=="mac"){
		document.write("<link REL='stylesheet' TYPE='text/css' href='http://www.s-tone.com/css/mac.css'>");
	}
	if(myOS=="win"){
		document.write("<link REL='stylesheet' TYPE='text/css' href='http://www.s-tone.com/css/win.css'>");
	}