/* スタイルシート分岐 */

var uName = navigator.userAgent;
var osName = "unknown";
if (uName.indexOf("Mac") > -1) { 
	document.write("<link rel='stylesheet' type='text/css' href='css/mac.css'>");
} else {
	document.write("<link rel='stylesheet' type='text/css' href='css/win.css'>");
}