// set Variable
   var Agent = navigator.userAgent;
   var cssDir = '/r1/company/css/';
   var cssTags = '<link rel="stylesheet" type="text/css" href="';
   var flag = null;

// CSS deverge for Cross Platform & Cross Browser
if (Agent.indexOf('Win') != -1) {
	if (document.all) { // Win_IE
		flag = "wie";
	} else { // Win_NS
		flag = "wns";
	}
}

if (Agent.indexOf('Mac') != -1) {
	if (document.all) { // Mac_IE
		flag = "mie";
	} else { // Mac_NS
		flag = "mns";
	}
}
if (flag != null) {
	document.open();
	document.write(cssTags + cssDir + flag + '.css">');
	document.close();
}