if (navigator.userAgent.indexOf('Win') != -1) {
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="/common/css/win.css">');
			document.close();
		}
		if (navigator.userAgent.indexOf('Gecko') != -1) {
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="/common/css/gecko.css">');
			document.close();
		}