if (navigator.userAgent.indexOf("Win") >= 0) {
	if (navigator.appName.indexOf("Microsoft") >= 0) {
		dirName="hf_win_ie";
	} else {
		dirName="hf_win_ff";
	}
} else {
	dirName="hf_mac_ff";
}

document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="/ws/template/common/css/'+dirName+'.css">')