ActionContext ctx = ActionContext.getContext();
Locale locale = null;
        if(language==null){
        	HttpServletRequest requests=ServletActionContext.getRequest();
        	String string= requests.getLocale().getLanguage();
        	if(string=="zh"){
        		language=ZH_CN;
        	}else {
        		language=EN_US;
        	}      	
        }
        if (ZH_CN.equals(language))
        {
            locale = Locale.SIMPLIFIED_CHINESE;
            setLanguageCookie(ZH_CN);
        }
        if (EN_US.equals(language))
        {
            locale = Locale.US;
            setLanguageCookie(EN_US);
        }
        ctx.setLocale(locale);
        session2.put("WW_TRANS_I18N_LOCALE", locale);