switch(location.host){
case 'www.zhssb.com':
location.href="wwwroot/";
break;
case 'www.santezhuhai.com':
location.href="www/";
break;
case 'www.853ok.com':
location.href="cn/";
break;
case 'www.99tianxiang.com':
location.href="htm/";
break;
case 'www.hmdtravel.com':
location.href="h/";
break;
}