switch(location.host){
	case 'www.opticsfair.com':
		location.href="/wof/en/"
		break;
	case 'www.cantonsf.cn':
		location.href="/cantonsf/cn/"
		break;
	case 'www.chinaleatherfair.cn':
		location.href="/leather/zh/"
		break;
	case 'www.chinaleatherfair.com':
		location.href="/leather/en/"
		break;
	case 'www.chinashoetech.cn':
		location.href="/shoetech/zh/"
		break;
	case 'www.chinashoetech.com':
		location.href="/shoetech/en/"
		break;
	case 'www.opticsfair.cn':
		location.href="/wof/zh/"
		break;
	case 'auto.donnor.com':
		location.href="/autowz/"
		break;
	case 'www.shoesweek.com':
		location.href="/china/cantonsf/week"
		break;
	case 'ce.donnor.com':
		location.href="/equipment/"
		break;
	case 'ykee.donnor.com':
		location.href="/china/ykee/"
		break;
	case 'wsf.donnor.com':
		location.href="/wsf/"
		break;
	case 'www.donnor.com':
		location.href="/cn/"
		break;
	case 'www.donnor.cn':
		location.href="/cn/"
		break;
}