var referrer = document.referrer;

if (referrer.substr(1, 25).lastIndexOf("mecmesin") == -1) {

	var trimmedURL = referrer.substring(0, referrer.lastIndexOf("/"));
	var language = trimmedURL.substring(trimmedURL.lastIndexOf(".") + 1);

	switch (language) {
		case "es": document.location.href = "http://mecmesin.es";
			break;
		case "fr": document.location.href = "http://mecmesin.fr";
			break;
		case "de": document.location.href = "http://mecmesin.de";
			break;
		case "th": document.location.href = "http://mecmesin.co.th";
			break;
		default:
	}
}