//===============================select language=====================================
function changeLanguage(lang) {
    var nextyear = new Date();
    nextyear.setFullYear(nextyear.getFullYear()+1);
    setCookie("lang", lang, nextyear, "/", ".wealink.com", false);
    location.reload();
}
function setCookie(name, value, expiry, path, domain, secure) {
    var nameString = name + "=" + value;
    var expiryString = (expiry == null) ? "" : " ;expires = " + expiry.toGMTString();
    var pathString = (path == null) ? "" : " ;path = " + path;
    var domainString = (path == null) ? "" : " ;domain = " + domain;
    var secureString = (secure) ? ";secure" : "";
    document.cookie = nameString + expiryString + pathString + domainString + secureString;
}