var foreverDate = "Mon, 06-Jan-2037 00:00:00 GMT";
function setCookie (name, value, expires, path, domain, secure) {
    document.cookie = name + "=" + escape(value) +
    ((expires) ? "; expires=" + expires : "") +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
}
function getCookie(name) {
    var cookie = " " + document.cookie;
    var search = " " + name + "=";
    var setStr = null;
    var offset = 0;
    var end = 0;
    if (cookie.length > 0) {
        offset = cookie.indexOf(search);
        if (offset != -1) {
            offset += search.length;
            end = cookie.indexOf(";", offset)
            if (end == -1) {
                end = cookie.length;
            }
            setStr = unescape(cookie.substring(offset, end));
        }
    }
    return(setStr);
}
function setLang(lang)
{

    Ext.Ajax.request( {
        url : './lang/lang.php',
        method : 'POST',
        success : function(result) {
            setCookie ("lang", lang, foreverDate);
            location.reload();
        },
        params : {
            'language' : lang,
            'save_lang' : true
        }
    });
}