// JavaScript Document
function getCookie(name) {
    var cookieValue = "";
    var search = name + "=";
    if (document.cookie.length > 0) {
        offset = document.cookie.indexOf(search);
        if (offset != -1) {
            offset += search.length;
            end = document.cookie.indexOf(";", offset);
            if (end == -1) end = document.cookie.length;
            cookieValue = unescape(document.cookie.substring(offset, end))
        }
    }
    return cookieValue;
}

function setCookie(cookieName, cookieValue, DayValue) {
    var expire = "";
    var day_value = 1;
    if (DayValue != null) {
        day_value = DayValue;
    }
    expire = new Date((new Date()).getTime() + day_value * 86400000);
    expire = "; expires=" + expire.toGMTString();
    document.cookie = cookieName + "=" + escape(cookieValue) + ";path=/" + expire;
}

function delCookie(cookieName) {
    var expire = "";
    expire = new Date((new Date()).getTime() - 1);
    expire = "; expires=" + expire.toGMTString();
    document.cookie = cookieName + "=" + escape("") + ";path=/" + expire;
    //path=/
}