function setCookie(sName, sValue, oExpires, sPath, sDomain, bSecure) {
    var sCookie = sName + "=" + encodeURIComponent(sValue);
    if (oExpires)
        sCookie += "; expires=" + oExpires.toGMTString();
    if (sPath)
        sCookie += "; path=" + sPath;
    if (sDomain)
        sCookie += "; domain=" + sDomain;
    if (bSecure)
        sCookie += "; secure";
    document.cookie = sCookie;
}

function getCookie(sName) {
    var sRE = "(?:; )?" + sName + "=([^;]*);?";
    var oRE = new RegExp(sRE);
    if (oRE.test(document.cookie))
        return decodeURIComponent(RegExp["$1"]);
    else
        return null;
}

cookieName = "CookieBig5";
function setBig5(bIsBig5, domain) {
    //测试的时候用下面的代码
    setCookie(cookieName, bIsBig5, new Date(Date.parse("Jan 1, 2080")), '/');

    //真正发布的时候用下面的代码
    //setCookie(cookieName, bIsBig5, new Date(Date.parse("Jan 1, 2080")), '/', domain, false);
    window.parent.location.reload();
}

function ShowConvBig5(div_css, domain) {
    if (getCookie(cookieName) == 'true') {
        document.write('<div onclick="setBig5(false, \'' + domain + '\')" class="' + div_css + '"><a href="javascript:">简体版</a><div>');
    }
    else {
        document.write('<div onclick="setBig5(true, \'' + domain + '\')" class="' + div_css + '"><a href="javascript:">繁體版</a><div>');
    }
}