function GetCookie(name)
{
    var result = null;

    var myCookie = document.cookie + ";";
    var searchName = name + "=";
    var startOfCookie = myCookie.indexOf(searchName);
    var endOfCookie;
    if (startOfCookie != -1)
    {
        startOfCookie += searchName.length;
        endOfCookie = myCookie.indexOf(";", startOfCookie);
        result = unescape(myCookie.substring(startOfCookie, endOfCookie));
    }
    return result;
}

function hasLogin() {
    var name = GetCookie('_PG_NickName_');
    return ( name != null );
}

function headerTRWriteUserMenu() {
    name = GetCookie('_PG_NickName_');
    document.writeln("<font color='#0066ff'>" + decodeURI(name) + "，您好</font><span class='pipe'>|</span><a href='/portal/logout.do'>退出</a>")
}

function headerTRWriteGuestMenu() {
    document.writeln("<a href='/portal/login.do'>登录</a><span class='pipe'>|</span><a href='/portal/reg/register.do'>注册</a>")
}

function headerTROutput() {
    if (hasLogin()) {
        headerTRWriteUserMenu();
    } else {
        headerTRWriteGuestMenu();
    }
}

function headerOutputUserSpaceMenu(){
    document.writeln("<a href='/portal/user/welcome.do'>个人空间</a>")
}