function buddy_createCookie(name, value, days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
        var expires = "; expires=" + date.toGMTString();
    }
    else var expires = "";
    document.cookie = name + "=" + value + expires + "; path=/";
}

function buddy_readCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for (var i = 0; i < ca.length; i++) {
        var c = ca[i];
        while (c.charAt(0) == ' ') c = c.substring(1, c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
    }
    return null;
}

function buddy_eraseCookie(name) {
    createCookie(name, "", -1);
}

function buddy_updateNav() {
    var navBar = document.getElementById('mainNavigationBar');
    var buddyMessage = document.getElementById('buddyMessageArea');
    var featuredMessage = document.getElementById('featuredArea');
    var secondaryNavigation = document.getElementById('secondaryNavigation');
    var cookieValue = buddy_readCookie("Preferences");
    if (cookieValue) {
        cookieValue = cookieValue.replace(/\+/g, ' ');
        var args = cookieValue.split('&');
        var params = new Array();
        for (var i = 0; i < args.length; i++) {
            var value;
            var pair = args[i].split('=');
            var name = unescape(pair[0]);

            if (pair.length == 2)
                value = unescape(pair[1]);
            else
                value = name;

            params[name] = value;
        }
        navBar.className = "hsNavWrapper";
        buddyMessage.innerHTML = '<div class="success">You are currently viewing the workout of ' + params["FriendsFirstName"] + ' ' + params["FriendsLastName"] + '. To return to your workout please <a href="/public/my_logout.aspx">click here</a>' + '</div>';
        navBar.innerHTML = '<ul><li><a href="/fitness/my_today.aspx" title="Home"><span>Workout For ' + params["FriendsFirstName"] + '</span></a></li><li><a href="/public/my_logout.aspx" title="Return To Your Account"><span>Return To Your Account</span></a></li></ul>';
        secondaryNavigation.innerHTML = "";
        featuredMessage.innerHTML = "";
    }
}

function buddy_redirect() {
    if (buddy_readCookie("Preferences")) {
        document.location.href = "/public/my_logout.aspx";
    }
}