// Cookie Utilities...

//--------------------------------------------------------------------------------

function createCookie(name, value, days)
{
    // Create A Cookie...

    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 readCookie(name)
{
    // Delete A Cookie...

    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 eraseCookie(name)
{
    // Erase A Cookie...

    createCookie(name, "", -1);
}

//--------------------------------------------------------------------------------