function Audio() {
        var status = 1;
        if (status == 1)
        {
            document.getElementById('audiotag').play();
            window.document.images[0].src = "images/play.png";
            status = 0;
        }
        else
        {
            document.getElementById('audiotag').pause();
            window.document.images[0].src = "images/logo_small.png";
            status = 1;
        }
    }