var activeSample = 0;

function createSample(trackNumber, url)
{
    hideSample();
    activeSample = trackNumber;
    document.getElementById('button' + trackNumber).style.display = 'none';
    var so = new SWFObject('mp3player.swf?file=' + url + '&autostart=true&volume=70&backcolor=0xffffff&frontcolor=0x507CD1&lightcolor=0x000000&showdigits=false&showeq=false&showfsbutton=false', 
        'track' + trackNumber, '90', '19', '6.0.65', '#ffffff');
    so.write('sample' + trackNumber);
    return (document.getElementById('track' + trackNumber) == null);
}

function hideSample()
{
    if (activeSample != 0)
    {
        deconcept.SWFObjectUtil.cleanupSWFs();
        var track = document.getElementById('track' + activeSample);
        if (track != null)
        {
            document.getElementById('sample' + activeSample).removeChild(track);
            document.getElementById('button' + activeSample).style.display = 'block';
        }
        activeSample = 0;
    }
}