function ShowDescription(DivID)
{
    var divDescription = document.getElementById(DivID);
    var divDefault = document.getElementById("CapDefault");

    divDescription.className = 'CaptionOn';
    divDefault.className = 'CaptionOff';
}

function ShowDefault(DivID)
{
    var divDescription = document.getElementById(DivID);
    var divDefault = document.getElementById("CapDefault");

    divDescription.className = 'CaptionOff';
    divDefault.className = 'CaptionOn';
}