function panormaScrollUpdateX(containerId, contentId, x)
{
    var containerObj = document.getElementById(containerId);
    var contentObj = document.getElementById(contentId);
    var i = containerId.substr(containerId.length - 1);
    showHideLayer("scrollleft" + i, x < 0);
    showHideLayer("scrollright" + i,
        x > (containerObj.offsetWidth - contentObj.offsetWidth));
}

updateX_cb = panormaScrollUpdateX;