function revealModal(divID)
{
    //window.onscroll = function () { document.getElementById(divID).style.top = document.body.scrollTop; };
    document.getElementById(divID).style.display = "block";
    document.getElementById(divID).style.top = document.body.scrollTop;
    setTimeout("hideModal('" + divID + "')", 10000);
}

function hideModal(divID)
{
    document.getElementById(divID).style.display = "none";
}